THE CAPTAIN REPORTED THAT AFTER BEING CLEARED TO TAXI FOR DEPARTURE, THE TUG DRIVER PUSHED THE AIRPLANE BACK TO A SPOT CLOSE TO THE GATE. TO CONSERVE FUEL, ONLY THE RIGHT ENGINE WAS STARTED FOR TAXIING. DUE TO THE POSITION OF OTHER AIRCRAFT AND CLOSENESS OF THE GATE, THE CAPTAIN ELECTED TO MAKE A 270 DEGREE RIGHT TURN TO TAXI TO THE RUNWAY. DURING THE TURN, JET BLAST FROM THE RIGHT ENGINE OVERTURNED THREE BAGGAGE CARTS. ONE OF THE CARTS HIT A GROUND WORKER, WHICH RESULTED IN SERIOUS INJURY. THE COMPANY OPERATIONS MANUAL STATED THAT TAXI THRUST SHOULD BE KEPT BELOW 45% N1. THE FLIGHT DATA RECORDER INDICATED THE RIGHT ENGINE N1 PEAKED AT 49.73% AS THE THROTTLE WAS ADVANCED TO INITIATE THE TURN.
The National Transportation Safety Board determines the probable cause(s) of this accident as follows:
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