What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
Narrative: during pushback, tug skidded on a patch of ice and "jack knifed" to 80 degree nose wheel left turn limit. Aircraft brakes were not set. Tow bar was disconnected. Aircraft swung left, and hit the tug. Ground to crew inter-phones were not used during pushback. Pilot stated he did not get a set-brake signal from ground crew. All three engines were running during incident.
As the FAA filed it
NARRATIVE: DURING PUSHBACK, TUG SKIDDED ON A PATCH OF ICE AND "JACK KNIFED" TO 80 DEGREE NOSE WHEEL LEFT TURN LIMIT. AIRCRAFT BRAKES WERE NOT SET. TOW BAR WAS DISCONNECTED. AIRCRAFT SWUNG LEFT, AND HIT THE TUG. GROUND TO CREW INTER-PHONES WERE NOT USED DURING PUSHBACK. PILOT STATED HE DID NOT GET A SET-BRAKE SIGNAL FROM GROUND CREW. ALL THREE ENGINES WERE RUNNING DURING INCIDENT.
Other reports on N421EX · 2
Matched to the same aircraft by N-number and date.