STATE OF CALIFORNIA CONTENTS BASE LINE DESIGNATION STATE COUNTY QUAD CONCORD CBL (2007 REMEASURED) CALIFORNIA CONTRA COSTA N371221 FREMONT CBL (2007 REMEASURED) CALIFORNIA ALAMEDA N371213 FRESNO GOLDEN STATE CBL CALIFORNIA FRESNO N361194 INYOKERN CBL CALIFORNIA KERN N351174 MIRAMAR CALIFORNIA SAN DIEGO N321171 REDDING CBL 1990 (2008 REMEASURED) CALIFORNIA SHASTA N401221 SANTA ANA RIVER BASE CALIFORNIA ORANGE N331174 SANTA MARIA CBL CALIFORNIA SANTA BARBARA N341204 SILVERADO CBL (2007 REMEASURED) CALIFORNIA NAPA N381222 SUTTER BUTTES CALIFORNIA SUTTER N391213 VENTURA (2006 REMEASURED) CALIFORNIA VENTURA N381192 WINCHESTER CALIFORNIA RIVERSIDE N331171 YREKA (2008 REMEASURED) CALIFORNIA SISKIYOU N411221 US DEPARTMENT OF COMMERCE - NOAA CALIBRATION BASE LINE DATA QUAD: N371221 NOS - NATIONAL GEODETIC SURVEY BASE LINE DESIGNATION: CONCORD CBL CALIFORNIA SILVER SPRING MD 20910 PROJECT ACCESSION NUMBER: 15753 CONTRA COSTA COUNTY NEAREST TOWN: PLEASANT HILL LIST OF ADJUSTED DISTANCES ( 2/26/2008) ADJ. DIST.(M) ADJ. DIST.(M) STD. FROM STATION ELEV.(M) TO STATION ELEV.(M) HORIZONTAL MARK - MARK ERROR(MM) 0 15.350 150 15.143 149.9775 149.9776 .1 0 15.350 430 15.101 429.9954 429.9955 .2 150 15.143 430 15.101 280.0179 280.0179 .1 DESCRIPTION OF: CONCORD BASE LINE YEAR MEASURED: 1980 YEAR REMEASURED: 2007 THE BASE LINE IS LOCATED ON THE NORTH SIDE OF PLEASANT HILL, JUST WEST OF AND PARALLEL TO INTERSTATE HIGHWAY 680, BETWEEN THE CONTRA COSTA BOULEVARD AND WILLOW PASS EXITS FROM INTERSTATE HIGHWAY 680. THE BASE LINE IS A NORTH-SOUTH LINE WITH THE 0-METER POINT ON THE SOUTH END. IT CONSISTS OF THE 0, 150, 430, AND 1000-METER POINTS, WITH POINTS SET AT APPROXIMATELY 100 AND 300 FEET ON LINE NORTH OF THE 0-METER POINT FOR THE CALIBRATION OF TAPES. TO REACH THE 0-METER POINT FROM THE INTERSECTION OF CONTRA COSTA BOULEVARD AND INTERSTATE HIGHWAY 680 IN PLEASANT HILL, GO NORTH ON CONTRA COSTA BLVD. FOR 0.8 KM (0.5 MI) TO PLEASANT HILL PLAZA (SHOPPING CENTER) ON THE RIGHT. TURN RIGHT AND GO EAST FOR 0.3 KM ( 0.2 MI) THROUGH THE PARKING LOT AND ON THE NORTH SIDE OF FRY'S (GROCERY STORE) TO A LOCKED GATE IN THE EXTREME NORTHEAST CORNER OF THE LOT. PROCEED THROUGH THE GATE AND CONTINUE STRAIGHT AHEAD TO A NARROW, GRAVEL ROAD. TURN LEFT AND GO NORTH ON THE ROAD FOR 0.1 KM (0.05 MI) TO THE 0-METER POINT ON THE RIGHT. THE 0-METER POINT IS A STANDARD NGS CALIBRATION BASE LINE DISK STAMPED "MON 1" SET IN THE TOP OF A 28 CM (11 IN) DIAMETER CONCRETE POST RECESSED 13 CM (5 IN) BELOW A METAL LID WHICH IS FLUSH WITH THE SURFACE OF THE GROUND. IT IS 8.2 M (26.9 FT) WEST OF A CHAIN LINK FENCE, 7.5 M (24.6 FT) EAST OF THE CENTERLINE OF THE ROAD, 0.8 M (2.6 FT) WEST OF A WITNESS POST, AND 0.7 M (2.3 FT) EAST OF A WITNESS POST. THE 150-METER POINT IS A STANDARD NGS CALIBRATION BASE LINE DISK STAMPED "MON 2" SET IN THE TOP OF A 28 CM (11 IN) DIAMETER CONCRETE POST RECESSED 13 CM (5 IN) BELOW A METAL LID WHICH IS FLUSH WITH THE SURFACE OF THE GROUND. IT IS 8.7 M (28.5 FT) EAST OF THE CENTERLINE OF THE ROAD, 7.3 M (24.0 FT) WEST OF A CHAIN LINK FENCE, 0.9 M (3.0 FT) EAST OF A WITNESS POST, AND 0.9 M (3.0 FT) WEST OF A WITNESS POST. THE 430-METER POINT IS A STANDARD NGS CALIBRATION BASE LINE DISK STAMPED "MON 3" SET IN THE TOP OF A 28 CM (11 IN) DIAMETER CONCRETE POST RECESSED 13 CM (5 IN) BELOW A METAL LID WHICH IS FLUSH WITH THE SURFACE OF THE GROUND. IT IS 9.0 M (29.5 FT) EAST OF THE CENTERLINE OF THE ROAD, 6.0 M (19.7 FT) WEST OF A CHAIN LINK FENCE, 1.0 M (3.3 FT) WEST OF A WITNESS POST, AND 0.8 M (2.6 FT) EAST OF A WITNESS POST. THE 1000-METER POINT WAS NOT RECOVERED AND ASSUMMED DESTROYED. NOTE THE TAPE CALIBRATION STATIONS WERE NOT REMEASURED IN 2007 THE 100-FOOT TAPE CALIBRATION STATION IS A BRUNSON EDMI BASE LINE DISK, WITH PUNCH MARK IN THE CENTER, STAMPED "REFERENCE MARK 1" SET IN THE TOP OF A 28 CM (11 IN) DIAMETER CONCRETE POST RECESSED 13 CM (5 IN) BELOW A METAL LID WHICH IS FLUSH WITH THE SURFACE OF THE GROUND. IT IS 8.1 M (26.6 FT) EAST OF THE CENTERLINE OF THE ROAD, 8.1 M (26.6 FT) WEST OF A CHAIN LINK FENCE, 0.8 M (2.6 FT) EAST OF A WITNESS POST, AND 0.7 M (2.3 FT) WEST OF A WITNESS POST. UPON REMEASUREMENT BY TAPING AT THIS TIME, IT WAS FOUND TO BE 99.960 FEET (30.468 M) NORTH OF THE 0-METER POINT. (THIS IS A "MARK-TO-MARK" DISTANCE). THE 300-FOOT TAPE CALIBRATION STATION IS A BRUNSON EDMI BASE LINE DISK, WITH A PUNCH MARK IN THE CENTER, STAMPED "REFERENCE MARK 2" SET IN THE TOP OF A 28 CM (11 IN) DIAMETER CONCRETE POST RECESSED 13 CM (5 IN) BELOW A METAL LID WHICH IS FLUSH WITH THE SURFACE OF THE GROUND. IT IS 8.1 M (26.6 FT) EAST OF THE CENTERLINE OF THE ROAD, 8.1 M (26.6 FT) WEST OF A CHAIN LINK FENCE, 0.8 M (2.6 FT) EAST OF A WITNESS POST, AND 0.7 M (2.3 FT) WEST OF A WITNESS POST. UPON REMEASUREMENT BY TAPING AT THIS TIME, IT WAS FOUND TO BE 299.953 FEET (91.426 M) NORTH OF THE 0-METER POINT. (THIS IS A "MARK-TO-MARK DISTANCE.) USER NOTES: CBL USERS SHOULD TAKE CARE IN PLUMBING OVER ALL POINTS. ELEVATIONS ARE FOR CBL USE ONLY. ENTRY THROUGH THE LOCKED GATE TO THE BASE LINE REQUIRES A PERMIT OBTAINED FROM EAST BAY MUNICIPAL UTILITIES DISTRICT (E.B.M.U.D.) MANAGER, WATER PRODUCTION DIVISION, P.O. BOX 228, STOCKTON, CA 95201. THIS BASE LINE WAS ESTABLISHED IN CONJUNCTION WITH THE NORTHERN CALIFORNIA SECTION OF THE AMERICAN CONGRESS ON SURVEYING AND MAPPING. AND WAS REMEASURED WITH ASSISTANCE FROM E.B.M.U.D. SURVEY DEPARTMENT. FOR MORE INFORMATION CONTACT JIM SWANSON AT THE E.B.M.U.D. SURVEY DEPT., 1255 21st ST, OAKLAND, CA 94607, TELEPHONE 415-835-3000 EXT. 488, OR CONTACT MR. LARRY SHIRKEY, CENTRAL CONTRA COSTA SANITARY DISTRICT SURVEY OFFICE, 5019 IMHOFF PL, MARTINEZ, CA 94553, TELEPHONE 415-689-3890 EXT. 374. US DEPARTMENT OF COMMERCE - NOAA CALIBRATION BASE LINE DATA QUAD: N371213 NOS - NATIONAL GEODETIC SURVEY BASE LINE DESIGNATION: FREMONT BASE LINE CB CALIFORNIA SILVER SPRING MD 20910 PROJECT ACCESSION NUMBER: 15753 ALAMEDA COUNTY NEAREST TOWN: FREMONT LIST OF ADJUSTED DISTANCES ( 2/26/2008) ADJ. DIST.(M) ADJ. DIST.(M) STD. FROM STATION ELEV.(M) TO STATION ELEV.(M) HORIZONTAL MARK - MARK ERROR(MM) 0 6.500 150 6.192 150.0129 150.0132 .1 0 6.500 430 5.589 430.0170 430.0180 .2 0 6.500 1200 4.319 1200.0266 1200.0285 .2 150 6.192 430 5.589 280.0041 280.0048 .1 150 6.192 1200 4.319 1050.0137 1050.0153 .2 430 5.589 1200 4.319 770.0095 770.0106 .1 DESCRIPTION OF: FREMONT BASE LINE YEAR MEASURED: 1980 YEAR REMEASURED: 2007 THE BASE LINE IS LOCATED ON THE SOUTH SIDE OF FREMONT, JUST EAST OF AND PARALLEL TO INTERSTATE HIGHWAY 880 (NIMITZ FREEWAY), ALONG THE SOUTHWEST SIDE OF KATO ROAD, BETWEEN WARREN AVENUE AND DIXON LANDING ROAD. THE BASE LINE IS A NORTHWEST-SOUTHEAST LINE WITH THE 0-METER POINT ON THE NORTHWEST END. IT CONSISTS OF THE 0, 150, 430, AND 1200- METER POINTS WITH 100, 200, AND 300-FOOT TAPE CALIBRATION STATIONS LOCATED ON LINE, SOUTHEAST OF THE 0-METER POINT. TO REACH THE 0-METER POINT FROM THE INTERSECTION OF INTERSTATE HIGHWAY 880 AND WARREN AVENUE ON THE SOUTHWEST SIDE OF FREMONT, GO EAST ON WARREN AVENUE FOR 0.7 KM (0.45 MI) TO KATO ROAD ON THE RIGHT. TURN RIGHT AND GO SOUTHERLY ON KATO ROAD FOR 1.0 KM (0.65 MI) TO A SAFEWAY SPICE AND DESSERT PLANT ON THE LEFT AND THE 0-METER POINT ON THE RIGHT, IN THE ASPHALT SHOULDER OF THE ROAD. THE 0-METER POINT IS A STANDARD NGS CALIBRATION BASE LINE DISK, WITHOUT STAMPING, SET IN A 64 CM (25 IN) CONCRETE POST RECESSED 10 CM (4 IN) BELOW THE SURFACE OF THE ASPHALT. IT IS 20.4 M (66.9 FT) NORTHEAST OF A BARBED WIRE FENCE, 13.2 M (43.3 FT) SOUTHWEST OF A YELLOW FIRE HYDRANT, 4.3 M (14.1 FT) SOUTHWEST OF THE CENTERLINE OF KATO ROAD, 3.2 M (10.5 FT) NORTHEAST OF A WITNESS POST, AND 0.4 M (1.3 FT) SOUTHWEST OF THE SOUTHWEST EDGE OF THE SOUTH-BOUND LANE OF KATO ROAD. THE 150-METER POINT IS A STANDARD NGS CALIBRATION BASE LINE DISK, WITHOUT STAMPING, SET IN A 71 CM (28 IN) CONCRETE POST RECESSED 10 CM (4 IN) BELOW THE SURFACE OF THE ASPHALT. IT IS 20.5 M (67.3 FT) NORTHEAST OF A BARBED WIRE FENCE, 16.0 M (52.5 FT) WEST OF LIGHT POLE #5728, 4.3 M (14.1 FT) SOUTHWEST OF THE CENTERLINE OF KATO ROAD, 3.2 M (10.5 FT) NORTHEAST OF A WITNESS POST, AND 0.4 M (1.3 FT) SOUTHWEST OF THE SOUTHWEST EDGE OF THE SOUTH-BOUND LANE OF KATO ROAD. THE 430-METER POINT IS A STANDARD NGS CALIBRATION BASE LINE DISK, WITHOUT STAMPING, SET IN A 63 CM (25 IN) CONCRETE POST RECESSED 10.CM (4 IN) BELOW THE SURFACE OF THE ASPHALT. IT IS 20.8 M (68.2 FT) NORTHEAST OF A BARBED WIRE FENCE, 12.6 M (41.3 FT) SOUTHWEST OF LIGHT POLE #5731, 4.2 M (13.8 FT) SOUTHWEST OF THE CENTERLINE OF KATO ROAD, 3.1 M (10.2 FT) NORTHEAST OF A WITNESS POST, AND 0.4 M (1.3 FT) SOUTHWEST OF THE SOUTHWEST EDGE OF THE SOUTH-BOUND LANE OF KATO ROAD. THE 1200-METER POINT IS A SANTA CLARA COUNTY DISK, WITHOUT STAMPING, SET IN A 61 CM (24 IN) CONCRETE POST RECESSED 12 CM (5 IN) BELOW THE SURFACE OF THE ASPHALT. IT IS 24.5 M (80.4 FT) EAST OF A TALL SIGN WHICH READS "ORCHARD PROPERTIES FREMONT", 20.0 M (65.6 FT) SOUTHWEST OF A LOW, CONCRETE SIGN WHICH READS "SUTTER HILL FREMONT", 19.2 M (63.0 FT) SOUTHEAST OF THE INTERSECTION OF PAGE AVENUE (WITH KATO ROAD), 5.0 M (16.4 FT) SOUTHWEST OF THE CENTERLINE OF KATO ROAD, 1.6 M (5.2 FT) NORTHEAST OF A WITNESS POST, AND 1.3 M (4.3 FT) SOUTHWEST OF THE SOUTHWEST EDGE OF THE SOUTH-BOUND LANE OF KATO ROAD. NOTE: THE CENTER PINT IS DIFFICULT TO DISTINGUISH BECAUSE OF SEVERAL HOLES. IN 2007 THE MEASUREMENTS WERE TAKEN FROM THE LARGEST HOLE, WHICH IS 4MM SOUTH OF A SMALLER HOLE IN THE CENTER OF THE DISK. THE TAPE CALIBRATION STATIONS WERE NOT REMEASURED IN 2007 THE 100-FOOT TAPE CALIBRATION STATION IS A STANDARD NGS CALIBRATION BASE LINE TAPING DISK WITHOUT STAMPING, SET IN THE TOP OF A 34 CM (13 IN) SQUARE CONCRETE POST FLUSH WITH THE SURFACE OF THE GROUND. IT IS 4.2 M (13.8 FT) SOUTHWEST OF THE CENTERLINE OF KATO ROAD, 3.0 M (9.8 FT) NORTHEAST OF A WITNESS POST, AND 0.5 M (1.6 FT) SOUTHWEST OF THE SOUTHWEST EDGE OF THE SOUTH-BOUND LANE OF KATO ROAD. UPON RETAPING, THIS MARK WAS FOUND TO BE 100.00 FEET FROM THE 0-METER POINT. THE 200-FOOT TAPE CALIBRATION STATION IS A STANDARD NGS CALIBRATION BASE LINE TAPING DISK WITHOUT STAMPING, SET IN THE TOP OF A 41 CM (16 IN) DIAMETER CONCRETE POST FLUSH WITH THE SURFACE OF THE GROUND. IT IS 10.2 M (33.5 FT) NORTHEAST OF THE NORTHWEST END OF A CHAIN LINK FENCE, 4.3 M (14.1 FT) SOUTHWEST OF THE CENTERLINE OF KATO ROAD, 3.1 M (10.2 FT) NORTHEAST OF A WITNESS POST, AND 0.4 M (1.3 FT) SOUTHWEST OF THE SOUTHWEST EDGE OF THE SOUTH-BOUND LANE OF KATO ROAD. UPON RETAPING THE MARK WAS FOUND TO BE 100.00 FEET FROM THE 100-FOOT POINT. THE 300-FOOT TAPE CALIBRATION STATION IS A STANDARD NGS CALIBRATION BASE LINE TAPING DISK WITHOUT STAMPING, SET IN THE TOP OF A 43 CM (17 IN) DIAMETER CONCRETE POST FLUSH WITH THE GROUND. IT IS 13.1 M (43.0 FT) SOUTH OF A YELLOW FIRE HYDRANT, 4.3 M (14.1 FT) SOUTHWEST OF THE CENTERLINE OF KATO ROAD, 3.1 M (10.2 FT) NORTHEAST OF A WITNESS POST, AND 0.5 M (1.6 FT) SOUTHWEST OF THE SOUTHWEST EDGE OF THE SOUTH-BOUND LANE OF KATO ROAD. UPON RETAPING, THIS MARK WAS FOUND TO BE 100.015 FEET FROM THE 200-FOOT POINT. USER NOTES: CBL USERS SHOULD TAKE CARE IN PLUMBING OVER ALL POINTS. HEAVY TRAFFIC ON KATO ROAD, AND SET-UPS ON ASPHALT SURFACE MAKE COLLIMATION VERY DIFFICULT TO MAINTAIN. ELEVATIONS ARE FOR CBL USE ONLY. THIS CALIBRATION BASE LINE WAS ESTABLISHED IN CONJUNCTION WITH THE NORTHERN CALIFORNIA SECTION OF THE AMERICAN CONGRESS ON SURVEYING AND MAPPING. FOR MORE INFORMATION CONTACT MR. GARY FALER, SANTA CLARA VALLEY WATER DISTRICT, 5750 ALAMADEN EXPRESSWAY, SAN JOSE, CA 95118, TELEPHONE 408-265-2600 EXT. 306. US DEPARTMENT OF COMMERCE - NOAA CALIBRATION BASE LINE DATA QUAD: N361194 NOS - NATIONAL GEODETIC SURVEY BASE LINE DESIGNATION: FRESNO GOLDEN STATE CALIFORNIA SILVER SPRING MD 20910 PROJECT ACCESSION NUMBER: 15753 FRESNO COUNTY NEAREST TOWN: FRESNO LIST OF ADJUSTED DISTANCES (10/23/2008) ADJ. DIST.(M) ADJ. DIST.(M) STD. FROM STATION ELEV.(M) TO STATION ELEV.(M) HORIZONTAL MARK - MARK ERROR(MM) 0 100.000 348 100.565 347.6577 347.6582 .2 0 100.000 861 99.940 861.3988 861.3988 .4 348 100.565 861 99.940 513.7412 513.7415 .2 The Calibration Base Line is in the northwest part of Fresno, east of Hwy 99, on the easterly side of Golden State Boulevard, between Herndon Ave and Shaw Ave. To reach the 0-meter point from the intersection of Hwy 99 and Shaw Ave exit, go east on Shaw Ave for 0.5 mi to Golden State Blvd. Turn left and drive northwest on G.S. Blvd for 0.8 mi to Barstow Rd, a side road left. Continue for 0.05 mi to the mark on the right in the shoulder. Note: There is a heavily used railroad double track within 100 ft to the east of Golden State Boulevard. The 0-meter point is a 2-in CA Division of Highways disk stamped 'BASELINE POINT A" set in the top of a 8-in-dia. concrete post flush with the surface of the ground. It is 2.4 ft E of the edge of pavement for the bike lane, 5.6 ft E of the white fogline, about 1 ft W of the old asphalt pavement, 45.3 ft SW of a yellow Petroleum Pipeline warning sign, and in line with the north edge of an 8-ft-dia. trunk of a eucalyptus tree which is about 71 ft SE of the SE corner of the cement block building across the street at 5525 Golden State Boulevard. N36 48 57.7 W119 53 17.8 The 347-meter point is a 2-in CA Division of Highways disk stamped "BASELINE POINT B" set in the top of a 7-in-dia concrete post flush with the surface of the ground. The mark is opposite the parking lot driveway for 5631 G.S. Blvd, Cacique, to the south, and 5661 G.S. Blvd, MOR Furniture, to the north. It is 2.3 ft E of the edge of pavement for the bike lane, 7.8 ft E of the white fogline, about 15 ft W of an olive tree, one of scores of olive trees bordering the east side of Golden State Blvd. N36 49 05.0 W119 53 29.4 The 861-meter point is a 2-in CA Division of Highways disk stamped "BASELINE POINT C" set in the top of a 6-in-dia concrete post recessed 3 in below the surface of the ground.It is 18.4 ft E of the eastern set of yellow centerline striping, 87.7 ft N of the Centerline of Bullard Ave, a side road east, 1.9 ft W of the edge of pavement, 56.5 ft WNW of the train signal post, and 1.4 mi S of Herndon Ave. Note: The punch hole is South of the center. N36 49 15.6 W119 53 45.1 Note: There is a "BASELINE POINT D" at 2630+-meters from the 0-m point. Although it was recovered successfully, this station was not measured as it is too far and line-of-sight is often obstructed by tractor trailers parking along the shoulder. This CBL was established in conjunction with California Department of Transportation. For further information, contact the District 6 Surveys Office in Fresno at (559) 445-6563. US DEPARTMENT OF COMMERCE - NOAA CALIBRATION BASE LINE DATA QUAD: N351174 NOS - NATIONAL GEODETIC SURVEY BASE LINE DESIGNATION: INYOKERN CBL CALIFORNIA ROCKVILLE MD 20852 PROJECT ACCESSION NUMBER: 15753 KERN COUNTY NEAREST TOWN: INYOKERN LIST OF ADJUSTED DISTANCES (JANUARY 2, 1990) ADJ. DIST.(M) ADJ. DIST.(M) STD. FROM STATION ELEV.(M) TO STATION ELEV.(M) HORIZONTAL MARK - MARK ERROR(MM) 0 736.000 150 737.496 150.0000 150.0075 0.1 0 736.000 400 739.625 400.0117 400.0282 0.4 0 736.000 1000 746.624 1000.0191 1000.0755 0.5 150 737.496 400 739.625 250.0117 250.0208 0.3 150 737.496 1000 746.624 850.0191 850.0681 0.5 400 739.625 1000 746.624 600.0073 600.0481 0.3 A TAPE CALIBRATION MONUMENT WAS SET AT 100 FOOT POINT OF THE BASELINE. REDUCED MARK TO MARK DISTANCE IS 100.00 FT. DESCRIPTION OF INYOKERN BASE LINE YEAR MEASURED: 1989 CHIEF OF PARTY: LPB THE BASE LINE IS LOCATED ABOUT 16.0 KM (10.0 MI) WEST OF RIDGECREST, IN THE SMALL TOWN OF INYOKERN, AT THE INYOKERN AIRPORT. THE BASE LINE LIES ALONG AN ASPHALT ROAD WHICH IS NORTHEAST OF AND APPROXIMATELY PARALLEL TO RUNWAY #28. THE BASE LINE IS A NORTHWEST-SOUTHEAST LINE WITH THE 0-METER POINT ON THE SOUTHEAST END. IT CONSISTS OF THE 0, 150, 400, AND 1000- METER POINTS WITH A 100-FOOT TAPE CALIBRATION STATION LOCATED BETWEEN AND IN LINE WITH THE 0 AND 150-METER POINTS. TO REACH THE 0-METER POINT FROM THE JUNCTION OF U.S. HIGHWAY 395 AND STATE HIGHWAY 178 IN INYOKERN, GO WEST ON STATE HIGHWAY 178 FOR 2.2 KM (1.35 MI) TO THE AIRPORT ENTRANCE ON THE RIGHT. TURN RIGHT AND GO NORTH ON THE ROAD FOR 1.02 KM (0.63 MI) TO THE NORTHEAST CORNER OF THE PARKING AREA. CONINUE STRAIGHT ONTO THE DIRT AND GO NORTH FOR 0.13 KM (0.08 MI) TO THE INTERSECTION WITH THE TAXIWAY. TURN RIGHT ONTO THE TAXIWAY AND GO NORHTEAST 0.95 KM (0.59 MI) TO A CURVE LEFT IN THE TAXIWAY. CONTINUE NORTH ON THE TAXIWAY FOR 0.2 KM (0.12 MI) TO THE INTERSECTION OF RUNWAYS #20 AND #28 AND A ROAD LEADING TO THE NORTH. CONTINUE NORTH ON THE ROAD FOR 0.2 KM (0.12 MI) TO A CURVE TO THE LEFT, AND THE 0-METER POINT ON THE LEFT. THE 150 AND 400-METER POINTS ARE 0.15 KM (0.09 MI) AND 0.4 KM (0.25 MI) NORTHWEST ALONG THE ROAD FROM THE 0-METER POINT RESPECTIVELY. TO REACH THE 1000-METER POINT FROM THE 0-METER POINT GO NORTHWEST ALONG THE ROAD FOR 0.89 KM (0.55 MI) TO A CURVE LEFT. CONTINUE ON THE STRAIGHT LINE EXTENSION OF THE ROAD FOR 0.11 KM (0.07 MI) TO THE 1000-METER POINT. THE 0-METER POINT IS A STANDARD NGS CALIBRATION BASE LINE DISK STAMPED "0 1989" RECESSED 10 CM (4 IN) BELOW A COVER PLATE. THE 28 CM (11 IN) DIAMETER CAST IRON COVER PLATE, MARKED "MONUMENT", IS SET IN THE TOP OF A 71 CM (28 IN) DIAMETER CONCRETE POST FLUSH WITH THE SURFACE OF THE GROUND. IT IS 8.0 M (26.2 FT) NORTHEAST OF THE NORTHEAST EDGE OF THE PAVEMENT, AND 1.1 M (3.6 FT) SOUTHWEST OF A WITNESS POST. THE 150-METER POINT IS A STANDARD NGS CALIBRATION BASE LINE DISK STAMPED "150 1989" RECESSED 8 CM (3 IN) BELOW A COVER PLATE. THE 28 CM (11 IN) DIAMETER CAST IRON COVER PLATE, MARKED "MONUMENT", IS SET IN THE TOP OF A 66 CM (26 IN) DIAMETER CONCRETE POST FLUSH WITH THE SURFACE OF THE GROUND. IT IS 7.1 M (23.3 FT) NORTHEAST OF THE NORTHEAST EDGE OF THE PAVEMENT, AND 1.9 M (6.2 FT) NORTH OF A WITNESS POST. THE 400-METER POINT IS A STANDARD NGS CALIBRATION BASE LINE DISK STAMPED "400 1989" RECESSED 10 CM (4 IN) BELOW A COVER PLATE. THE 28 CM (11 IN) DIAMETER CAST IRON COVER PLATE, MARKED "MONUMENT", IS SET IN THE TOP OF A 61 CM (24 IN) DIAMETER CONCRETE POST FLUSH WITH THE SURFACE OF THE GROUND. IT IS 5.8 M (19.0 FT) NORTHEAST OF THE NORTHEAST EDGE OF THE PAVEMENT, AND 1.5 M (4.9 FT) NORTHEAST OF A WITNESS POST. 1THE 1000-METER POINT IS A STANDARD NGS CALIBRATION BASE LINE DISK STAMPED "1000 1989" RECESSED 8 CM (3 IN) BELOW A COVER PLATE. THE 28 CM (11 IN) DIAMETER CAST IRON COVER PLATE, MARKED "MONUMENT", IS SET IN THE TOP OF A 66 CM (26 IN) DIAMETER CONCRETE POST FLUSH WITH THE SURFACE OF THE GROUND. IT IS 5.5 M (18.0 FT) NORTHEAST OF THE EXTENSION OF THE PAVEMENT, AND 1.6 M (5.2 FT) NORTHEAST OF A WITNESS POST. THE 100-FOOT TAPE CALIBRAION STATION IS A STANDARD NGS CALIBRATION BASELINE TAPING DISK STAMPED "100 FT 1989" RECESSED 8 CM (3 IN) BELOW A COVER PLATE. THE 28 CM (11 IN) DIAMETER CAST IRON COVER PLATE, MARKED "MONUMENT", IS SET IN THE TOP OF A 53 CM (21 IN) DIAMETER CONCRETE POST FLUSH WITH THE SURFACE OF THE GROUND. IT IS 30.48 M (100 FT) NORTHWEST OF THE 0-METER POINT , 7.7 M (25.3 FT) NORTHEAST OF THE NORTHEAST EDGE OF THE PAVEMENT, AND 1.0 (3.3 FT) NORTHEAST OF A WITNESS POST. USER NOTES: CBL USERS SHOULD TAKE CARE IN PLUMBING OVER ALL POINTS. ELEVATIONS ARE FOR CBL USE ONLY. REMEMBER THAT AIRCRAFT ALWAYS HAVE THE RIGHT-OF-WAY AT AIRPORTS. PLEASE INFORM THE AIRPORT MANAGER OF YOUR ACTIVITIES. THE AIRPORT MANAGER IS MRS. NANCY BASS, AND SHE MAY BE CONTACTED AT THE INYOKERN AIRPORT, P.O. BOX 634, INYOKERN, CA 93527, TELEPHONE 619-377-5844. THIS CALIBRATION BASE LINE WAS ESTABLISHED IN CONJUNCTION WITH THE BUREAU OF LAND MANAGEMENT. FOR MORE INFORMATION CONTACT MR. ROGER MERCER, SUPERVISORY LAND SURVEYOR, BUREAU OF LAND MANAGEMENT, P.O. BOX 1419, RIDGECREST, CA 93555, TELEPHONE 619-446-4422. US DEPARTMENT OF COMMERCE - NOAA CALIBRATION BASE LINE DATA QUAD: N321171 NOS - NATIONAL GEODETIC SURVEY BASE LINE DESIGNATION: MIRAMAR CBL CALIFORNIA SILVER SPRING MD 20910 PROJECT ACCESSION NUMBER: 15753 SAN DIEGO COUNTY NEAREST TOWN: SAN DIEGO LIST OF ADJUSTED DISTANCES ( 7/ 6/2006) ADJ. DIST.(M) ADJ. DIST.(M) STD. FROM STATION ELEV.(M) TO STATION ELEV.(M) HORIZONTAL MARK - MARK ERROR(MM) MON 0 ELEV 443.3 135.112 MON 1 ELEV 442.8 134.960 30.4809 30.4813 .1 MON 0 ELEV 443.3 135.112 MON 150 ELEV 439.4 133.935 149.9973 150.0019 .1 MON 0 ELEV 443.3 135.112 MON 20 ELEV 438.7 133.707 608.4281 608.4297 .1 MON 0 ELEV 443.3 135.112 MON 30 ELEV 433.3 132.055 911.5468 911.5519 .2 MON 1 ELEV 442.8 134.960 MON 150 ELEV 439.4 133.935 119.5163 119.5207 .1 MON 1 ELEV 442.8 134.960 MON 20 ELEV 438.7 133.707 577.9472 577.9485 .1 MON 1 ELEV 442.8 134.960 MON 30 ELEV 433.3 132.055 881.0658 881.0706 .1 MON 150 ELEV 439.4 133.935 MON 20 ELEV 438.7 133.707 458.4308 458.4308 .1 MON 150 ELEV 439.4 133.935 MON 30 ELEV 433.3 132.055 761.5495 761.5518 .1 MON 20 ELEV 438.7 133.707 MON 30 ELEV 433.3 132.055 303.1187 303.1232 .1 NAME: MIRAMAR YEAR: MEASURED:2006 NEAREST TOWN:SAN DIEGO LATITUDE: N 32.860860 LONGITUDE: W 117.137328 IN SAN DIEGO, CALIFORNIA FROM THE INTERSECTION OF INTERSTATE 15 AND STATE ROUTE 52, HEAD WEST ON SR 52 1.9 MILES TO THE CONVOY STREET OFF RAMP. TURN RIGHT AND DRIVE NORTH FOR 0.2 MILES, PASSING, TO THE FAR RIGHT, THE FEE BOOTH FOR THE CITY OF SAN DIEGO, MIRAMAR LANDFILL. CONTINUE NORTH ANOTHER 0.9 MILES, WHERE THE PAVED ROAD TO THE ACTIVE LANDFILL TURNS LEFT (WEST), AND CONTINUE NORTH ON THE RIGHT "FORK" ON A DIRT ROAD. DRIVE NORTHEASTERLY 0.2 MILES ALONG A PAVED AND DIRT ROAD TO A GAS COLLECTION PLANT ON THE RIGHT AND AN OLD PAVED ROAD. CONTINUE NORTHEASTERLY 0.3 MILES TO AN EAST-WEST FENCELINE, BEING THE SOUTHERLY FENCE OF MARINE CORPS AIR STATION MIRAMAR. THE 911 M STATION (MON 30 ELEV 433.3) IS TO THE LEFT, AND ALL THE OTHER MONUMENTS ARE TO THE RIGHT. TURN RIGHT AND HEAD EAST ALONG A DIRT ROAD ADJACENT TO THE FENCELINE. STATION MON 20 OF THE BASELINE IS APROXIMATELY 150 FEET AHEAD AND SURROUNDED BY 4 - 4 INCH DIAMETER, 36 INCH HIGH GUARDPOST. CONTINUE EAST ON THE DIRT ROAD 0.4 MILES PASSING 4 OTHER SIMILAR MONUMENTS TO STATION MON 0. MON 0 IS A STANDARD SAN DIEGO COUNTY ENGINEERING DEPARTMENT 4-INCH BRASS DISK STAMPED "MON 0 ELEV 443.3" SET IN A 10-INCH DIAMETER CONCRETE MONUMENT AND SURROUNDED BY 4 - 4 INCH DIAMETER BY 36 INCH HIGH GUARDPOSTS. STATION LAT LONG ELLIP HT. MON 0 32.860860 -117.137328 330.665 MON 1 32.860861 -117.137655 331.795 MON 150 32.860872 -117.138932 328.925 MON 20 32.860908 -117.143826 326.703 MON 30 32.860928 -117.147066 321.512 USER NOTES: CBL USERS SHOULD TAKE CARE IN PLUMBING OVER ALL POINTS. ELEVATIONS ARE FOR CBL USE ONLY. US DEPARTMENT OF COMMERCE - NOAA CALIBRATION BASE LINE DATA QUAD: N401221 NOS - NATIONAL GEODETIC SURVEY BASE LINE DESIGNATION: REDDING CBL CALIFORNIA SILVER SPRING MD 20910 PROJECT ACCESSION NUMBER: 15753 SHASTA COUNTY NEAREST TOWN: REDDING LIST OF ADJUSTED DISTANCES (10/23/2008) ADJ. DIST.(M) ADJ. DIST.(M) STD. FROM STATION ELEV.(M) TO STATION ELEV.(M) HORIZONTAL MARK - MARK ERROR(MM) 0 C 149.000 150 M 1989 C1 149.189 150.0070 150.0071 .1 0 C 149.000 365 D 149.223 365.7828 365.7829 .2 0 C 149.000 1234 E 151.150 1234.4393 1234.4411 .3 150 M 1989 C1 149.189 365 D 149.223 215.7758 215.7758 .1 150 M 1989 C1 149.189 1234 E 151.150 1084.4322 1084.4340 .2 365 D 149.223 1234 E 151.150 868.6564 868.6585 .1 Description: Redding base line Year measured: 2008 Chief of party: MH The base line is located at the Redding Drag Strip adjacent the Redding Municipal Airport in the southeast part of Redding. The base line is a northwest-southeast line with station 1 on the southeast end. It consists of the "0", "150", "365", and "1234" stations. The base line runs parallel with the southwesterly edge of the drag strip, within the airport property. Do NOT EVER drive on the drag strip. From the intersection of Interstate 5 and Hwy 44 East/Hwy 299 West at the eastern part of the downtown for the city of Redding, take exit 678A for Hwy 44 E and drive east for 0.3 mi to the intersection with Hilltop Dr. From the intersection of Hwy 44 and Hilltop Dr, drive SE on Hwy 44 for 3.0 miles to the exit for Airport Road to the south and Old Oregon Trail to the north. Drive South on Airport Rd for 1.7 mi to the intersection with Rancho Rd. Turn left (east) and drive 0.35 mi to the T-intersection with Old Oregon Trail. Turn right on Old Oregon Trail and drive 1.5 mi South to where the road ahead is blocked by a chain link fence and Gate 27 of the Airport. Turn left on Desperado Trail and drive east for 0.25 mi to the where the road curves south. Follow the road right, where it is now again Old Oregon Trail, and drive 0.5 mi South where there is a driveway, Gate 20, and parking lot for buildings on the right. Bear left and drive South for 0.1 mi, entering locked Gate 19, for the Redding Drag Strip. The road becomes a lightly oiled gravel road. Continue south for 0.1 mi and bear right for 0.15 mi following a sign toward "Pits". Turn right (west) and then immediately left on a paved road, and drive South for 0.15 mi, passing a water tank on the left, to the start of the spectator bleachers on the left and a paved road. Continue south for 0.6 mi and then bear right and then left for 0.1 mi to the 0-m point on the right. Note: The 150-m station is a standard NGS CBL disk. The other 3 stations are Shasta County Surveyor disks, unstamped, with the only marking on them being a punch mark surrounded by four lines radiating outward at 90 degree intervals. The "0-m" station (aka C) is a 5 cm (2 in) brass Shasta County Surveyor disk set in the top of a concrete post recessed 18 cm (7 in) below the surface of the ground. It is 6.0 ft E of a witness post with an orange paddle labeled "CBL PT C" and 0.6 m (2.0 ft) southwest of the edge of the pavement. N40 30 16.1 W122 17 09 The "150-m" station (aka C1) is a standard NGS calibration base line disk stamped "150 M 1989" set in the top of a concrete post recessed 10 cm (4 in) below the surface of the ground. It is 13.9 ft E of a witness post with an orange paddle labeled "CBL PT C1" and 0.8 m (2.6 ft) southwest of the edge of the pavement. N40 30 20.5 W122 17 11.5 The "365-m" station (aka D) is a 5 cm (2 in) brass Shasta County Surveyor disk set in the top of a concrete post recessed 18 cm (7 in) below the surface of the ground. It is 6.3 ft E of a witness post with orange paddle labeled "CBL PT D" just west of a white painted steel guard rail, 3.7 ft E of a NOAA witness post, and 0.5 m (1.6 ft) southwest of the edge of the pavement. N40 30 27.1 W122 17 14.8 The "1234-m" station (aka E) is a 5 cm (2 in) brass Shasta County Surveyor disk set in the top of a concrete post recessed 1 ft below the surface of the ground. It is 6.4 ft E of a witness post with an orange paddle labeled "CBL PT E", 14.1 ft S of the end of a chain link fence, 5.7 ft E of a chain link fence, and 0.6 m (2.0 ft) southwest of the edge of the pavement. N40 30 53.5 W122 17 27.7 User notes: CBL users should take care in plumbing over all points. Elevations are for CBL measurement only. Access to the locked gate and permission to enter the airport property may be aquired from Mr. Barry Bratton, Director of Airports, 6751 airport road, Redding, CA 96002; telephone (530)224-4320. This calibration base line was established in conjunction with California Department of Transportation; US Department of Agriculture, Forest Service; Lehmann & Associates, Astro Survey Company, and several other individuals. US DEPARTMENT OF COMMERCE - NOAA CALIBRATION BASE LINE DATA QUAD: N331174 NOS - NATIONAL GEODETIC SURVEY BASE LINE DESIGNATION: SANTA ANA RIVER BASE CALIFORNIA SILVER SPRING MD 20910 PROJECT ACCESSION NUMBER: 15753 ORANGE COUNTY NEAREST TOWN: ANAHEIM LIST OF ADJUSTED DISTANCES ( 7/ 6/2006) ADJ. DIST.(M) ADJ. DIST.(M) STD. FROM STATION ELEV.(M) TO STATION ELEV.(M) HORIZONTAL MARK - MARK ERROR(MM) 0 BASE LINE 56.099 113 BASE LINE 56.393 113.3728 113.3732 .2 0 BASE LINE 56.099 400 BASE LINE 56.992 400.0003 400.0013 .2 0 BASE LINE 56.099 937 BASE LINE 58.930 937.1238 937.1280 .3 0 BASE LINE 56.099 1781 BASE LINE 62.256 1781.1698 1781.1804 .3 113 BASE LINE 56.393 400 BASE LINE 56.992 286.6275 286.6281 .1 113 BASE LINE 56.393 937 BASE LINE 58.930 823.7510 823.7549 .2 113 BASE LINE 56.393 1781 BASE LINE 62.256 1667.7969 1667.8072 .3 400 BASE LINE 56.992 937 BASE LINE 58.930 537.1235 537.1270 .1 400 BASE LINE 56.992 1781 BASE LINE 62.256 1381.1694 1381.1795 .2 937 BASE LINE 58.930 1781 BASE LINE 62.256 844.0459 844.0525 .2 NAME: SANTA ANA RIVER YEAR MEASURED: 2006 LATITUDE: 33- 49-01 NEAREST TOWN: ANAHEIM LONGITUDE: 117-52-08 COUNTY: ORANGE AZIMUTH: 018 DEGREES. TRUE NORTH CHIEF OF PARTY: ART ANDREW A TAPE CALIBRATION MONUMENT IS NOT SET. THE BASE LINE IS LOCATED ABOUT .08 KM (.05 MI.) UPSTREAM OF TAFT AVE. ON THE EAST LEVEE OF THE SANTA ANA RIVER 2.1KM (1.3 MI) DOWNSTREAM OF LINCOLN AVE. THE BASE LINE IS A NORTHEAST LINE WITH THE 0 METER POINT ON THE SOUTHWEST END. IT CONSISTS OF THE 0, 113, 400, 937, AND 1781 METER POINTS WITH NO 100 FT. CALIBRATION STATION. TO REACH THE 0-METER POINT FROM TAFT AVE. LOCATED 0.5 MILE NORTH OF KATELLA AVE GO NORTHEAST ON EAST LEVEE OF THE SANTA ANA RIVER FOR .08 KM (.05 MI) TO TO THE O-METER POINT. THE 0-METER POINT IS A 2.5" BRASS O.C.F.C.D. DISK STAMPED " BASE LINE" SET IN A 30 CM (12 IN.) DIAMETER CONCRETE POST DOWN 43 CM (17 IN) IN A 12" DIAMETER CMP WELL. IT IS: 3.51 M ( 11.5 FT) OF TOP OF RIP-RAP CHANNEL LINING 4.27 M ( 14 FT) OF E'LY EP OF BIKE TRAIL 89.46 M ( 293.5 FT) OF N'LY ENTRANCE GATE TO EAST LEVEE OF THE SANTA ANA RIVER AT TAFT AVE. THE 113-METER POINT IS A 2,5" BRASS O.C.F.C.D. DISK STAMPED " BASE LINE" SET IN A 30 CM (12 IN.) DIAMETER CONCRETE POST DOWN 43 CM (17 IN) IN A 12" DIAMETER CMP WELL. IT IS: 3.99 M ( 13.1 FT) OF E'LY EP OF BIKE TRAIL 2.96 M ( 9.7 FT) OF TOP OF RIP-RAP CHANNEL LINING 37.34 M ( 122.5 FT) OF SW'LY CORNER OF CONCRETE BUILDING THE 400-METER POINT IS A 2 ½" BRASS ORANGE COUNTY SURVEYOR. DISK STAMPED " 400 METER BASE LINE" SET IN CONCRETE IN THE TOP OF A 5 CM (2 IN.) DIAMETER IRON PIPE DOWN 43 CM (17 IN) STANDARD COUNTY WELL. IT IS: 2.99 M ( 9.8 FT) OF E'LY EP OF BIKE TRAIL 3.96 M ( 13.0 FT) OF TOP OF RIP-RAP CHANNEL LINING, 42.67 M ( 140.0 FT) D/S OF UTILITY POLE # 1789253E. THE 937-METER POINT IS A 2 ½" BRASS O.C.F.C.D. DISK STAMPED " BASE LINE" SET IN CONCRETE IN THE TOP OF A 5 CM (2 IN.) DIAMETER IRON PIPE DOWN 45 CM (18 IN) STANDARD COUNTY WELL. IT IS: 3.84 M (12.6 FT) OF E'LY EP OF BIKE TRAIL 31.88 M (104.6 FT) U/S OF UTILITY POLE # 1789256E 5.18 M ( 17.0 FT) OF TOP OF RIP-RAP CHANNEL LINING THE 1781-METER POINT IS A 2 ½" BRASS O.C.F.C.D. DISK STAMPED " BASE LINE" SET IN A 30 CM (12 IN.) DIAMETER CONCRETE POST DOWN 43 CM (17 IN) IN A 12" DIAMETER CMP WELL. IT IS: 13.53 M ( 44.4 FT) OF E'LY END OF HEADWALL 25.45 M ( 83.5 FT) OF D/S END OF PIPE AND CABLE FENCE 5.67 M ( 18.6 FT) OF E'LY EP OF BIKE TRAIL USER NOTES: CBL USERS SHOULD TAKE CARE IN PLUMBING OVER ALL POINTS. ELEVATIONS ARE FOR CBL USE ONLY. BEWARE OF BICYCLE TRAFFIC ON ADJACENT BICYCLE TRAIL. THE CALIBRATION BASE LINE WAS ESTABLISHED IN CONJUNCTION WITH THE COUNTY OF ORANGE, CALIFORNIA FOR MORE INFORMATION PLEASE CONTACT ART ANDREW (714) 834-3804. ORANGE COUNTY GEOMATICS DIVISION US DEPARTMENT OF COMMERCE - NOAA CALIBRATION BASE LINE DATA QUAD: N341204 NOS - NATIONAL GEODETIC SURVEY BASE LINE DESIGNATION: SANTA MARIA CBL CALIFORNIA SILVER SPRING MD 20910 PROJECT ACCESSION NUMBER: 15753 SANTA BARBARA COUNTY NEAREST TOWN: SANTA MARIA LIST OF ADJUSTED DISTANCES (10/23/2008) ADJ. DIST.(M) ADJ. DIST.(M) STD. FROM STATION ELEV.(M) TO STATION ELEV.(M) HORIZONTAL MARK - MARK ERROR(MM) 0 1000.000 150 1000.540 149.9986 149.9996 .1 0 1000.000 420 1001.777 419.9992 420.0029 .2 0 1000.000 1000 1003.765 1000.0038 1000.0109 .3 150 1000.540 420 1001.777 270.0005 270.0034 .1 150 1000.540 1000 1003.765 850.0052 850.0113 .2 420 1001.777 1000 1003.765 580.0046 580.0080 .1 The baseline is located about 2 miles north of the center of the city of Santa Maria, about 25 miles south of San Luis Obispo and about 10 mi south of Arroyo Grande. The baseline is located along the toe of the northern levee of the Santa Maria River, east of Bonita School Road, on property managed by Santa Barbara Flood Control District. To obtain access (locked gate), contact County of Santa Barbara, Public Works Service Center in Santa Maria at (805) 568-3440. To reach the 0-meter point, from Santa Maria to the south, from Hwy 101, take the exit for Hwy 166 West (aka E Main St). Drive west on Hwy 166 for 1.1 mi to the intersection with Hwy 135 (aka Broadway Ave). (Key at the County office is about 4 miles south on Hwy 135 [aka S. Broadway/Orcutt Expressway] and then west on Foster Rd.) Continue west on Hwy 166 for 1.0 mi to the intersection with Blosser Rd. Continue on Hwy 166 for 3.1 mi to the intersection with Bonita School Rd, a side road right. Turn right and drive 2.1 mi to the north end of the bridge over the Santa Maria River. At the base of the bridge, make a U-turn to the right to the dirt road and pipe gate access. To reach the 0-meter point, from the north, in the town of Arroyo Grande, from Hwy 101 (aka El Camino Real) take the Halcyon Road exit, and drive southerly on N Halcyon Rd which becomes S Halcyon Rd after crossing State Hwy 227 (aka E Grand Ave). Drive south for a total of 1.74 mi to a T-intersection with Hwy 1 (aka Cabrillo Hwy and Cienaga Rd), where the town of Oceano is to the right. Turn left on Hwy 1 and drive east for about 0.6 mi to a 90-degree turn in the road, where Valley Road is to the left (north) and Mesa View Dr is to the right (south). Follow Hwy 1 to the right and drive southerly for 5.0 miles on Hwy 1 (Mesa View Dr) to where the highway makes a 90-degree turn left and becomes Willow Rd. Follow the highway left (and after about 1.25 mi, the highway makes a 90-degree turn right and becomes Guadalupe Rd.), and drive a total of 2.8 mi from the start of Willow Rd to the intersection of Oso Flaco Lake Rd, a side road left. Turn left and drive SE toward the town of Nipomo for 2.21 mi to Division St. Turn left on Division St and drive easterly for 0.71 mi to the intersection of Bonita School Rd, a side road right. Turn right and drive southerly for 1.06 mi to the San Luis Obispo/Santa Barbara County line, approaching the north end of the bridge over the Santa Maria River. Continue 0.11 mi south and instead of going on the bridge, bear left at a dirt road and metal pipe gate just south of the dirt driveway to a plant nursery business. Proceed through the gate and drive southerly on the dirt road for about 0.1 mi to where the road turns left. Follow the road and drive east at the toe of the flood control levee for 0.27 mi to the 0-m mark on the right. The 0-m point is an NGS 3.5-in-dia brass disk stamped "0+00" set in the top of a 12-in-dia concrete post flush with the surface of the ground. It is 1.57 m south of a 3-ft-high steel pipe protection post, 1.36 m NE of the west end of an angled wooden short retaining wall, 1.51 m NW of the east end of the retaining wall, and about 9.8 m S of a barbed wire fence. It is about in line with the east end/support pole for a 17-ft-long rolling gate for the nursery business to the north. N34 59 15.8 W120 30 34.6 The 150-m point is a NGS 3.5-in-dia brass disk stamped "1+50" set in the top of a 12-in-dia concrete post flush with the surface of the ground. It is 1.34 m S of a 3-ft-hi steel pipe protection post, 1.40 m NW of the east end of an angled wooden short retaining wall, 1.43 m NE of the west end of the retaining wall, and 10.25 m S of a barbed wire fence. N34 59 16.9 W120 30 28.8 The 420-m point is an NGS 3.5-in-dia brass disk stamped "4+20" set in the top of a 12-in-dia concrete post flush with the surface of the ground. It is 1.30 m S of a d-ft-hi steel pipe protection post, 1.50 m NE of the west end of an angled wooden short retaining wall, 1.49 m NW of the east end of the retaining wall. N34 59 18.7 W120 30 18.5 The 1000-m point is an NGS 3.5-in-dia brass disk stamped "10+00" set in the top of a 12-in-dia concrete post flush with the surface of the ground. It is 1.33 m S of a 3-ft-hi steel pipe protection post, 1.56 m NE of the western edge of an angled wooden short retaining wall, 1.48 m NW of the eastern edge of the retaining wall, and 36.3 ft S of a barbed wire fence. This CBL was established in conjunction with California Department of Transportation, and Santa Barbara County Flood Control District. A key to the access gate is required and can be obtained from the Public Works Service Center, County of Santa Barbara. They can be contacted at (805) 568-3440. For more information about the establishment and measurement of this CBL, contact Bob Fredricks, Caltrans, San Luis Obispo, at (805)748-3876. US DEPARTMENT OF COMMERCE - NOAA CALIBRATION BASE LINE DATA QUAD: N381222 NOS - NATIONAL GEODETIC SURVEY BASE LINE DESIGNATION: SILVERADO CBL CALIFORNIA SILVER SPRING MD 20910 PROJECT ACCESSION NUMBER: 15753 NAPA COUNTY NEAREST TOWN: NAPA LIST OF ADJUSTED DISTANCES ( 2/26/2008) ADJ. DIST.(M) ADJ. DIST.(M) STD. FROM STATION ELEV.(M) TO STATION ELEV.(M) HORIZONTAL MARK - MARK ERROR(MM) 0 18.557 150 18.799 150.0139 150.0141 .1 0 18.557 500 18.408 500.0142 500.0143 .2 150 18.799 500 18.408 350.0004 350.0006 .1 DESCRIPTION OF SILVERADO BASE LINE YEAR MEASURED: 1975 YEAR REMEASURED: 2007 THE BASE LINE IS LOCATED ABOUT 10.5 KM (6.5 MI) NORTH OF NAPA AND 4.8 KM (3.0 MI) SOUTHEAST OF YOUNTVILLE. THE BASE LINE LIES JUST NORTHEAST OF AND PARALLEL TO THE SILVERADO TRAIL HIGHWAY. THE BASE LINE IS A SOUTHEAST-NORTHWEST LINE WITH THE 0-METER POINT ON THE SOUTHEAST END. IT CONSISTS OF THE 0, 150, 500 METER POINTS. TO REACH THE 0-METER POINT FROM THE JUNCTION OF SILVERADO TRAIL AND TRANCAS ROAD IN NORTHEAST NAPA, GO NORTHWEST ON SIVERADO TRAIL FOR 5.6 KM (3.5 MI) TO OAK KNOLL ROAD ON THE LEFT. CONTINUE NORTHWESTERLY ON SILVERADO TRAIL FOR 1.5 KM (0.9 MI) TO THE 0-METER POINT ON THE RIGHT. TO REACH THE 150, 500 AND 1550-METER POINTS CONTINUE NORTHWESTERLY ON SILVERADO TRAIL 0.15 KM (0.1 MI), 0.5 KM (0.3 MI) AND 1.55 KM (0.96 MI) RESPECTIVELY FROM THE 0-METER POINT. THE 0-METER POINT IS A 3-INCH CITY OF NAPA BRASS DISK STAMPED "BL 1 1970" SET IN THE TOP OF A 30 CM (12 IN) CONCRETE POST RECESSED 23 CM (9 IN) BELOW THE SURFACE OF THE GROUND, WITHIN A 61 CM (24 IN) SQUARE CONCRETE BOX WITHOUT A COVER. IT IS 16.8 M (55.1 FT) NORTHWEST OF A POWER POLE, 8.4 M (27.6 FT) NORTHEAST OF THE HIGHWAY CENTERLINE, 2.5 M (8.2 FT) SOUTHWEST OF A WITNESS POST AND 2.1 M (6.9 FT) NORTHEAST OF THE EDGE OF THE ROAD PAVEMENT. THE 150-METER POINT IS A 3-INCH CITY OF NAPA BRASS DISK STAMPED "BL 3 1970" SET IN THE TOP OF A 30 CM (12 IN) CONCRETE POST RECESSED 30 CM (12 IN) BELOW THE SURFACE OF THE GROUND, WITHIN A 61 CM (24 IN) SQUARE CONCRETE BOX WITH A METAL COVER. IT IS 10.7 M (35.1 FT) SOUTHEAST OF A POWER POLE, 8.4 M (27.6 FT) NORTHEAST OF THE HIGHWAY CENTERLINE, 2.5 M (8.2 FT) SOUTHWEST OF A WITNESS POST AND 2.2 M (7.2 FT) NORTHEAST OF THE EDGE OF THE ROAD PAVEMENT. THE 500-METER POINT IS A 3-INCH CITY OF NAPA BRASS DISK STAMPED "BL 5 1970" SET IN THE TOP OF A 30 CM (12 IN) CONCRETE POST RECESSED 20 CM (8 IN) BELOW THE SURFACE OF THE GROUND, WITHIN A 58 CM (23 IN) SQUARE CONCRETE BOX WITH A METAL COVER. IT IS 8.4 M (27.6 FT) NORTHEAST OF THE HIGHWAY CENTERLINE, 4.7 M (15.4 FT) SOUTHWEST OF A BARBWIRE FENCE, 3.9 M (12.8 FT) SOUTHWEST OF A WITNESS POST AND 2.3 M (7.5 FT) NORTHEAST OF THE EDGE OF THE ROAD PAVEMENT. THE 1550-METER POINT HAS BEEN REMOVED SINCE THE 1990 MEASUREMENTS USER NOTES: CBL USERS SHOULD TAKE CARE IN PLUMBLING OVER ALL POINTS. THE ELEVATIONS ARE FOR CBL USE ONLY. THE ORIGINAL BASE LINE CONSISTS OF TEN MARKS, HOWEVER, ONLY THREE OF THE POINTS (#1, #3, #5,) WERE RECOVERED AND REMEASURED AT THIS TIME. THE 100 FT MONUMENT SOUTH OF THE 0 METER MONUMENT WAS NOT REMASURED AT THIS TIME. HANDHELD GPS POSITIONS MARK LAT: LONG: 0 N34 12 56 W119 04 18 150 N34 12 56 W119 04 24 430 N34 12 56 W119 04 35 THIS CALIBRATION BASE LINE WAS ESTABLISHED IN CONJUNCTION WITH THE CITY OF NAPA. FOR MORE INFORMATION CONTACT THE PUBLIC WORKS DIRECTOR, CITY HALL, P.O.BOX 660, NAPA, CA 94558, TELEPHONE 707-257-9520. US DEPARTMENT OF COMMERCE - NOAA CALIBRATION BASE LINE DATA QUAD: N391213 NOS - NATIONAL GEODETIC SURVEY BASE LINE DESIGNATION: SUTTER BUTTES CBL CALIFORNIA SILVER SPRING MD 20910 PROJECT ACCESSION NUMBER: 15753 SUTTER COUNTY NEAREST TOWN: YUBA LIST OF ADJUSTED DISTANCES ( 2/26/2008) ADJ. DIST.(M) ADJ. DIST.(M) STD. FROM STATION ELEV.(M) TO STATION ELEV.(M) HORIZONTAL MARK - MARK ERROR(MM) CBL O M 2007 50.410 CBL 150 M 2007 50.640 150.0402 150.0404 .1 CBL O M 2007 50.410 CBL 430 M 2007 50.200 429.9913 429.9914 .2 CBL O M 2007 50.410 CBL 1200 M 2007 48.950 1200.0005 1200.0014 .2 CBL 150 M 2007 50.640 CBL 430 M 2007 50.200 279.9511 279.9515 .1 CBL 150 M 2007 50.640 CBL 1200 M 2007 48.950 1049.9603 1049.9617 .2 CBL 430 M 2007 50.200 CBL 1200 M 2007 48.950 770.0092 770.0102 .1 DESCRIPTION OF SUTTER BUTTES CBL YEAR MEASURED: 2007 FROM THE INTERSECTION OF HWY 99 AND HWY 20 IN YUBA CITY, DRIVE WEST ON HWY 20 FOR 0.2 MI TO CIVIC CENTER BLVD, A SIDE RD RIGHT, THAT ACCESSES THE COUNTY OFFICES. CONTINUE WEST FOR 0.2 MI AND CROSS THE RR TRACKS WHICH ARE AT AN OBLIQUE ANGLE. CONTINUE WEST ON HWY 20 FOR 2.5 MI TO THE INTERSECTION WITH TOWNSHIP RD. TURN RIGHT AND DRIVE NORTH ON TOWNSHIP RD FOR JUST UNDER 0.5 MI TO ALAMEDA RD, A SIDE ROAD LEFT. TURN LEFT ON ALAMEDA AND IMMEDIATELY TURN RIGHT TO PARK IN A CLEARING. THIS AREA IS JUST SOUTH OF A FORMER RAILROAD BED WHICH WAS CONVERTED INTO A PAVED RECREATIONAL TRAIL AFTER THE TRACKS WERE REMOVED. THE 0 MONUMENT IS 114 FT NORTHWEST OF AN 18-IN-DIA VALLEY OAK TREE IN THE CLEARING. IT IS 5.9 FT SOUTH OF THE CL OF THE PAVED TRAIL, AND 1.6 FT SOUTH OF THE EDGE OF PAVEMENT. THE STATIONS ARE 3.5-IN-DIA NGS CBL BRASS DISKS SET IN A 1-FT-DIA CONCRETE POST 4 FT DEEP. USER NOTES: CBL USERS SHOULD TAKE CARE IN PLUMBING OVER ALL POINTS. ELEVATIONS ARE FOR CBL USE ONLY. THE 1200 M MONUMENT IS APROX. 2 MINUTES OFF OF ALIGNMENT FROM THE REST OF THE MONUMENTS FOR MORE INFORMATION PLEASE CONTACT NGS STATE GEODETIC ADVISOR, MARTI IKEHARA, NGS C/O CALTRANS OFFICE OF LAND SURVEYS, MS 35, 1727 30TH STREET, SACRAMENTO, CA 95816. TELEPHONE (916)227-7325. US DEPARTMENT OF COMMERCE - NOAA CALIBRATION BASE LINE DATA QUAD: N341192 NOS - NATIONAL GEODETIC SURVEY BASE LINE DESIGNATION: CAMARILLO AIRPORT CB CALIFORNIA SILVER SPRING MD 20910 PROJECT ACCESSION NUMBER: 15753 VENTURA COUNTY NEAREST TOWN: CAMARILLO LIST OF ADJUSTED DISTANCES (10/11/2006) ADJ. DIST.(M) ADJ. DIST.(M) STD. FROM STATION ELEV.(M) TO STATION ELEV.(M) HORIZONTAL MARK - MARK ERROR(MM) 0 1999 27.658 150 1986 27.231 149.9649 149.9655 .1 0 1999 27.658 430 1986 26.335 429.9652 429.9673 .2 0 1999 27.658 1400 1986 23.068 1399.9620 1399.9695 .2 150 1986 27.231 430 1986 26.335 280.0004 280.0018 .1 150 1986 27.231 1400 1986 23.068 1249.9971 1250.0040 .2 430 1986 26.335 1400 1986 23.068 969.9967 970.0023 .1 A TAPE CALIBRATION MONUMENT WAS SET AT 100 FOOT POINT OF THE BASELINE. REDUCED DISTANCE IS 99.949 FT. CORRECTED 11/24/87 DESCRIPTION OF: VENTURA BASE LINE YEAR MEASURED: 1987 YEAR REMEASURED:1990 CHIEF OF PARTY: LPB THE BASE LINE IS LOCATED ABOUT 20.8 (13 MI) SOUTHEAST OF VENTURA, 1.6 KM (1.0 MI) SOUTH OF CAMARILLO, AT THE NORTH SECTION OF CAMARILLO AIRPORT, AND PARALLEL TO AND NORTH OF A FLOOD CONTROL CANAL. TO REACH THE BASE LINE FROM THE JUNCTION OF U.S. ROUTE 101 AND STATE ROUTE 126, GO SOUTH ON U.S. ROUTE 101 FOR 17.1 KM (10.7 MI) TO THE LAS POSAS ROAD EXIT. TAKE THE LAS POSAS ROAD EXIT AND GO SOUTH ON LAS POSAS ROAD 0.32 KM (0.2 MI) TO A GRAVEL SIDE ROAD AND GATE ENTRANCE JUST NORTH OF THE FLOOD CANAL. TURN RIGHT ONTO THE GRAVEL SIDE ROAD AND GO WEST THROUGH THE GATE FOR 0.16 KM ALONG THE NORTH ACCESS ROAD OF THE CAMARILLO HILLS FLOOD CONTROAL CHNNEL. (0.1 MI) TO THE 0 METER POINT ON THE RIGHT. THE BASE LINE IS A EAST-WEST LINE WITH THE 0 METER POINT ON THE EAST END. THE BASE LINE IS A FOUR POINT BASE CONSISTING OF THE 0, 150, 430, AND 1400 METER POINT. THERE IS ALSO A 100 FOOT TAPING STATION SET EAST OF THE 0 METER POINT. ALL POINTS ARE SET ON A LINE ALONG THE NORTH EDGE AND PARALLEL TO A FLOOD CANAL. THE 0 METER POINT IS A STANDARD CALIBRATION BASE LINE DISC, STAMPED "0 1986", SET IN THE TOP OF A 30 CM (12 IN) DIAMETER CONCRETE POST RECESSED 14 CM (2.5 IN) BELOW THE GROUND, 1.3 METERS (4.2 FT) WEST OF A WITNESS POST, 7.9 METERS (26.0 FT) SOUTH OF A CHAIN- LINK FENCE, AND 6.7 METERS (22.0 FT) NORTH OF THE NORTH EDGE OF THE FLOOD CANAL. THE 150 METER POINT IS A STANDARD NGS CALIBRATION BASE LINE DISC, STAMPED "150 1986", SET IN THE TOP OF A 30 CM (12 IN) DIAMETER CONCRETE POST PROJECTING 6 CM (2.5 IN) ABOVE THE GROUND, 1.3 METERS (4.3 FT) WEST OF A WITNESS POST, 8.3 METERS (27.2 FT) SOUTH OF A WIRE FENCE, AND 6.0 METER (19.7 FT) NORTH OF THE NORTH EDGE OF THE FLOOD CANAL. THE 430 METER POINT IS A STANDARD NGS CALIBRATION BASE LINE DISC, STAMPED "430 1986", SET IN THE TOP OF A 30 CM (12 IN) DIAMETER CONCRETE POST PROJECTING 6 CM (2.5 IN) ABOVE THE GROUND, 1.3 METERS (4.3 FT) WEST OF A WITNESS POST, 8.1 METERS (26.6 FT) SOUTH OF A WIRE FENCE, AND 5.4 METERS (17.7 FT) NORTH OF THE NORTH EDGE OF THE FLOOD CANAL. THE 1400 METER POINT IS A STANDARD NGS CALIBRATION BASE LINE DISC, STAMPED "1400 1986", SET IN THE TOP OF A 30 CM (12 IN) DIAMETER CONCRETE POST PROJECTING 6 CM (2.5 IN) ABOVE THE GROUND, 2.4 METERS (7.9 FT) WEST OF A WITNESS POST, 7.4 METERS (24.3 FT) SOUTH OF A WIRE FENCE, 6.0 METERS (19.7 FT) NORTH OF THE NORTH EDGE OF THE FLOOD CANAL, AND 0.5 METERS (1.6 FT) NORTH OF A 5 METER (16.4 FT) DIAMETER HALF CIRCLE CONCRETE ENBANKMENT. THE 100 FOOT (30.48 METER) TAPING STATION IS A STANDARD NGS CALIBRATION BASE LINE TAPING DISC, WITH A PUNCH MARK AT THE CENTER, STAMPED "30.48 1986", SET IN THE TOP OF A 30 CM (12 IN) DIAMETER CONCRETE POST PROJECTING 6 CM (2.5 IN) ABOVE THE GROUND, 0.9 METERS (3.0 FT) WEST OF A WITNESS POST, 8.4 METERS (27.6 FT) SOUTH OF A WIRE FENCE, AND 6.0 METERS (19.7 FT) NORTH OF THE NORTH EDGE OF AFLOOD CANAL. USER NOTES: THIS BASE LINE IS LOCATED ON A RESTRICTED ACCESS AREA OF THE CAMARILLO AIRPORT AND A KEY IS NEEDED FOR ENTRY THROUGH THE GATE FROM THE POINT OF CONTACT, DICK CHAPMAN, COUNTY OF VENTURA. ALL POINT ELEVATIONS ARE FOR BASE LINE USE ONLY. THIS BASE LINE WAS ESTABLISHED IN CONJUNCTION WITH THE COUNTY OF VENTURA AND THE PACIFIC MISSILE TEST CENTER, DEPARTMENT OF THE NAVY. FOR MORE INFORMATION, PLEASE CONTACT MR. DICK CHAPMAN, PUBLIC WORKS AGENCY, COUNTY OF VENTURA 800 S. VICTORIA AVE.,VENTURA, CA., 93009, TELEPHONE 805-654-2089. US DEPARTMENT OF COMMERCE - NOAA CALIBRATION BASE LINE DATA QUAD: N331171 NOS - NATIONAL GEODETIC SURVEY BASE LINE DESIGNATION: WINCHESTER CBL CALIFORNIA SILVER SPRING MD 20910 PROJECT ACCESSION NUMBER: 15753 RIVERSIDE COUNTY NEAREST TOWN: HEMET LIST OF ADJUSTED DISTANCES ( 6/21/2006) ADJ. DIST.(M) ADJ. DIST.(M) STD. FROM STATION ELEV.(M) TO STATION ELEV.(M) HORIZONTAL MARK - MARK ERROR(MM) CBL 0 M 2006 448.654 CBL 100 FT 2006 448.673 30.4748 30.4748 .1 CBL 0 M 2006 448.654 CBL 150M 2006 448.717 149.9945 149.9945 .1 CBL 0 M 2006 448.654 CBL 430M 2006 449.090 429.9800 429.9803 .1 CBL 0 M 2006 448.654 CBL 1200M 2006 450.724 1200.0207 1200.0225 .1 CBL 100 FT 2006 448.673 CBL 150M 2006 448.717 119.5197 119.5197 .1 CBL 100 FT 2006 448.673 CBL 430M 2006 449.090 399.5052 399.5054 .1 CBL 100 FT 2006 448.673 CBL 1200M 2006 450.724 1169.5458 1169.5476 .1 CBL 150M 2006 448.717 CBL 430M 2006 449.090 279.9855 279.9858 .1 CBL 150M 2006 448.717 CBL 1200M 2006 450.724 1050.0261 1050.0280 .1 CBL 430M 2006 449.090 CBL 1200M 2006 450.724 770.0406 770.0423 .1 NAME: WINCHESTER YEAR: MEASURED:2006 NEAREST TOWN:WINCHESTER LATITUDE: N 33 42 54 LONGITUDE: W 117 04 28 AZIMUTH: 90 DEGREES TRUE NORTH CHIEF OF PARTY: WRH A TAPE CALIBRATION POINT IS SET 100 FEET FROM THE 0 METER POINT. THE BASE LINE IS LOCATED ABOUT 1.6 KM (1.0 MI) SOUTHEAST OF WINCHESTER, CA, 4.5 KM (2.8 MI) SOUTH OF THE JUNCTION OF HIGHWAY 74 AND HIGHWAY 79 AND 1.1 KM (0.7 MI) EAST OF HIGHWAY 79 (WINCHESTER RD) THE BASE LINE IA AN EAST-WEST LINE WITH THE 0-METER POINT ON THE WEST END. IT CONSISTS OF THE 0, 150, 430 AND 1200 METER POINTS WITH A 100-FOOT TAPE CALIBRATION STATION LOCATED ON LINE AND EAST OF THE 0 METER POINT TO REACH THE 0-METER POINT FROM THE JUNCTION OF INTERSTATE 215 AND HIGHWAY 74 LOCATED ABOUT 3.2 KM (2.0 MI) NORTH OF SUN CITY, CA GO EAST ON HWY 74 FOR 10.6 KM (6.6 MI) TO HIGHWAY 79 (WINCHESTER ROAD). GO SOUTH ON WINCHESTER ROAD (HIGHWAY 79) FOR 5 KM (3.1 MI) TO DOMENIGONI PARKWAY. GO EAST ON DOMENIGONI PARKWAY 0.8 KM (0.5 MI) TO PATTERSON AVE. (DIRT ROAD). GO NORTH (CROSSING OVER CENTER MEDIAN) ON PATTERSON AVE. AND ALONG EAST SIDE OF POWERLINES 0.25 KM (0.15 MI) TO SOUTH ACCESS ROAD OF SALT CREEK CHANNEL, GO EAST (RIGHT) ON THE SOUTH ACCESS ROAD 0.3 KM (0.2 MI) TO THE 0 METER POINT OF THE BASE LINE. THE 0-METER POINT IS A STANDARD NGS CALIBRATION BASE LINE DISK STAMPED " 0 M 2006 " SET IN THE TOP OF A 35 CM (14 IN) DIAMETER CONCRETE POST FLUSH WITH THE SURFACE OF THE GROUND. IT IS 335 M (1100 FT) EAST OF PATTERSON AVE, 244 M (800 FT) NORTH OF DOMENIGONI PARKWAY, 70 M (230 FT) SOUTH OF THE CENTER OF LOW-FLOW OF SALT CREEK CHANNEL, 0.9 M (3 FT) NORTH OF A WITNESS POST, 0.9 M (3 FT) SOUTH OF A WITNESS POST. THE 150-METER POINT IS A STANDARD NGS CALIBRATION BASE LINE DISK STAMPED " 150 M 2006 " SET IN THE TOP OF A 35 CM (14 IN) DIAMETER CONCRETE POST FLUSH WITH THE SURFACE OF THE GROUND. 244 M (800 FT) NORTH OF DOMENIGONI PARKWAY, 70 M (230 FT) SOUTH OF THE CENTER OF LOW-FLOW OF SALT CREEK CHANNEL, 0.9 M (3 FT) NORTH OF A WITNESS POST, 0.9 M (3 FT) SOUTH OF A WITNESS POST. THE 430-METER POINT IS A STANDARD NGS CALIBRATION BASE LINE DISK STAMPED " 430 M 2006 " SET IN THE TOP OF A 35 CM (14 IN) DIAMETER CONCRETE POST FLUSH WITH THE SURFACE OF THE GROUND. IT IS 213 M (700 FT) NORTH OF DOMENIGONI PARKWAY, 67 M (220 FT) SOUTH OF THE CENTER OF LOW-FLOW OF SALT CREEK CHANNEL, 0.9 M (3 FT) NORTH OF A WITNESS POST, 0.9 M (3 FT) SOUTH OF A WITNESS POST. THE 1200-METER POINT IS A STANDARD NGS CALIBRATION BASE LINE DISK STAMPED " 1200 M 2006 " SET IN THE TOP OF A 35 CM (14 IN) DIAMETER CONCRETE POST FLUSH WITH THE SURFACE OF THE GROUND. IT IS 52 M (170 FT) NORTH OF DOMENIGONI PARKWAY, 61 M (200 FT) SOUTH OF THE CENTER OF LOW-FLOW OF SALT CREEK CHANNEL, 0.9 M (3 FT) NORTH OF A WITNESS POST, 0.9 M (3 FT) SOUTH OF A WITNESS POST. USER NOTES: CBL USERS SHOULD TAKE CARE IN PLUMBING OVER ALL POINTS. ELEVATIONS ARE FOR CBL USE ONLY. THIS CALIBRATION BASE LINE WAS ESTABLISHED IN CONJUNCTION WITH RIVERSIDE COUNTY FLOOD CONTROL AND WATER CONSERVATION DISTRICT AND THE RIVERSIDE/SAN BERNARDINO CHAPTER OF CALIFORNIA LAND SURVEYORS ASSOCIATION FOR MORE INFORMATION PLEASE CONTACT NGS STATE GEODETIC ADVISOR, MARTI IKEHARA, NGS C/O CALTRANS OFFICE OF LAND SURVEYS, MS 35, 1727 30TH STREET, SACRAMENTO, CA 95816. TELEPHONE (916)227-7325 OR CONTACT BILL HOFFERBER C/O RN. COUNTY FLOOD CONTROL 1995 MARKET STREET, RIVERSIDE, CA 92501. TELEPHONE (951)955-1238 US DEPARTMENT OF COMMERCE - NOAA CALIBRATION BASE LINE DATA QUAD: N411221 NOS - NATIONAL GEODETIC SURVEY BASE LINE DESIGNATION: YREKA CBL CALIFORNIA SILVER SPRING MD 20910 PROJECT ACCESSION NUMBER: 15753 SISKIYOU COUNTY NEAREST TOWN: YREKA LIST OF ADJUSTED DISTANCES (10/23/2008) ADJ. DIST.(M) ADJ. DIST.(M) STD. FROM STATION ELEV.(M) TO STATION ELEV.(M) HORIZONTAL MARK - MARK ERROR(MM) 0 M 1987 800.117 150 M 1987 799.276 150.0048 150.0072 .1 0 M 1987 800.117 430 M 1987 797.928 430.0014 430.0070 .2 0 M 1987 800.117 802 M 1987 796.334 802.5168 802.5258 .3 150 M 1987 799.276 430 M 1987 797.928 279.9966 279.9998 .1 150 M 1987 799.276 802 M 1987 796.334 652.5120 652.5187 .2 430 M 1987 797.928 802 M 1987 796.334 372.5154 372.5188 .1 Year measured: 2008 Chief of Party: PB The baseline is located 11.0 mi northeast of Yreka, and 4.4 mi north of the town of Montague, and is set at the southwest part of Siskiyou County Airport. The baseline is about 20 mi south of the CA/OR border. To reach the baseline from the north end of the town of Yreka, from the intersection of Interstate 5 and Hwy 3/Montague Rd, exit on Hwy 3 East. Drive easterly on Hwy 3 for 0.2 mi to the signalized intersection of Juniper Dr. Continue east on Hwy 3 for 4.6 mi to a side road left with a sign for the Municipal Airport. It is NOT this airport. Continue easterly on Hwy 3/Montague Rd, for 0.6 mi to a T-intersection with S. 11th St, County Road A28, aka Montague Grenada Road. Turn left on 11th St and drive northeast for 0.3 mi to the intersection with E Webb St. Turn right on E Webb St and drive easterly for 0.2 mi to the intersection with N. 9th St (unsigned) which becomes Airport Rd, and a sign for Siskiyou County Airport. Turn left and drive northeast from E Webb Rd for 3.3 mi on 9th St/Airport Rd to the intersection with Perimeter Rd, a side road right. Turn right and drive east for 0.2 mi to a side road left, before a corrugated steel building and opposite 8624 Perimeter Rd. Turn left on Lower Hangar Rd (unsigned), and follow it to the northeast for about 0.2 mi to a large graveled lot ahead and hangars on the left. Turn left, past Bldg 211, a hangar with yellow doors, and drive north on this taxiway for about 0.2 mi to where the road bears right. Bear right to follow the road/taxiway and drive 0.4 mi northeast to where the taxiway bears left and a cross-taxiway goes to the right. The "0-m" station is before this intersection on the right. The base line is a northeast-southwest line with the 0-meter point at the northeast end. The base line is a four-station line consisting of the 0, 150, 430, and 802 meter points. There is also a 100-ft station southwest of the 0-meter point (not measured in 2008). All stations are set on a line which runs parallel to and along the east edge of the paved taxiway. 0-m N41 46 21.3 W122 28 20.9 150-m N41 46 18.7 W122 28 26.1 430-m N41 46 13.7 W122 28 36.3 802-m N41 46 06.9 W122 28 49.7 All the witness posts are gone. This base line was established in conjunction with the Siskiyou County Surveyor. For more information, please contact Phil Bray, (530) 842-8250?.