What was found
ON TAXI OUT A TUG STRUCK THE AIRCRAFTS RIGHT WING EXTENSION. THE A/C SPUN APPROX 25 DEGREES DUE TO THE IMPACT. THE CREW IMMEDIATELY SHUT DOWN AND EVACUATED ALL PASSENGERS WITHOUT INCIDENT OR INJURY. MAINTENANCE REMOVED AND RIGHT WING TIP EXTENSION AND INSTALLED A SERVICEABLE ASSY. MAINTENANCE PERFORMED DIMENSIONAL CHECKS TO DETERMINE IF THERE WAS ANY WING DISTORTION OR NOSE GEAR AREA DAMAGE DUE TO THE INCIDENT. ALL DIMENSIONS WERE FOUND TO BE EQUAL AND SYMMETRICAL AND THERE WAS NO DISTORTION OR BUCKLING NOTED. SATISFACTORY FCF WAS CONDUCTED. (M)