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Hillsborough County MPO Truck Route Study Technical Memorandum #1




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            HILLSBOROUGH COUNTY TRUCK ROUTE STUDY



                   TECHNICAL MEMORANDUM

                         NUMBER 1



           Regulatory and Institutional Setting,

             Transportation Planning Process

             and Truck Classification Profile







     Prepared for:    The Hillsborough County

                      Metropolitan Planning Organization



     Prepared by:     Sprinkle Consulting Engineers, Inc.

                      Frederic R. Harris, Inc. 

                      Street Smarts, Inc.



                         April, 1994







                         TABLE OF CONTENTS





INTRODUCTION		                                     1



PROBLEM DEFINITION		                             4



REGULATORY SETTING		                            19



INTEGRATION INTO THE TRANSPORTATION		



PLANNING PROCESS		                            23



VEHICLE CLASSIFICATION		                            29



FINDINGS AND RECOMMENDATIONS		                    42







                          LIST OF TABLES







1  Evaluation of FHWA Vehicle Classification Scheme	    33



2  Evaluation of AASHTO Vehicle Classification Scheme	    34



3  Evaluation of HCM Vehicle Classification Scheme	    35



4  Evaluation of DHSMV Vehicle Classification Scheme	    36

 

5  Evaluation of FSUTMS/RTA Vehicle Classification Scheme   37



6  Summary Evaluation of Vehicle Classification Scheme	    38



7  Proposed Vehicle Classification Scheme		    41



                            APPENDICES



A  Current Prohibitions under Ordinance 85-1



B  Complaints Received - Signs not Posted



C  Pinellas County Truck Route Plan



D  City of Tampa Truck Route Plan



E  Summary of FHWA Vehicle Classification Scheme



F  Summary of AASHTO Vehicle Classification Scheme



G  Summary of  Vehicle Classification Scheme



H  Summary of DHSMV Vehicle classification Scheme



I  Summary of FSUTMS/RTA Vehicle Classification Scheme



j  Truck Recognition Silhouettes





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                          INTRODUCTION



BACKGROUND



Truck traffic is an essential part of everyday life in 

Hillsborough County. Trucks are an important means of 

sustaining the community by delivering products to stores for 

purchase, transporting raw materials and finished products for 

industries, hauling materials for the construction of roads, 

schools, businesses and homes, and serving other vital 

functions.  Trucks share the roads with personal automobiles, 

however, and their size and weight cause drivers and 

pedestrians to be concerned about potential hazards.



Hillsborough County officials are responding to complaints by 

citizens that trucks are using county roads that are not 

suitable for use by large vehicles.  Citizens are concerned 

for the safety and health of their communities and have 

expressed their displeasure about trucks using roads near or 

adjacent to their homes.  A major goal of this study is to 

encourage mutual appreciation of the important role which 

trucks play both in expanding the economy of the region and 

also in preserving and enhancing residential areas



HILLSBOROUGH COUNTY TRUCK ROUTE PLAN 



Hillsborough County Board of County Commissioners (BOCC) 

intends to address the problem of large trucks on roads 

unsuitable for their use by developing and adopting, by 

ordinance, a Truck Route Plan for the county.  This plan is 

being developed by a project team composed of the MPO staff 

and a group of transportation consultants.  Information is 

being gathered concerning current truck problems by 

interviewing the parties that would be most directly affected 

by an ordinance (businesses, the trucking industry, and 

enforcement agencies) to gain insight into their



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concerns and needs.  The plan will also incorporate an 

assessment of the suitability of individual road segments 

based on engineering, safety and land use criteria.



The goal is to develop a methodology and a plan that 

identifies a network of truck routes and ensures safe, 

efficient truck operations while satisfying the public need 

for adequate protection and separation.  To accomplish this 

goal it is important to develop a plan that is acceptable to 

all parties involved, technically achievable and enforceable 

by the county law enforcement officials and the court system.



DATA SOURCES 



The methodology employed in this planning process is based on 

making maximum use of existing, readily available data sources 

that have previously been identified for use in this project.



These data include the following:



Functional classification of roadways



  .  Responsible governmental jurisdictions

  .  Roadway and pavement characteristics

  .  Bridge characteristics

  .  Railroad grade crossings

  .  Truck traffic volumes

  .  Truck accident data

  .  Truck terminal locations

  .  County and city comprehensive plans



The sources of these data include county and city agencies and 

the Florida Department of Transportation.  Using these 

existing sources is important in that it enables the 

development of the Truck Route Plan to be consistent with 

other ongoing aspects of



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transportation planning and engineering in Hillsborough 

County.  Another source of data will be the public involvement 

program which involves gaining public input to the truck route 

planning process and to the plan itself.



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PROBLEM DEFINITION



Understanding the conflicts between truck traffic and the 

general public requires taking stock of the different 

interests at stake.  Therefore, the Project Team conducted 

interviews with various government agencies, law enforcement 

agencies, and trucking companies to gain their perspectives on 

the causes of the current problem and potential solutions.  In 

addition to these interviews, public workshops have been 

scheduled throughout the truck route planning process.  These 

workshops offer the public the opportunity to have input to 

the plan as well as to understand the status of the plan 

development process.



The Project Team determined that input from all affected 

parties early in the process would lead to a strong problem 

definition and clearly defined study parameters.  It was also 

believed that representing all interests equally would create 

a better working relationship for resolving issues in the 

later stages of the study.  The results of the interviews are 

summarized below.



GOVERNMENT AGENCY INTERVIEWS



The Project Team contacted government agencies in Hillsborough 

County to request information identifying truck complaints and 

problems.  A list of agencies contacted is given below.



  .  Hillsborough County Metropolitan Planning Organization

  .  Hillsborough County City-County Planning Commission

  .  Hillsborough County Engineering Services Department

  .  Hillsborough County Planning and Development Management 

     Department

  .  Hillsborough County School Board 

  .  The City of Tampa



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  .  The City of Temple Terrace 

  .  The City of Plant City 

  .  The Florida Department of Transportation



The information received from each agency differed greatly.  

Some agencies had a significant number of truck complaints and 

had them chronologically catalogued, while others had few or 

no complaints on record.  In the final analysis most truck 

complaints were from the City of Tampa and the unincorporated 

areas of Hillsborough County.



Between 1985 and 1993, complaints were logged in Hillsborough 

County resulting in "No Thru Truck" signs being posted at 233 

locations on specific roads to restrict vehicles over 1-ton 

capacity.  These signs were generally posted as a result of a 

traffic study conducted subsequent to receiving the complaint.  

The areas of the county where the majority of these complaints 

have been concentrated include Town & Country, Carrollwood, 

Brandon and River view.  In many cases citizens are 

complaining about trucks on roads in their area which may be 

there in conjunction with local deliveries or construction 

sites.  The locations are listed in Appendix A.



Complaints were also logged at 34 additional locations in the 

county but, following further study, did not result in truck 

regulations being posted. These areas include Citrus Park and 

Lake Fern in the northwest part of the county where commercial 

and residential development is underway and the Brandon and 

Bloomingdale areas in the southern part of the county where 

large trucks are utilizing rural roads for access to the 

interstates.  These locations are listed in Appendix B.



The City of Tampa kept the most detailed records of truck 

complaints.  In 1993, there were 80 complaints made to the 

Traffic Department.  In all cases, an officer was assigned to 

the case, and a response was issued within two weeks.  Many of 

the complaints could be characterized as citizens upset that 

trucks were using their local



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streets which are not designated as truck routes in the City's 

ordinance.  In many cases the specific problems were resolved 

through communication with the trucking company or through 

improved signage.



LAW ENFORCEMENT INTERVIEWS



The law enforcement agencies in the county were contacted and 

interviewed about truck problems in their respective 

jurisdictions.  The following agencies were contacted:

 

  .  The Hillsborough County Sheriff’s Office 

  .  The Florida Highway Patrol 

  .  The City of Tampa Police Department

  .  The City of Temple Terrace Police Department 

  .  The City of Plant City Police Department



Of these agencies only the City of Tampa has an ordinance 

establishing truck routes.  Research into adjacent counties to 

determine if they had truck route ordinances revealed only one 

other, Pinellas County.  The Pinellas County plan is discussed 

in more detail in Appendix C.



Interviews with law enforcement officials were very diverse in 

the responses received.  Based on the level of jurisdiction 

and the area patrolled, different truck problems were 

identified.  Departments in the smaller cities in the county, 

namely Temple Terrace and Plant City, reported that complaints 

of large trucks using city streets were very infrequent and 

were not kept on record.



The City of Tampa Police Department (TPD) reported isolated 

incidents with trucks, mostly from residential neighborhoods 

where people did not want trucks on their local roads.  The 

city has established truck routes that are clearly stated on a 

map (see Appendix D).  The map has been issued to trucking 

dispatchers, and truck drivers are



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expected to comply.  Offices stated that cooperation with the 

trucking industry is an important factor for compliance.  

According to the law, trucks are allowed to "deviate only at 

the intersection nearest to its first destination point 1."



One problem that was reported by TPD is that the costlier 

fines issued to trucks are often contested in court and thrown 

out.  The typical defense consists of the statement that the 

route they were traveling is on the shortest path to their 

destination.  TPD cited loose interpretation of the ordinance 

as the reason for trucks being able to contest regulatory 

actions successfully.



The most extensive analysis of truck problems came from the 

Hillsborough County Sheriff's Office (HCSO).  Officials 

mentioned specific areas of concern.  However, even though 

numerous complaints have been reported, problems differ 

depending on the location in the county.  For example, in the 

northwest area of the county, where the network of available 

roads is very sparse which trucks may use without undue 

circuity Of travel, the county received complaints about dump 

truck traffic bringing payloads from Pasco County for Veterans 

Expressway construction sites.  These trucks use the two-lane 

rural roads in the northern part of the county accelerating 

deterioration of the pavement which may not be suitable for 

heavily-loaded truck traffic.  Furthermore, residential homes 

close to the edge of the road experience noise and vibration 

disturbances.  This situation is compounded when the trucks 

are traveling at high rates of speed.  Further, the 

construction operations continue throughout the day and into 

the night, resulting in complaints about serious disturbances 

to residential neighborhoods.  Trucks traveling too slowly and 

holding up traffic was discussed during the interviews but was 

not found to be the subject of complaints as often as 

heavily-loaded trucks and fast-moving trucks.



1taken from Section 25-183 of the Code of Municipal Ordinances



7



Hillsborough County has responded to this problem by 

aggressively enforcing weight limitations and by imposing time 

of day restrictions on truck operations.  Construction of the 

Veteran’s Expressway is the major contributing factor to the 

trucking problems in northwest Hillsborough County.  

Presumably, when the expressway construction is complete, a 

major part of the truck traffic should be eliminated.  Under 

normal conditions, the predominance of truck traffic in this 

part of Hillsborough County is oriented to local deliveries.



By contrast, complaints from the southern part of the county 

are directed toward the phosphate mining trucks that travel to 

and from the Port of Tampa and crop trucks that are 

transporting their harvests to market.  In both cases trucks 

make use of rural roads as a direct route to the Interstates, 

I-4 and I-75.  The narrow width of the roadways and the 

pavement structure are specific examples of why these roads 

may experience accelerated deterioration when subjected to 

repeated use by heavily-loaded trucks.



Several types of complaints regarding truck traffic were cited 

by law enforcement agencies.  Listed below are typical 

complaints received that were specifically mentioned during 

the interviews:



  .  excessive speed

  .  reckless driving

  .  spillage and debris

  .  excessive noise and vibration

  .  odor

  .  sensitivity to time of day

  .  clipping signs and cars with wide turns



Truck accidents were found not to be concentrated in a few 

places but rather were spread throughout the roadway system.  

In 1992 there were 13,811 vehicle crashes in



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(unincorporated) Hillsborough County.  Of those crashes, 

1,300, or 9 percent, involved commercial vehicles.  This is 

comparable to the percentage of trucks present in the overall 

traffic stream on major roads in Hillsborough County.  This 

indicates that, when considered on a County-wide basis, trucks 

are not involved in either more or fewer traffic accidents 

than other types of vehicles in the community.  However, it 

was often mentioned in the interviews that, when they occur, 

truck accidents tend to be more severe than non-truck 

accidents and, thus, may be perceived as occurring more 

frequently.



The examination of truck law enforcement on the different 

classes of roads in the county revealed a fragmented 

structure. The following information was gathered on 

enforcement:



.   The Florida Highway Patrol (FHP) enforces trucking laws on 

state roads and interstates.  Their jurisdiction extends to 

County and City roads, however, they do not possess the

resources to patrol those roads on a consistent basis.  FHP will

stop, weigh (if necessary), and ticket trucks for any violation 

(speeding, over weight, mechanical deficiency, etc).



.   The Hillsborough County Sheriff's Office has County-wide 

jurisdiction and can provide enforcement on any road, including 

state roads and interstates.  Their standard practice is to 

patrol the unincorporated areas and not to go inside city limits

unless requested by the City.  HCSO enforcement was formerly 

limited to writing tickets for speeding and reckless driving.  

However, a recent County ordinances expanded HCSO authority to 

allow for weighing trucks and ticketing for all state trucking 

laws.  Sheriff's personnel have been trained by State 

personnel in exterior inspection procedures and truck weighing 

using portable scales. The BOCC has been responsive to the 

public



2Hillsborough County Ordinance Number 93-22, Adopted by BOCC, 

September 15, 1993.



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request to resolve truck problems by making money available to 

the HCSO for training and extra patrols.



.   The City of Tampa Police Department patrols all roads within 

the city limits and will issue tickets to trucks for standard 

operating violations. TPD does not have the means to weigh 

trucks or the training to identify violations.  Therefore, 

complaints pertaining to those matters are passed to the Motor 

Carrier Compliance Office under the Florida Department of 

Transportation (FDOT).



.   The Plant City and Temple Terrace Police Departments patrol 

roads within their respective municipal limits and issue traffic 

citations for violations.  However, like Tampa, they pass 

overweight truck complaints to the Motor Carrier Compliance 

Office.



.   All law enforcement agencies interviewed said they do 

respond to citizen complaints.  In most cases, a unit is sent to

the location to investigate.  The HCSO also monitors the 

County's Traffic Accident Records System (TARS).  In addition to 

responding to complaints, Sheriffs personnel will target their 

surveillance and enforcement activities to high-accident 

locations.  Based on the results, action is taken which could 

be in the form of a ticket or warning issued to the trucking 

company or a recommendation for regulatory signage.



TRUCK INDUSTRY ISSUES



It has often been said that people complain but packages do 

not. This philosophy has allowed traditional planning to 

ignore largely the freight component of the traffic stream.  

Subsequently, when problems arise, restrictions are often 

imposed on the truck operations.  The ISTEA (Intermodal 

Surface Transportation Efficiency Act of 1991) inclusion of 

goods movement gives the planning community the focus to 

include, proactively, the needs of the freight handlers.  This 

section reviews the needs of the trucking industry and the 

issues for large vehicles in order to develop a better



10



understanding and appreciation of the freight component of the 

traffic stream and to integrate more fully this important 

aspect of the planning process.  Further insight will be 

gained from a survey of the trucking industry which will be 

conducted in a subsequent task.  This survey is being 

conducted in concert with surveys of the business community 

and residential groups and with an overall public involvement 

program.



There are a wide variety of ways in which trucks are impacted 

by their operating environment.  From the perspective of the 

carrier, some trucking issues relate to operations, location 

decision, size and weight limits, enforcement and commodities.  

These all have some impact on the time and cost of 

transporting goods.  Based on dialogues between the Protect 

Team and local trucking firms, operation issues are 

characterized by terminal, roadway and vehicle conditions.  

Terminal issues are items such as loading and unloading time, 

paperwork, size and weight limit conformance and 

access/parking adequacy.  The internal workings of the 

terminal are outside the scope of this study.  However, their 

access to the road network and institutional requirements are 

relevant for further examination.



The trucking industry perspectives expressed in this section 

were obtained from telephone interviews with representatives 

of trucking companies in Hillsborough County.  The following 

were selected randomly from the yellow pages of the telephone 

directory for inclusion in the interviews:



  .  J&J Trucking on Cambridge (961-2379) 

  .  Florida Flatbed on US 92 (621-3528)

  .  Strickland Transport on US 301 (988-127) 

  .  Florida Rock and Tank on Dale Mabry (837-9461) 

  .  H&W Trucking on Idlewild (884-0821) 

  .  Vantage Trucklines on Broadway (626-3567)



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  .  Transus on Palm River Road (621-2002)

  .  Yellow Freight on Maislin Drive (985 6301)



The following companies were also contacted but were 

unavailable to answer questions:

 

  .  Trinity Trucking on Broadway

  .  Bentz Tractor and Excavating on Parsons

  .  ABF Freight Systems

  .  Cypress Creek Transport



Where terminals locate is certainly related to access.  

Restrictive road designations have the potential of making a 

good location less desirable. Representatives of several 

trucking companies based in Hillsborough County and the 

Florida Motor Truck Association cited the changes on Gunn 

Highway as an example of such a negative change.  A 

restriction which may have been intended to deal with one 

specific type of freight movement (e.g., dirt haulers) was 

imposed upon all categories of cargo.  This has driven up the 

operating cost for all trucking firms with facilities in this 

vicinity by forcing them to seek out alternative routes or to 

change their operating times.  It was stated that, for many 

truckers, the Gunn Highway restriction resulted in a detour of 

up to 40 miles.



One company noted some difficulty due to restrictions on parts 

of the Northwest Expressway from Sheldon to Van Dyke.  Another 

noted Bayshore, South Westshore and Memorial Highway.



The roadway issues are generally related to geometrics (lane 

widths, grades, curb radii, etc.), congestion, inadequate 

signage and automobile interaction.  In a survey conducted in 

Worcester, Massachusetts, the results indicate that geometric 

deficiencies are among



12



the main concerns for carriers ("Making the Numbers Work: The 

Freight Planning Process", James E. Murphy, The Second Annual 

National Freight Planning Conference Report February 1994, p. 

23):



"The locations and types of travel impediments were identified 

and mapped. The most common types of problems reported were 

poor ramp design, bridge height and weight limitations, poor 

bridge conditions, traffic running red lights, restriction of 

use due to weather conditions, congestion and poor road 

conditions generally."



Earlier studies in other parts of the country support this 

finding.  Although public agency design specifications 

generally call for geometrics sufficient for large vehicles, 

compromises are often made.  Lower speed limits are sometimes 

posted for trucks in order to compensate for deficient 

geometry.  In other places, it is presumed that the trucks 

will slow down to accommodate inadequate geometry.  One local 

firm indicated that they avoid Hillsborough Avenue because it 

is too narrow and too bumpy.  Signage is also an issue for 

truck drivers, particularly those from out-of-town.  When 

inadequate signing is a problem, trucks may recirculate using 

streets which are less desirable for large vehicles.



Operation issues related to the vehicle condition are 

acceleration and deceleration performance, turning radii 

requirements and types of vehicle containers (boxes, tanks, 

livestock, refrigerated, hazardous materials, etc).  The 

trailer type is a function of the commodity to be transported.  

The sizes of vehicles available for various operations range 

from vans and small single unit trucks to large multiple 

trailer combinations.  Companies choose their fleet mix based 

on the demand (quantity of freight and characteristics) and 

the operating environment.  Large trucks including 

semi-tractor trailers and tandem trailer units are more 

efficient for long-haul operations and, therefore, are 

preferred for over-the-road hauls.  However, in older areas 

with narrow streets and constrained intersections, vehicles 

adequate to handle the freight, with small



13



turning radii would be the preferred choice.  If the operating 

conditions are excessively constrained or hindered by traffic 

congestion, the trucking company may be forced to transfer the 

freight from a larger, more efficient vehicle to a smaller, 

less efficient vehicle or to restrict their operations to 

certain times of days.  These can be very costly alternatives.



Other operational issues include the logistics of routing for 

truckload hauls and less than truckload hauls.  Freight 

planning is generally based on the number of origins and 

destinations, the locations of these origins and designations 

and the modes of transport connecting these locations.  The 

concept of a "trip" in freight transportation always implies 

transportation from point of origin to point of destination, 

including all ground and air modes.  For example, a piece of 

freight might originate in another state bound for a 

destination in Hillsborough County.  The trucking company 

would pick up the cargo at its origin and ship it through a 

series of "hub" terminals.  At each successive hub, the cargo 

would be transferred from one truck to another.  Finally the 

cargo would arrive at the local terminal serving Hillsborough 

County where it would be loaded onto a city delivery truck and 

delivered to its ultimate destination.  In such a process, 

efficiency is of critical importance for safety and timely 

delivery.



In contrast, passenger "trips" are often thought of only in 

terms of each mode.  The mode to mode connections often 

receive secondary consideration. However, the ISTEA emphasis 

on multimodal transportation promises to give greater 

consideration to the complete origin to destination transport 

in both passenger and freight transportation.  ("Learning from 

Freight", Matthew A.  Coogan, The Second Annual National 

Freight Planning Conference Report' February 1994, p. ~9.)



Issues related to size and weight limits include enforcement, 

permits, shipper/receiver requirements, and longer combination 

vehicles.  Enforcement will be discussed further in the next 

paragraph.  Permits require additional time and expense for 

carriers when



14



they must carry oversize or overweight loads.  Routing is also 

an issue for permitted loads.  Many communities around the 

country have restrictions which may be "excused" by permit.  

This creates concerns for the trucking industry as well as the 

enforcement community.  Size and weight restrictions for 

safety reasons, such as bridges with weight limits, are 

understood by the motoring public Reasons for restrictions are 

not always this obvious or consistent which makes it 

problematic both for trucking companies and also for the 

police.



Shipper and receiver requirements sometimes create debate 

within a community with respect to the tradeoffs related to 

size or weight limits and carrying goods more efficiently.  

Interestingly, one of the Hillsborough County firms indicated 

their desire for more enforcement.  This firm consistently 

operates within legal size and weight limits but feels that 

some of their competitors do not Consistent, or logical 

restrictions, adequately enforced would not penalize law 

abiders.  Lack of enforcement or laws which are difficult to 

enforce give an unfair advantage to those who risk 

transporting excessive loads.



Longer combination vehicles are often an issue because of 

restricted access for these vehicles.  This ties back to 

locational decisions.  New facilities can choose sites within 

the constraints of the STAA (Surface Transportation Assistance 

Act of 1982) access route criteria.   Existing facilities may 

be forced into circuitous truck routings.



Enforcement issues relate to time and expenses associated with 

vehicle diversion or detainage for enforcement inspections.  

It also, and more importantly, relates to consistency.  Laws 

must be written to be reasonably and consistently enforced.  

Trucking companies can choose to comply and generally avoid 

the enforcement costs for suspected violations.  Enforcement 

is necessary for size and weight limits, permitted loads and 

safety regulations.  Commercial vehicles must divert to and 

sometimes stop at weigh stations for enforcement activity.  

Trucks must also stop for mobile weight



15



enforcement and safety inspection along the roadway.  Time is 

an issue when enforcement requires offloading or load 

adjustment.  Carriers must spend time and money to comply with 

safety regulations such as drivers' hours of service records, 

equipment inspection records, fuel and vehicle tax records.



The most frequently heard comment during interviews with 

Hillsborough County trucking concerns was that trucking 

companies want consistency in enforcement.  This requires laws 

to be well-written and public safety officers to be 

knowledgeable.



SUMMARY OF HILLSBOROUGH COUNTY CITIZENS' CONCERNS WITH TRUCKS



After reviewing the foregoing information collected from the 

interviews a list of problems was compiled that expresses the 

opinions and views of the involved parties.  Care was taken to 

represent the views of all parties objectively as a guide to 

the subsequent analysis.



1.   The following problems are identified and will be used as 

     criteria for developing an objective approach for 

     establishing truck routes for Hillsborough County.

2.   Many existing roads in the county appear to have inadequate

     safety and engineering conditions to allow extensive use by

     large trucks.

3.   In sparsely developed areas of the County, there may be 

     only a few roads available for trucks to use.  Some of 

     these roads may not continue across railroad tracks, 

     rivers or political boundaries, further narrowing the 

     available choices.  Truck trips are typically programmed by

     the dispatcher of the trucking company.  In order to 

     minimize travel time and operating costs, dispatchers 

     will typically select the shortest or most direct path 

     from origin to destination.  Prohibiting truck movements 

     could impact the regional economy  negatively by forcing 

     trucks to take circuitous routes.  This results in higher 

     costs for shippers,



16





     reduced revenue and income for the haulers/truck drivers, 

     and indirect effects in the marketplace due to reduction 

     in on-time delivery.  These factors may lead to higher 

     costs for consumers.  Thus, it is in the public's 

     interest that freight planning be conducted in a 

     rational, proactive manner.

4    Other surrounding jurisdictions (mainly cities and 

     adjacent counties) may have truck route plans currently in 

     place.  These plans will have routes that connect directly 

     to roads in Hillsborough County.  The analysis and 

     subsequent truck route plan must be done to provide 

     adequate connectivity for through trucks.  Where conditions

     change from one side of the County line to the other, 

     adequate advance signing should be provided to enable the 

     truckers to select alternate routes.

5    Many large trucks may be engaged in local deliveries 

     necessitating using local roads for access.  These trucks 

     may also deliver to multiple destinations.  This requires 

     the drivers to consider not only how to access the delivery 

     site but also how to egress the site in order to continue 

     on to the next delivery.  Traffic restrictions or 

     physical roadway features, such as median separators, may 

     force truck drivers to use circuitous routes, such as 

     local roads, for access.

6.   Some truck-related problems, such as access to construction

     sites, are temporary in nature.  Upon completion of the 

     construction, the materials delivery traffic will cease. 

     Other problems are long term or even permanent traffic 

     conditions.  The temporary or permanent nature of the 

     problem affects the types of solutions which may be 

      considered.

7    Many truck delivery patterns are long-established.  In 

     many communities, land has been developed without giving 

     adequate attention to truck traffic.  Many such 

     communities are now finding that the truck traffic is a 

     disturbance to the community.



GOALS AND OBJECTIVES OF THE STUDY



The recognition of these issues clearly defines the truck 

problems for Hillsborough



17



County and provides the opportunity to establish an overall 

goal that will govern the study.  This goal is stated as such



    To develop a Truck Route Plan that identifies a network 

    of connecting routes that can safely and efficiently 

    serve through truck traffic while providing the public 

    adequate protection through proper separation of vehicle 

    types and enforcement.



	The following set of objectives have been established to 

complement the study goal.

 

  .  To identify specific routes for through truck traffic that 

     will balance efficient truck movements and public safety 

  .  To reduce the number of truck-related complaints made by 

     county citizens 

  .  To develop a plan for identifying routes that is defensible 

     and based on sound engineering and safety judgment

  .  To develop a plan that is easily understood by public 

     officials, law enforcement officials, citizens, the 

     business community and the trucking industry.

  .  To develop a plan that provides continuity with existing 

     truck routes within and outside the County

  .  To provide a tool for objectively re-evaluating the County 

     Truck Route Plan in the future

  .  To build mutual trust and understanding between the 

     community and the trucking industry



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REGULATORY SETTING



To ensure that this Truck Route Plan can be implemented within 

the regulatory jurisdiction of Hillsborough County, the Office 

of the County Attorney has reviewed existing statutes 

regarding the limitation of truck traffic.  These legal 

parameters establish the types of vehicles and cargo that can 

be regulated, as well as the conditions under which they can 

be restricted.  Listed below are the pertinent Federal, State, 

County, and City regulations relative to truck traffic.



FEDERAL TRUCKING REGULATIONS



1. The federal regulations apply only to the transportation of 

   hazardous waste and do not apply to the establishment of 

   local truck routes.  The creation of local truck routes is 

   completely at the discretion of the administering state and 

   local jurisdictions.

2. The regulation of the transportation of hazardous materials 

   is governed by the Hazardous Materials Transportation Act, 49

   U.S.C. App. 1804.  This act provides that the Secretary of 

   the Department of Transportation shall issue regulations for 

   the safe transportation of hazardous materials.

3. Hazardous materials are defined as those capable of posing 

   an unreasonable risk to health, safety, and property when 

   transported in commerce.

4  The Hazardous Materials Transportation Act states that all 

   motor vehicles transporting hazardous materials must be 

   marked accordingly.



STATE UNIFORM TRAFFIC CONTROL - FLORIDA STATUTES



1. State or local authorities may lower load, weight, and 

   speed limits whenever it is judged that a road, or any 

   aspect of a road, is liable to be destroyed or damaged by 

   motor vehicles, trailers, or semi-trailers.



19



2. State or local authorities may restrict any specified class 

   or size of motor vehicle whenever regulation is necessary to 

   provide for the public safety and convenience on the highways

   by reason of traffic density.

3. Notice of truck routes and restrictions shall be posted at 

   conspicuous   places at road junctions and crossroads.

4. County and city authorities shall not place restrictions on 

   roads which interfere with traffic on state roads or 

   established state road detours.

5. Roadways which have restricted access must be clearly 

   marked with posted notice of the restriction.



HILLSBOROUGH COUNTY TRUCK REGULATIONS



1. The County s ability to establish truck routes is governed 

   by the Florida  Statutes Section 316.555 (1993).

2. County ordinance 85-1, adopted in 1985, sets forth the 

   existing procedures for restricting truck traffic on 

   Hillsborough County roads.

3  An administrative directive issued in 1992 has established 

   the following guidelines for the placement of No Through 

   Trucks, Over One Ton Capacity signs on Hillsborough County 

   maintained roads.



   (a) Consideration of design features.



   (b) Consideration of functional class.

       1. Arterial roads should not be posted.



       2. Collector roads should be considered in accordance 

          with the guidelines contained herein.



3. Local roads shall qualify for posting.



   (c) Consideration of roadway width.



20



   (d) Consideration shall be given to adjacent land use.



   (e) Availability of alternate routes within 3 miles.



   (f) Consideration of public health, safety, and welfare.



Appendix A lists the current prohibitions for Hillsborough 

County under Ordinance 85-1.



CITY OF TAMPA TRUCK REGULATIONS 



1. Truck routes shall include all state roads.

2. Truck routes shall include all streets in the central 

   business area.  This is area is bounded on the east by Ybor 

   Channel, on the west by the Hillsborough River, and on the 

   north by a line running along Scott Street, east to Orange 

   Avenue, south to the Cass Street, east to the CSX Railroad, 

   and northeast to Adamo Drive.  The only exception within this

   area is Florida Avenue from the Crosstown Expressway offramp

   to Scott Street.  On this section of Florida Avenue, the use

   of trucks carrying hazardous materials is prohibited.

3. Truck routes shall include any other streets so designated 

   by city ordinance.

4. Truck routes shall include Cypress Street from Dale Mabry 

   Highway to North Boulevard.

5. All trucks within the city shall be operated only over and 

   along the established truck routes with the following 

   exceptions:



(a) Operation on street of destination.



(b) Authorized emergency vehicles.



(c) Detoured trucks.



21



6.  Every truck weighing one ton or more, shall proceed only 

    over established truck routes, and shall deviate only at 

    the intersection nearest to its destination point.



Appendix D contains the adopted City of Tampa Truck Route 

Plan.



22



TRANSPORTATION PLANNING PROCESS



The Hillsborough County Truck Route Plan will incorporate the 

goals, objectives, principles, and policies of area 

comprehensive plans.  In addition, the Plan will recognize 

truck regulations and planning guidelines outlined in the 

Florida Statutes, Division of Statutory Revision, 1993, and 

the Intermodal Surface Transportation Efficiency Act of 1991 

(ISTEA), US. Department of Transportation.  This chapter 

identifies the existing and proposed objectives, policies, and 

principles, and summarizes state and federal truck planning 

provisions.



  Future of Hillsborough, Comprehensive Plan for Unincorporated



      Hillsborough County, Transportation Element, HCCCPC



The policies listed in this section are proposed and have not 

yet been adopted.



OBJECTIVE 5.1



The County shall assist, wherever possible, in providing 

intermodal, especially highway and public transit, links 

to airports, seaports, and rail and trucking facilities.



POLICY 5.3.1



By October, 1994, the MPO shall-produce a truck route plan 

for Hillsborough County identifying major thoroughfares in 

the County which are suitable for commercial truck travel.



POLICY 5.3.2



Within one year of the adoption date of this comprehensive 

plan, Hillsborough County and the Metropolitan Planning 

Organization shall have an inventory



23



(including map(s)) of the major commercial truck and 

railroad terminals within the county.



POLICY 7.2.3



Continue to review and update the truck route ordinance 

and associated map to ensure neighborhood traffic concerns 

associated with truck traffic are addressed.



Tampa Comprehensive Plan, Transportation Element, HCCCPC



POLICY 3.2.3



Continue to review and update the truck route ordinance 

and associated map to ensure neighborhood traffic concerns 

associated with truck traffic are addressed.



OBJECTIVE 8.4



By 2000, the City will implement a goods management 

strategy that will minimize unnecessary congestion caused 

by the time and location of truck deliveries and pickups.



POLICY 8.4.2



The City will modify the timing of traffic signals at 

intersections with large volumes of trucks to compensate 

for the acceleration, deceleration, and turning 

characteristics of large trucks.  The City also will make 

necessary geometric improvements at these

intersections as needed.



OBJECTIVE 9.13 



The City of Tampa shall assist, wherever possible, in 

providing intermodal links, especially highway and public 

transit, links to airports, seaports, and rail and 

trucking facilities located within and adjacent to the 

Tampa city limits.



3 This is a proposed objective.



24



POLICY 9.3.14



Cooperate with the MPO in the development of a truck route 

plan for Hillsborough County to ensure that the City of 

Tampa s Truck Route Ordinance will be incorporated into 

the Plan to promote coordinated truck movements within the 

County.



POLICY 9.3.25



Within one year of the adoption date of is comprehensive 

plan, the City of Tampa and the Metropolitan Planning 

Organization shall produce an inventory (including map(s) 

of the major commercial truck and railroad terminals 

within the City of Tampa.



POLICY 9.3.35



The City shall continue to enforce and update, if 

necessary, the Truck Route Ordinance and maintain 

appropriate signage for truck routes to ensure compliance.



Hillsborough County 2010 Long Range Transportation Plan, MPO



PRINCIPLE 4.2



Encourage land development patterns that promote 

transportation efficiency. 

  .  Enhance the efficient movement of freight.



4 This is a proposed policy.

5 This is a proposed policy.



25



Future of the Region, A Comprehensive Regional Policy Plan, 

TBRPC



POLICY 13.1.6



Local governments shall prepare a hazardous materials and 

hazardous waste movement report, the objective of which is 

reduction of risks associated with transportation and 

protection of public health, safety and welfare.



POLICY 20.7.6



Coal and phosphate shipment by truck on public highways 

shall be discouraged due to high transport costs and 

potential for road surface and subgrade deterioration.



POLICY 20.7.7



Where no alternative to shipment by truck exists, allowable coal

and phosphate shipments shall mitigate for impacts on roadways 

by one or more of the following means:



  .  Safety assurances and/or corrective measures

  .  Flow assurances and/or corrective measures

  .  Limited access assurances 

  .  Right-of-way/corridor preservation assurances 

  .  Abnormal wear assurances and/or corrective measures

 

POLICY 20.7.8



The scheduling of coal and phosphate transport shall 

consider the peak period traffic flow.



26



POLICY 20.7.9 



The shipment of coal, phosphates, petroleum products and 

any hazardous material by barge, tanker, rail, or 

transmission pipeline shall be conducted in a safe and 

environmentally-sound manner.



Florida Statutes, Division of Statutory Revision, 1993



339.155 Transportation planning 



In developing the Florida Transportation Man, the department 

shall consider access to major freight distribution routes.



     Intermodal Surface Transportation Efficiency Act of 1991,



              U.S. Department of Transportation



Section 1024 Metropolitan planning



   (a) 	General Requirements - It is in the national interest to 

        encourage and promote the development of transportation 

        systems embracing various modes of transportation which 

        will efficiently maximize mobility of people and goods 

        and minimize fuel consumption and air pollution.  

        Metropolitan planning organizations, in cooperation with

        the State shall develop transportation plans and 

        programs for urbanized areas.  Plans and programs shall 

        provide for the development of transportation facilities

        which will function as an intermodal transportation 

        system.  The process for developing such plans and 

        programs shall provide for consideration of all modes of

        transportation

   (f)  Factors To Be Considered - In developing transportation 

        plans and programs, each metropolitan planning 

        organization shall, at a minimum, consider the 

        following: 





27



   (7)	International border crossing and access to ports, 

        airports,intermodal transportation facilities, major 

        freight distributionroutes, national parks, recreation 

        areas, monuments and historic sites, and military 

        installations.

  (11)  Methods to enhance the efficient movement of freight.



Section 1025 Statewide Planning



(c)State Planning Process - Each State shall undertake a 

       continuous transportation planning process which shall, 

       at a minimum, consider the following:



   (4)  International border crossings and access to ports, 

        airports, intermodal transportation facilities major 

        freight distribution routes, national parks, recreation 

        and scenic areas, monuments and historic sites, and 

        military installations.



28



VEHICLE CLASSIFICATIONS



This Chapter develops a method for classifying vehicles for 

incorporation into the Hillsborough County Truck Route Plan 

process.  The vehicle classification determines how various 

categories of vehicles will be regulated under the ordinance.



METHODOLOGY



The methodology for developing a vehicle classification scheme 

for application to the Hillsborough County Truck Route Plan 

included the following: 



  .   Reviewing vehicle classification schemes employed in 

      other applications.

  .   Developing evaluation criteria pertaining to the 

      Hillsborough County Truck Route Plan.

  .   Evaluating vehicle classification schemes from other 

      applications based on the criteria developed for 

      Hillsborough County and identifying their strengths and 

      weaknesses.  Developing a vehicle classification scheme 

      that builds on the strengths and minimizes the weaknesses 

      of the other schemes.



REVIEW OF EXISTING VEHICLE CLASSIFICATION SCHEMES 



Numerous classification schemes were reviewed to determine how 

vehicles are classified in other applications.  These 

applications generally are for purposes other than regulating 

truck traffic.  They included the following:



   .  The Federal Highway Administration (FHWA) Scheme

   .  The American Association of State Highway and 

      Transportation  Officials (AASHTO) scheme

   .  The 1985 Highway Capacity Manual (HCM) scheme



29



   .  The Florida Department of Highway Safety and Motor 

      Vehicles (DHSMV) Scheme

   .  The scheme employed by FDOT in its Florida Standard 

      Urban Transportation Modeling Structure (FSUTMS) and 

      Regional Transportation Analysis (RTA)



These schemes, together with their applications, are described 

in greater detail in Appendices E through I, respectively.



EVALUATION CRITERIA



Based on the studies conducted to date, several criteria have 

been developed to guide the development of a vehicle 

classification system for particular application to the 

Hillsborough County Truck Route Plan.  These criteria include:



1)  The classification scheme should be straightforward and 

    readily understandable by local residents and business 

    persons, trucking interests, public officials and 

    enforcement officers.

2)  The method should encompass most vehicles commonly 

    encountered on roadways in Hillsborough County (i.e., there 

    should be relatively few vehicles which cannot be 

    classified).

3)  For ease of compliance and enforcement there should be as 

    few categories as possible.

4)  Vehicles included in a category should have something in 

    common with other vehicles included in the same category 

    (e.g., dimensions, weight, power, etc).

5)  The method should enable vehicles to be classified readily 

    based on visual observation.

6)  The classification scheme should promote the objectives of 

    the Hillsborough County Truck Route Plan.



30



EVALUATION OF EXISTING CLASSIFICATION SCHEMES



The existing schemes described in Appendices E through I were 

evaluated according to the six criteria stated above.  The 

evaluation of each scheme was conducted by assigning a numeric 

score to each criterion.  A score of zero indicates that the 

scheme fails to satisfy the criterion.  A score of five 

indicates that the scheme satisfies the criterion very well.  

Tables 1 through 5 contain the evaluation of the following 

schemes, respectively:



  .  Table 1 - The FHWA Scheme 

  .  Table 2 - The AASHTO Scheme 

  .  Table 3 - The 1985 HCM Scheme 

  .  Table 4 - The DHSMV Scheme 

  .  Table 5 - The FSUTMS/RTA Scheme 

  .  Table 6 summarizes the evaluations of the five 

     classification schemes.



Table 6 illustrates several points resulting from the 

evaluation of the existing



classification schemes:.



  .  The FHWA Scheme progresses in a straightforward manner 

     from the smallest vehicle to the largest.  The 

     FSUTMS/RTA Scheme contains only two categories (light 

     trucks and heavy trucks).

  .  Four of the schemes classify all vehicles.  The 

     FSUTMS/RTA Scheme may be too generalized for purposes 

     of the Hillsborough County Truck Route Plan.

  .  The DHSMV and FHWA Schemes have so many categories of 

     trucks that it would be difficult to classify a truck 

     in motion.  A trained police officer might be able to 

     classify a moving vehicle but confusion could result 

     in citizen complaints.



31



The score related to promoting the objectives of the study is 

a composite evaluation relating to the following general 

objectives:



  .   Promote truck traffic on roads which are suitable for 

      use by large trucks from an engineering and safety 

      standpoint. 

  .   Reduce impacts of truck traffic in areas of sensitive 

      land uses. 

  .   Achieve a balance between local and through truck 

      traffic. 

  .   Provide for ease of enforcement.



32



       Table 1- Evaluation of FHWA Classification Scheme



         Summary of Scheme: 14 Categories of Vehicles



       Primary Use: Design of Pavements and Bridges





	Criterion	  Score*	           Remarks   

                     

1. Straightforward, 	   4	   Scheme progresses stepwise 	

Understandable			   from	smallest vehicle to 

                                   largest									

		

2. Classify All Vehicles   5	   "Other" category applies to 

                                    ATR	devices only.



3. Minimum Number of       2       Contains 13 Categories	  

categories                         "other" Three categories 

                                   are for passenger vehicles.

4. Mutually Inclusive 

Categories	           4



5. Visual Classification   3	    Requires counting number of

				    trailers and number of 

                                    axles.



6. Promote Objectives	  4**





*   Evaluation Scores



    0 - Does not satisfy criterion



    5 - Satisfies criterion very well



**  Composite Score relating to general objectives of: 

    Suitable roads; sensitive land uses; balance between local 

    and through truck traffic;  ease of enforcement



33



            Table 2 - Evaluation of AASHTO Scheme



          Summary of Scheme: 15 Categories of Vehicles



                 Primary Use: Geometric Design



     Criterion 		  Score*   	Remarks



1. Straightforward,        3    

 Understandable	           



2. Classify All Vehicles   5



3. Minimum Number of       3         Contains 15 categories.

Categories	                     Seven categories are for

                                     passenger vehicles.



4. Mutually Inclusive 

Categories		   4	

								

5. Visual Classification   2	     Some categories May require

				     measurement of wheelbase

6. Promote Objectives	   4**







*   Evaluation Scores



    0 - Does not satisfy criterion



    5 - Satisfies criterion very well



**  Composite Score relating to general objectives of: Suitable 

    roads sensitive land uses; balance between local and through 

    truck traffic;  ease of enforcement



34



       Table 3 - Evaluation of HCM Classification Scheme



         Summary of Scheme: 6 Categories of Vehicles



                 Primary Use: Capacity Analysis





Criterion 		Score*		Remarks

1. Straightforward,	   2	     The difference between 

Understandable                       "Light" trucks and 

                                     "Standard" trucks is not 

                                     clearly explained.   The 

			  	     ratio of weight to 

                                     horsepower	is not commonly 

                                     understood.

	

2. Classify All Vehicles   5	



3. Minimum Number of       4         Contains 6 categories.  

Categories		             Three categories are for

                                     passenger vehicles.



4. Mutually Inclusive      4

Categories				



5. Visual Classification   4	     Number of tires (four or 

                                     more than four) is readily 

                                     observed. 	Distinction 

                                     between "Light" trucks and 

                                     "Standard" trucks is not  

                                     readily observed.



6. Promote Objectives	  3**







*   Evaluation Scores



    0 - Does not satisfy criterion



    5 - Satisfies criterion very well







**  Composite Score relating to general objectives of: 

    Suitable roads; sensitive land uses; balance between local 

    and through truck traffic; ease of enforcement



35



      Table 4 - Evaluation of DHSMV Classification Scheme



       Summary of Scheme: 36 Categories of Vehicle Type,



                  Vehicle Use & Trailer Use



Primary Use: Traffic Safety Statistics



Criterion 		Score* 		 Remarks



1.Straightforward, 	   1	     Very complex system

Understandable



2. Classify All Vehicles   5



3. Minimum Number of 	   0	     Contain three main 

categories                           Categories	and 36 

                                     subcategories



4. Mutually Inclusive 	   4

Categories



5. Visual Classification    2	     Scheme is designed to 

                                     classify vehicles while

                                     they are standing still. 

                                     Difficult to classify while

                                     vehicle is in motion

6. Promote Objectives	3**







*   Evaluation Scores



    0 - Does not satisfy criterion



    5 - Satisfies criterion very well







**  Composite Score relating to general objectives of: 

    Suitable roads; sensitive land uses; balance between local 

    and through truck traffic; ease of enforcement



36



   Table 5 - Evaluation of FSUTMS/RTA Classification Scheme



        Summary of Scheme: 2 Categories of Vehicles 



         Primary Use: Long-Range Traffic Projections



Criterion		Score*		Remarks



I. Straightforward,	   5

Understandable



2. Classify All Vehicle	   2	     Does not address tractor-

                                     trailer combinations 

                                     engaged in local 

                                     deliveries.

3. Minimum Number of	   5

Categories



4. Mutually Inclusive	   3	     Categories are very broad.

Categories



5. Visual Classification   5



6. Promote Objectives 	   3**







*   Evaluation Scores



    0 - Does not satisfy criterion



    5 - Satisfies criterion very well





**  Composite Score relating to general objectives of: 

    Suitable roads; sensitive and uses; balance between local 

    and through truck traffic; ease of enforcement



37





Table 6 - Summary Evaluation of Vehicle Classification Schemes







 	Criterion	                Scheme/Score*

			FHWA	AASHTO	HC	DHSMV	FSUMS

					M	        RTA

1. Straightforward,	   4	3	2	1	5

Understandable



2. Classify All Vehicles   5	5	5	5	2



3. Minimum Number of	   2	3	4	0	5

Categories



4. Mutually Inclusive	   4	4	4	4	3

Categories



5. Visual Classification   3	 2	 4      2	 5



6. Promote Objectives**	   4	 4	 3      3	 3





*   Evaluation Scores



   0 - Does not satisfy criterion



   5 - Satisfies criterion very well



**  Composite Score relating to general objectives of: 

    Suitable roads; sensitive land uses; balance between local 

    and through truck traffic; ease of enforcement



38



PROPOSED VEHICLE CLASSIFICATION SCHEME 



Based on the foregoing analysis, a vehicle classification 

scheme is proposed for application to the Hillsborough County 

Truck Route Plan.  This scheme is to be used to classify 

vehicles in order to determine whether they are subject to 

regulation under the ordinance.  The following general vehicle 

classifications are proposed:



  .  2 or 3 Wheel Motorized Vehicles

  .  Passenger Car Type Vehicles

  .  Single-Unit Vehicles 

  .  Combination Vehicles



The classification of 2 or 3 Wheel Motorized Vehicles is 

self-explanatory and includes such vehicles as motorcycles, 

mopeds, etc.  The Passenger Car Type Vehicle classification 

includes all vehicles commonly recognized as passenger cars 

(e.g., private autos, rental cars, taxicabs, limousines, 

passenger vans, mini-vans, station wagons, etc).



For vehicles larger than a passenger car, the classification 

is based on the chassis of the vehicle.  This includes the 

front and rear axles, frame, powerplant and driver's 

compartment.  The payload delivery device, which is normally 

attached to the frame, is excluded from the classification 

since it may take a great variety of forms (e.g., trailer box, 

tanker, dump body, flat bed, stake body, piece of machinery, 

carry-all, etc).



The Single - Unit Vehicle category includes both passenger 

vehicles (transit buses, school buses, recreational vehicles, 

etc.) and non-passenger vehicles. The non-passenger sub-

category includes the following:



  .  2 axle, 2 rear tire

  .  2 axle, 4 rear tire

  .  3 or more axles



39



The Combination Vehicles category includes all commercial 

vehicles commonly recognized as tractor-trailers, 

tractor-tandem trailers, maxi-cubes6 and other combinations.  

The Other Vehicles category includes a variety of vehicles 

which may be encountered on Hillsborough County roadways but 

which do not fit the Vehicle Classification Scheme.  These 

will generally be in the form of a recreational vehicle 

pulling an automobile, a single-unit truck pulling a small 

trailer or piece of construction equipment, a passenger car 

pulling a recreational vehicle or boat trailer, etc.  In 

general, the classification of such vehicles should be 

according to the vehicle that supplies power to the 

combination.  Other examples may include surplus military 

equipment or specialized construction equipment which may be 

two-axle vehicles and should be subject to regulation on an 

as-needed basis.



REGULATORY RATIONALE



The preliminary rationale for the Hillsborough County Truck 

Route Plan is to develop a network of interconnected roadways 

which are suitable for use by trucks, from the perspective of 

both engineering and safety criteria and also sensitive land 

uses.  Through trucks will be both encouraged and required to 

use these roadways.  Use of other roadways by heavy trucks 

will be limited to local service.



Table 7 summarizes the proposed Vehicle Classification Scheme 

for incorporation into the Hillsborough County Truck Route 

Plan ordinance.  This table also identifies how the 

sub-categories are to be regulated under the ordinance.  

Appendix J contains recognition silhouettes to aid in 

classifying vehicles.



6 The term "maxi-cube" does not appear in any of the five 

vehicle classification schemes evaluated in the Technical 

Memorandum but does appear in the FDOT Trucking Manual (fourth 

Edition, 1993).  A maxi-cube refers to a single-unit truck 

pulling a semi-trailer in a configuration such that the 

straight truck can be loaded and unloaded through the 

semi-trailer.



40



Table 7 Proposed Vehicle Classification Scheme



Category of Vehicle/Use	  Subject to Regulation	  Recognition

 			   Under Ordinance? 	  Silhouette

			      Yes	No	   Provided?



. 2 or 3 Wheel Motorized	        X	      No

  Vehicles



. Passenger Car Type Vehicles	        X	      No



. Single-Unit Vehicles



  Passenger	         	       X	      No



  Non-Passenger

   2 axle, 2 rear tire		      X		      No

   2 axle, 4 rear tire		      X		      No

   3 or more axles	              X		      Yes

. Combination Vehicles



   Tractor-Trailers	     X			      Yes

   Tractor-Tandem Traile     X			      Yes

   Maxi-Cube	             X			      Yes



. Other Vehicles	     *	      *	              No









*   Two-axle vehicles (e.g., surplus military equipment, 

    specialized construction or mechanical equipment, etc.) or 

    other combinations which do not otherwise fit the standard 

    categories listed in this table and which may be regulated 

    on an as needed basis.



41



FINDINGS AND RECOMMENDATIONS



This chapter summarizes the findings of this Technical 

Memorandum and present recommendations to be incorporated into 

subsequent tasks.



FINDINGS



The findings of this Technical Memorandum are as follows:



.  Although truck traffic may be objectionable to some in the 

   community, the trucking industry provides an essential 

   service within Hillsborough County.

.  There are numerous governmental jurisdictions (e.g., State, 

   County, City) and agency functions (e.g., law enforcement, 

   public works/highway department, engineering, planning, 

   etc.) which have responsibility for truck traffic on roads 

   in Hillsborough County.

.  The City of Tampa is the only community in Hillsborough 

   County to have adopted a Truck Route Plan.  Among 

   neighboring communities, only Pinellas County has an adopted 

   Truck Route Plan.

.  Citizen complaints are a major source of data pertaining to 

   truck problems.  Records of complaints and their disposition 

   are kept but additional background and follow-up data is not 

   always available.

.  In the absence of regulations to the contrary, truckers will 

   generally seek the fastest, most direct route to their 

   destinations.

.  Most complaints of truck problems logged by the county are 

   received from the northwest and southeast portions of the 

   county.  Complaints in northwest Hillsborough center around 

   dirt haulers using local roads for access to Veterans 

   Expressway construction sites.  Complaints in southeast 

   Hillsborough focus on phosphate and agricultural trucks 

   using local roads to gain access to I-4 and I-75.  Thus, the 

   nature of complaints differs throughout the county.



42



.  Truck accidents are not concentrated at particular locations 

   in the county but are spread out throughout the traffic 

   stream.  However, when they occur, truck accidents are 

   generally more severe than non-truck accidents and, thus, 

   may be perceived as occurring more frequently.

.  The trucking industry's perspective is based largely on its 

   operating environment, including the truck terminals, 

   roadways and vehicles.  Truckers are also greatly influenced 

   by the requirements of shippers and receivers.

.  Many existing roads and bridges in Hillsborough County are 

   not suitable for repeated use by large heavily-loaded, 

   fast-moving trucks.  This is due to limitations of geometry 

   and/or structural adequacy.  Repeated truck use may  

   accelerate the deterioration of these roads and bridges.

.  Particularly in sparsely-developed areas of the county, 

   trucks are often forced to use  local roads if there is a 

   lack of convenient alternatives. Some   truckers may divert 

   to local roads in order to avoid congestion on major roads.

.  There are many areas of the county which may be sensitive to 

   the presence of trucks and the attendant problems of noise, 

   vibration, spillage, etc. These sensitive areas include 

   residential neighborhoods, schools, churches, etc.

.  Many trucks encountered on local roads are there for the 

   legitimate purpose of local pickups and deliveries and are 

   using local roads for access to nearby destinations.  This 

   is as opposed to "through" trucks whose destinations are not 

   nearby.

.  Many trucking problems particularly those related to major 

   construction are of temporary duration and will diminish 

   when the construction is completed.  However, in a 

   rapidly-developing area such as Hillsborough County, there 

   are numerous construction projects ongoing at any given time 

   and each of these may generate some degree of truck traffic.



RECOMMENDATIONS



Based on the studies and analyses leading up to Technical 

Memorandum Number 1, the following recommendations are made 

for incorporation into succeeding tasks:



43



.  The planning process should give increased emphasis to both 

   the needs of the trucking industry and also to the needs of 

   residences.  This is consistent with the emphases contained 

   in the ISTEA legislation.

.  The Truck Route Planning process should provide for 

   increased cooperation and, where appropriate, consolidation 

   among the numerous governmental jurisdictions and agency 

   functions which have responsibility for truck traffic on 

   roads within Hillsborough County.

.  Public involvement, including residential interests, 

   trucking interests, law enforcement and the business 

   community, should be emphasized throughout the development 

   of the Hillsborough County Truck Route Plan.

.  Existing planning mechanisms for accommodations truck 

   traffic should be strengthened and upgraded so that freight 

   movements can be considered early in the planning process.  

.  For example, the county's land development regulations 

   should include provisions for truck access to planned 

   developments.  Also, construction documents for major land 

   development and infrastructure construction projects should 

   include provisions for truck access to construction sites.

.  The county should move ahead with- intermodal projects that 

   will relieve truck traffic on local roads.

   The county's Truck Route Plan should consist of a network of 

   interconnected roadways which are suitable for use by heavy 

   trucks. These roadways will generally include state highways 

   and major county or city roadways.  The Truck Route Plan 

   should not identify roadways where truck traffic is 

   prohibited but should, instead, emphasize directing truck 

   traffic to routes which have been identified as being 

   suitable for their use.

.  The county's Truck Route Plan should be adopted by 

   ordinance.  The ordinance should, to the extent possible, be 

   legally defensible and free of loopholes.  The ordinance 

   should grant clear and sufficient authority for enforcement.



44



.  Hillsborough County's Truck Route Plan should be coordinated 

   with those in Tampa and Pinellas County. 

.  The Truck Route Plan should incorporate a process for 

   receiving and dealing with public complaints and problems 

   which may arise in the future.



45





                            APPENDIX

                                A



                   HILLSBOROUGH COUNTY, FLORIDA

                      ORDINANCE NO. 85-1

               "NO THRU TRUCKS OVER 1-TON CAPACITY"

                  SCHEDULE OF PROHIBITIONS







                              TABLE 1



                  HILLSBOROUGH COUNTY, FLORIDA

                         ORDINANCE NO.85-1

               NO THRU TRUCKS OVER 1-TON CAPAClTY

                    SCHEDULE OF PROHIBITIONS



Road			From		   To



10th Ave		48th St		   US 41

12th Ave		Maydell Dr	   58th St

16th Ave		US 41		   Maydell Dr

21st Ave SE		24th St SE	   33rd St SE

31st Ave		Maydell Dr	   64th St

43rd St			CR 581		   Skipper Rd

48th St			10th Ave	   Palm River Rd

48th St			Idlewild	   Dead End

50th St			Sligh Ave	   Puritan Rd

51st St			Fowler Ave	   122nd St

52nd St			Fowler Ave	   Fletcher Ave

53rd St			Fowler Ave	   Fletcher Ave

56th St			Buffalo Ave	   Chelsea St

58th St			Causeway Blvd	   Palm River Rd

58th St Court		12th Ave	   58th Ave

63rd St			Causeway Blvd	   31st St

64th St			Causeway Blvd	   31st St

66th St			Palm River Rd	   Causeway Blvd

86th St			Causeway Blvd	   Tidewater Trail

119th Ave		Florida Ave        Central Ave

122nd Ave		50th St		   56th St

127th Ave		50th St		   56th St

142nd Ave		Nebraska Ave	   22nd St

143rd Ave		Florida Ave	   Central Ave

144th Ave		Florida Ave	   Central Ave

145th Ave		Florida Ave	   Central Ave

148th Ave		Bearss Ave	   Livingston Ave

Alambra Ave		US 301		   Dead End

Angel Lane		Lutz Lake Fern Rd  County Line Rd

Arrawana Ave		Mabry St	   Busch Blvd

Bandy Dr		Wheeler Rd	   MaryEllen Lane

Barry Rd		Benjamin Rd	   Hanley Rd

Beechwood Blvd		Buffalo Ave	   Cul-de-Sac

Berger Rd		Crenshaw Lake Rd   Dale Mabry Hwy









Road 			From	 	   To



Big Bend Rd	        US 301		   Balm-Riverview Rd

Blackjack Rd		Dead End   	   Bethlehem Rd

Bogdonoff Dr		Clay Pit Rd	   Old Hillsborough Ave

Boy Scout Blvd		Race Track Rd	   Tarpon Springs Rd

Branchton Church Rd	Morris Bridge Rd   Dead End 

Brandon  Trace Ave      Lakewood Dr	   Sarah Louise Dr

Broad St		Manhattan Ave	   Dale Mabry Hwy

Brown Rd		North Mobley Rd    Van Dyke Rd

Burke St		Manhattan Ave	   Occident St

Burrington Dr		Ehrlich Rd	   West Village Dr

Calle St		Alambra Ave	   Ventura Ave

Carrollwood Village	Fletcher Ave	   Old Orchard Dr

Casey Rd		South Village Dr   Gunn Highway

Chastain Rd		SR 574		   Old Hillsborough Ave

Cherry Ave		Clay Pit Rd	   Old Hillsborough Ave

Church Ave		Pinecrest Manor    Henry Ave

                             Blvd

Claire Dr		Parsons Ave	   Elsie Marie Dr

Clemons Rd		Taylor Rd	   Parsons Ave

Clifton St 		48th St	   	   50th St

Clifton St		Manhattan Ave	   Occident St

Colson Rd		SR 60		   Horton Rd

Comanche Ave		Orient Rd	   Lenox Dr

Copeland Rd		US Highway 301	   Morris Bridge Rd

County Line Rd		Nichols Rd	   Allen Rd

Craven Dr		Field Lane	   Nita Drive

Crawley Rd		Boy Scout Rd	   Tarpon Springs Rd

Crenshaw Lake Rd        Van Dyke Rd	   Simmons Rd

Danny Bryan Blvd	Myrica St	   Buffalo Ave

Davis Rd		Temple Terrace Hwy Morris Bridge Rd

Deleuil Ave		Orient Rd	   Lenox Dr

Dovefield Place		Williams Rd	   Lakewood Dr

Dover Rd		SR 574		   Rex Avenue

Draper Place		Orient Rd	   Kingsbury Circle

Elm St			Renellie Dr	   Manhattan Ave

Elsie Marie Dr		Kingsway Rd	   Claire Dr

Equestrian Trail	Van Dyke Farms     Mobley Rd N

                             Blvd

Estates Del Sol Dr	US 301		   Dead End

Esthel Rd		Harney Rd	   Morris Bridge Rd

Eureka Springs Rd	Wilkins Rd	   Sligh Ave

Fern St			Manhattan Ave	   Occident St

Field Lane		Craven Dr	   Kingsway Rd

Floyd Rd		Dale MabryHwy	   Hudson Lane





Road			From		   To

	

Four Oaks Rd		Gunn Hwy	   Lowell Rd

Gallagher Rd		CR 580		   Gore Rd

Gay Rd			Heidi Rd	   Rooks Rd

Glen Harwell Rd		Fritzke Rd	   Forbes Rd

Gore Rd			Gallagher Rd	   McIntosh Rd

Hamilton Ave		Dale Mabry Hwy     Manhattan Ave

Hampton Park Blvd	Gunn Hwy	   Lowell Rd

Hanna Ave		Manhattan Ave	   Occident St

Haven Bend		Rome Ave           Bearss Ave

Hayes Rd		Florida Ave	   Nebraska Ave

Heidi Rd		US 92		   Dead End

Henry Ave		Manhattan Ave	   Occident St

Henry Ave		Trail Dr	   Mobile Dr

Hesperides St		Sligh Ave	   Hillsborough Ave

Hiawatha Street		Manhattan Ave	   Occident St

Hixon Rd		Paglen Rd	   Gunn Hwy

Hoover Blvd		Hillsborough Ave   Idlewild

Horse Pond Rd		Peterson Rd	   Frontier Lane

Horton Rd		SR 60	  	   Colson Rd

Hudson Lane		Dale Mabry Hwy	   Gunn Hwy

Idlewild Ave		Manhattan Ave	   Occident St

Idlewild Ave		Anderson Rd	   Hoover Blvd

Jaudon Rd		Sydney Rd	   McIntosh Rd

Jean St			Manhattan Ave	   Occident St

Jefferson Rd		Harney Rd	   US Hwy 301

Jefferson Rd		US Hwy 301	   Fowler Ave

Jersey Ave		Taylor Rd	   Parsons Ave

Jim Johnson Rd		3200 S of Park Rd  Clemons Rd

Keystone Blvd		Tarpon Springs Rd  Crawley Rd

Knight St		US 92		   Dead End

Knollwood St		Manhattan Ave	   Occident St

Knollwood St		Minnehaha St	   Armenia Ave

Knox St			Manhattan Ave  	   Occident St

Krycul Ave		Riverview Dr	   US 301

Lake Ellen Dr		Armenia Ave	   Lake Ridge Rd

Lake Ellen Lane		Armenia Ave	   Paddock St

Lambright St		Manhattan Ave	   Occident St

Langston Dr		Maydell Dr	   58th St

Lark Lane		Lakewood Dr	   Debra Dr

Larsen Lane 		78th St		   Rideout Rd

Lemon Ave		Clay Pit Rd   	   Old Hillsborough Ave









Road			From		   To



Lenox Dr		Deleuil Ave	    Hillsborough Ave

Lightfoot Rd		Timberlee Rd	    US Hwy 301

Lightfoot Rd		I-75		    Lone Palm Dr

Lime Ave		Clay Pit Rd	    Old Hillsborough Ave

Lindsey St		SR 574	  	    Blackjack Rd

Linebaugh Avenue	Dale Mabry Hwy	    Lenfesty Rd

Little Rd		Crenshaw Lake Rd    Dale Mabry Hwy

Little Rd		Bloomingdale Ave    Durant Rd

Lowell Rd		Casey Rd	    Hampton Park Blvd

Mabry St		Arrawana Ave	    Orange Grove Rd

Maple Lane		US Hwy 92	    US Hwy 301

Maydell Dr		58th St		    12th Ave

McDonald Rd		SR 39		    Colson Rd

McIntosh Rd		Gore Rd		    US 301

McIntosh Rd		SR 574		    Jaudon Rd

McLane Dr		SR 574A		    Six Mile Creek Dr

McMullen Loop		Boyette Rd	    Valerie Lane

McRae Rd		Morris Bridge Rd    Davis Rd

Meadow Lane		Lumsden Rd	    John Moore Rd

Melodie Dr		Lakewood Dr  	    Debra Dr

Michigan Ave		Lutz Lake Fern Rd   Pasco County Line

Michigan St		Pine St		    Orange Ave

Middlesex Dr		Old Memorial Hwy    Sussex Dr

Minnehaha St.		Manhattan Ave	    Occident St

Minnehaha St.		Habana Ave          Knollwood St

Mobile Dr		Old Hillsborough    US 301

                             Ave

N. Mobly Rd		Gunn Hwy	    Crawley Rd

Mohawk Ave		Orient Rd	    Staley Dr.

Montclair Ave		SR 60		    Morgan St

Morgan St		Parsons Ave	    Kingsway Ave

Myrica St		Tampa Bay Blvd	    Danny Bryan Blvd

Navajo Ave		Morris Bridge Rd    Davis Rd

Nature s Way Blvd	Culbroth Rd	    Springvale

Neal Dr			56th St		    Dead End E of 5Sth

Newberger Rd		US 41		    Livingston Ave

Nita Dr			Craven Dr	    Claire Dr

North St		Manhattan Ave	    Occident St

Oakridge Ave		Gibsonton Dr	    Rivercrest Dr

Ohio St			Pine St		    Orange St

Old Orchard Rd		Casey Rd	    Golf Crest Circle

Old US 41		Lavender Dr	    US 41









Road			From		   To



Orange Ave		Clay Pit Rd	   Old Hillsborough Ave

Orange Grove Dr		Busch Blvd  	   Moran Rd

Orient Rd		Hillsborough Ave   Sligh Ave

Paddock St		Fletcher Ave	   Lake Ellen Dr

Paglen Rd		Sheldon Rd	   Hixon Rd

Palm River Rd		US 41		   48th St

Palmwood Lane		Fletcher Ave	   Carrollwood Village

Paris St		Manhattan Ave	   Occident St

Park Rd			Boyette Rd	   McMullen Loop

Parrish Place		78th St		   Larsen Lane

Pat Blvd		Waters Ave	   Woodbridge Blvd

Peach Ave		Clay Pit Rd	   Old Hillsborough Ave

Pennington Rd		Ehrlich Rd	   Hutchinson Rd

Peterson Rd		Gunn Hwy	   Horse Pond Rd

Pine St			Clay Pit Rd	   Michigan St

Pine Lake Dr		Armenia Ave	   Rome Ave

Pine Ridge Ave		Gibsonton Dr	   Rivercrest Dr

Pinewood Ave		SR 60 	   	   Morgan St

Plum Avenue		Clay Pit Rd	   Old Hillsborough Ave

Providence Rd		Bloomingdale Av    Riverview Dr

Puritan Rd		56th St		   50th St

Puritan Rd		56th St		   58th St

Race Track Rd		Hillsborough Ave   S. Mobley Rd.

Redbraes Dr		Woodlake Shop. 	   Woodlake Blvd

                        Ctr.

Renellie Dr		Sligh Ave	   Hiawatha St

Ridein Rd		78th St		   Tidewater Trail

Rideout Rd		78th St		   Windsor Way

Rivercrest Dr		US 301		   Dead End

Riverview Dr		US 301		   Dead End

Robin Lane		Lakewood Dr	   Debra Dr

Rome Ave		City Limits	   Fletcher Ave

Rooks Rd		Gay Rd		   Shangri La Dr

Rosier Rd		Taylor Rd  	   Parsons Ave

Running Horse Rd	Hillsborough Ave   Sportsman Park Dr

Rustic Dr		Waters Ave	   Twelve Oaks Blvd

Sarah Louise Dr		Williams Rd	   Brandon Trace Rd

Shadow Run Blvd		McMullen Rd	   Boyette Rd

Shady Shores Dr		Fletcher Ave	   Magdalen Dr

Shangri La Dr		Rooks Rd	   US 92

Sierra Pine Rd		Lutz Lake Fern Rd  Pasco County Line

Sinclair Hills Rd	Nebraska Ave	   Livingston Ave

Sligh Ave		Williams Rd	   Eureka Springs Rd







Road			From 		   To



Smith Ryals Rd		SR 39		   Colson Rd

Sportsman Park Dr	Running Horse Rd   Rooks Rd

Staley Dr		Deleuil Ave	   Hillsborough Ave

Stall Rd		Dale Mabry Hwy	   Carrollwood Village

Sussex Dr		Hillsborough Ave   Cul-de-Sac

Taylor Rd		Windhorst Rd	   Jersey Ave

Thrasher Dr		Orient Rd	   Travis Blvd

Tidewater Trail		78th St		   86th St

Timberlane Dr		Old Memorial Hwy   Paces Ferry Dr

Timberlane West Dr	Old Memorial Hwy   Timberlane Dr

Tobacco Rd		Hutchinson Rd	   Van Dyke Rd

Townsend Lane		Cedar Lake Dr	   Dead End n/o Cedar

Trail Dr		Old Hillsborough   Henry St

                          Ave

Travis Blvd		Walton Rd	   Kingsbury Circle

Twelve Oaks Blvd	Hanley Rd	   Waters Ave

Valrico Rd		SR 574		   SR 60

Valroy Rd		US Hwy 41	   I-75

Van Dyke Farms Blvd 	Van Dyke Rd	   Equestrian Trail

Ventura Ave		Causeway Blvd	   Calle St

Vern St			Gibsonton Rd	   Nundy Ave

N. Village Dr		S. Village Dr	   Dale Mabry Hwy

S. Village Dr		Armenia Ave	   Rome Ave

Walker Rd		US 301		   Fowler Ave

Walton Way		Harney Rd	   US 92

Waring Dr	        SR 574A		   Six Mile 

Creek Dr

Washington St		Pine St		   Orange Ave

Water Oaks Lake		Casey Rd	   Carrollwood Village

Williams Rd		CR 574		   Old Sawmill Rd

Windhorst Rd		Lakewood Dr        WindhorstRd

Woodhaven Dr		Lakewood Dr	   Burning Tree Lane

Woodlake Blvd		Sheldon Rd	   Attenbury Dr

Woodleigh Ave		N Village Dr	   Pine Lake Dr









                              APPENDIX

                                 B



                      TRUCK TRAFFIC COMPLAINTS

                  HILLSBOROUGH COUNTY & PLANT CITY



                         NO SIGNS POSTED







                             TABLE 1



                      TRUCK TRAFFIC COMPLAINTS

                  HILLSBOROUGH COUNIY & PLANT CITY



	                  NO SIGNS POSTED



ROAD			FROM		   TO





Balm Rd (CR 672)        US 301		   CR 39

Balm-Riverview Rd       US 301		   Balm Rd

Bloomingdale Ave        US 301		   Lithia-Pinecrest Rd

Bryan Rd	        Lithia-Pinecrest   Bloomingdale Ave

(Plant City)             Rd

Calhoun St   		Wheeler St N	   Park Rd

Country Hills Dr	Pennington Rd	   Summerwind Dr

Dale Mabry Hwy (US 92)	Kennedy Blvd	   Gandy Blvd

Gunn Hwy (CR 587)	Pasco County	   Dale Mabry Hwy

Harney Rd		Hillsborough Ave   56th St

Hatton/Wilcox Rd	Hutchenson Rd	   Lakeshore Dr

Hutchenson Rd		Mobley Rd N	   Ehrlich Rd

John Moore Rd		Lumsden Rd	   Bloomingdale Ave

Keysville Rd (CR 676)	CR 39		   Lithia Rd

Kings Ave		SR 60		   Bloomingdale Ave

Kirby St		Himes Ave	   Habana Ave

Lakeshore Dr		Van Dyke Rd	   Wilcox Rd

Lakewood Rd		MLK Blvd	   Providence Rd

Lithia-Pinecrest Rd 	SR 60		   CR 39

(CR 640)

Lumsden Rd		US 301		   Lithia-Pinecrest Rd

Lutz Lake Fern Rd	Gunn Hwy	   Dale Mabry Hwy

Lynn Turner Rd		Ehrlich Rd	   Gunn Hwy

Madison Ave (CR 676A)	US 41		   I-75

Maydell Dr		SR 60		   Causeway Blvd

Medulla Rd (CR 574A)	Coronet Rd	   Polk County

Mobley Rd N		Gunn Hwy	   Hutchenson Rd

Mobley Rd S		Race Track Rd	   Gunn Hwy

Parsons Ave		US 92		   Lumsden Rd

Patterson Rd		Tarpon Springs Rd  Race Track Rd

Providence Rd		Lakewood Dr	   Bloomingdale Ave

Race Track Rd		Gunn Hwy	   Hillsborough Ave

Sun City Center Blvd    I-75	    	   US 301

(SR 674)

Tarpon Springs Lake 	Pinellas County	   Gunn Hwy

Fern Rd

Wheeler Rd		Highview Rd	   Valrico Rd

78th St (CR 573)	SR 60		   Madison Ave







                             APPENDIX

                                C





                         PINELLAS COUNTY

                         TRUCK ROUTE PLAN



Click HERE for graphic.





Click HERE for graphic.

 







                            APPENDIX

                                D



                          CITY OF TAMPA

                       TRUCK ROUTE PLAN





Click HERE for graphic.







 





                         CITY OF TAMPA

                    TRUCK ROUTE INFORMATION





25-182   Truck routes established; hazardous materials routing 

         established; observance required.



A.  Truck routes shall includes:



   1. All streets under the jurisdiction of the Florida 

      Department of transportation (State roads).



   2. All streets in the Central Business area bounded on 

      the east by Ybor Channel , an the west by the Hillsborough 

      River, and on the north by a line running along Scott 

      Street east to Orange Avenue, south to Cass Street, east

      to the CSX Railroad, northeast to Adamo Drive, except 

      Florida Avenue from the Crosstown Expressway off-ramp to

      Scott Street, which 1s prohibited for use of trucks 

      carrying hazardous materials.   Trucks carrying hazardous 

      materials on the Crosstown Bxpressway are prohibited from

      exiting onto Florida Avenue or Morgan Street and shall 

      use the Crosstown Expressway to 22nd Street north, thence 

      north along 22nd Street to the Interstate 4 on-ramps, 

      thence eastward or westward along Interstate 4 to 

      Interstate 275 or points east.



   3. Any other streets so designated by any ordinance of thin 

      city. The transportation manager shall place and maintain 

      at major intersections or other reasonable intervals, 

      signs on such other streets indicating their permissible 

      use as truck routes.



   4. Cypress Street from Dale Mabry Highway to North Boulevard.



B. All trucks within the City shall be operated only over and 

   along the truck routes established in (A) above.



C. Notwithstanding (B) above, this section shall not prohibits:



   1. Operation On street of destination.  The operation  of a 

      truck upon any street where necessary to the conduct of 

      business, construction, or maintenance operations at a 

      destination  point, if streets upon which truck traffic is 

      permitted are used until reaching the intersection nearest

      the destination point.



   2. Authorized emergency vehicles. The operation of an 

      authorized emergency vehicle upon-any street in the City.



   3. Detoured trucks. The operation of an truck upon-any 

      officially established detour in any case.  where each 

      truck could lawfully be operated upon the street for 

      which the detour is established.



Sec. 25-183 Truck route use.



   Every truck shall proceed only over established truck routes, 

   and shall deviate only at the intersection nearest  to its 

   first destination point.  Upon leaving its first destination

   point, a truck shall proceed to other destination points only

   over truck routes possible, using that routing,  which 

   minimizes the distance traveled over non-truck routes.  

   Upon leaving its last destination point, a truck shall return

   to a truck by the shortest possible route.

8/7.39







 Appendix E - Summary of FHWA Vehicle Classification Scheme





This classification scheme was developed by the Federal 

Highway Administration (FHWA) and is used primarily for 

calculating design loadings for the design of roadway 

pavements and bridges.  This scheme is separated into 

categories depending whether the vehicle carries passengers or 

commodities.  Non-passenger vehicles are further subdivided by 

the number of axles and the number of units, including both 

the power unit and trailer units.  The FHWA vehicle 

classification scheme consists of the following categories of 

vehicles:



 1. Motorcycles

 2. Passenger car

 3. Other two-axle, four tire, single-unit vehicles

 4. Buses (includes two-axle/six-tire vehicles and vehicles 

    with three or   more axles)

 5. Two-axle, six-tire, single-unit trucks

 6. Three-axle, single-unit trucks

 7. Four-or more axle, single-unit trucks

 8. Four-or less axle, single trailer trucks

 9. Five-axle, single trailer trucks

10. Six-or more axle, single trailer trucks

11. Five-or less axle, multi-trailer trucks

12. Six-axle multi-trailer trucks

13. Seven-or more axle multi-trailer trucks

14. Other



In this system, Categories 1 through 4 generally describe 

passenger vehicles.  Although some light commodities may also 

be carried, vehicles in these categories generally are not 

heavy enough to influence the design of roadway pavements and 

bridges.  Categories 5 through 7 are for single-unit trucks.  

Categories 8 through 10 are for combination vehicles 

consisting of a power unit and a single trailer.  Categories 

11







through 13 are for combination vehicles consisting of a power 

unit and two or more trailers.



Category 14 - "Other" - has been added since there are 

automatic traffic recording (ATR) devices which are programmed 

to recognize and record standard vehicles in categories 1 

through 13 by their number of axles and axle spacing.  

However, some non-standard combinations are not recognizable 

by the ATR's (e.g., recreational vehicle pulling an 

automobile, truck pulling a piece of construction equipment, 

etc.) and, hence, are classified as "Other" vehicles for data 

collection purposes.







          Appendix F - Summary of AASHTO Vehicle



                  Classification Scheme



This classification scheme was developed by the American 

Association of State Highway and Transportation Officials 

(AASHTO) and is used primarily for calculating design 

dimensions for the geometric design of roadways, intersections 

and interchanges.



The AASHTO system relates primarily to the dimensions and 

turning characteristics of vehicles and consists of the 

following vehicle types:



1.  Passenger car

2.  Single-unit truck

3.  Single-unit bus

4.  Articulated bus

5.  Semi-trailer intermediate

6.  Semi-trailer combination large

7.  Semi-trailer, full-trailer combination

8.  Motor home

9.  Passenger car with travel trailer

10. Passenger car with boat and trailer

11. Interstate semi-trailer

12. Interstate semi-trailer

13. Triple semi-trailer

14. Turnpike double semi-trailer

15. Motor home and boat trailer



In this system, Categories 1, 3, 4, 8, 9,10 and 15 generally 

describe passenger vehicles.  Category 2 is the only category 

which describes single-unit trucks.  Categories 5, 6,11 and 12 

describe combination vehicles consisting of a power unit and a 

single trailer.







Categories 7, 13 and 14 describe combination vehicles 

consisting of a power unit and two or more trailers.







 Appendix G - Summary of Highway Capacity Manual (HCM) Vehicle



                    Classification Scheme



This classification scheme was developed in conjunction with 

the 1985 Highway Capacity Manual (HCM) and is used primarily 

for calculating the effect of various categories of vehicles 

on the capacity of roadways, intersections and interchanges.  

The HCM scheme differentiates between passenger cars and 

trucks and further subdivides trucks into light trucks (i.e., 

powerful trucks, as determined by the ratio of weight to 

horsepower) standard trucks (i.e., trucks "typically" found on 

freeways) and heavy trucks (i.e., less powerful trucks as 

determined by the ratio of weight to horsepower).  Vehicles in 

the heavy truck category generally have more than four tires 

touching the ground in normal operation.  The HCM Scheme 

further subdivides the heavy trucks category into trucks, 

recreational vehicles and buses.  Thus, the HCM Scheme 

consists of the following six categories:



1. Passenger cars

2. Light trucks

3. Standard trucks

4. Heavy trucks (more than four tires)

5. Recreational vehicles (more than four tires)

6. Buses (more than four tires)



The HCM uses these categories to calculate the "passenger car 

equivalents" of the five categories of truck-type vehicles.







          Appendix H - Summary of DHSMV Vehicle



                    Classification Scheme



This classification scheme is incorporated into the traffic 

accident reports which are filled out by traffic enforcement 

personnel at the crash site and transmitted to the Florida 

Department of Highway Safety and Motor Vehicles (DHSMV).  This 

classification system is used primarily in the calculation and 

analysis of traffic safety statistics.



The DHSMV Scheme is based on the vehicle type, vehicle use and 

trailer type (if any).  Vehicle type is subdivided into 14 

categories as follows:



 1. Automobile

 2. Passenger van

 3. Pickup/light truck (2 rear tires)

 4. Medium truck (4 rear tires)

 5. Heavy truck (2 or more rear axles)

 6. Truck tractor (cab)

 7. Motor home (RV)

 8. Bus

 9. Bicycle

10. Motorcycle

11. Moped

12. All Terrain vehicle

13. Train

14. Other







The DHSMV Scheme subdivides vehicle use into 12 categories as 

follows:



 1. Private transportation

 2. Commercial passengers

 3. Commercial cargo

 4. Public transportation

 5. Public school bus

 6. Private school bus

 7. Ambulance

 8. Law enforcement

 9. Fire/rescue

10. Military

11. Other government

12. Other



If a trailer is involved, the DHSMV Scheme provides 10 trailer 

types:







 1. Single semi-trailer

 2. Tandem semi-trailer

 3. Tank trailer

 4. Saddle mount/flatbed

 5. Boat trailer

 6. Utility trailer

 7. House trailer

 8. Pole trailer

 9. Towed vehicle

10. Other





               Appendix I- Summary FDOT FSUTMS/RTA



                  Vehicle Classification Scheme



This classification is incorporated into the Florida standard 

Urban Transportation Modeling Structure (FSUTMS) which FDOT 

uses to prepare long range traffic projections on a county-

wide basis and also the Regional Transportation Analysis 

(RTA), a FSUTMS-based regional model which FDOT is developing 

to perform long range traffic projections for multi-county 

area.



The FSUMTS/RTA Scheme uses only two classifications of trucks 

as follows:



  . Light trucks-primarily single-unit trucks, mostly 

    engaged in local deliveries and service/repair 

    activities.

  . Heavy trucks-primarily tractor-trailer combinations, 

    mostly engaged in long-haul transport activities



This is a recent refinement to the FSUTMS/RTA model.  Earlier 

versions included all trucks in a single category, together 

with taxicabs.





            Appendix J-Recognition Silhouettes



This appendix contains graphic silhouttes to aid in 

recognizing the various types vehicles which are proposed to 

be regulated under the ordinance.



The recognition silhouettes take the form of box type 

trailers, as is commonly done on standard signs depicting 

bridge weight limits.  However, it should be noted that the 

regulation is based on the truck chassis (i.e., front and rear 

axles, frame, powerplant and driver’s compartment).  The 

payload carrying device may take a variety of other forms 

(e.g., tanker, dump body, flat bed, piece of equipment, etc.)








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