An MD80 incurred nose gear damage on pushback due non standard cockpit to tug communication.

Attributes
ACN	425206
Time
Date	199901
Day	Tue
Local Time Of Day	1201 To 1800
Place
Locale Reference	airport : lga
State Reference	NY
Altitude	agl bound lower : 0 agl bound upper : 0
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Operator	common carrier : air carrier
Make Model Name	MD-80 Series (DC-9-80) Undifferentiated or Other Model
Flight Phase	ground : parked
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Experience	flight time last 90 days : 150 flight time total : 13000 flight time type : 10600
ASRS Report	425206
Person 2
Affiliation	company : air carrier
Function	flight crew : first officer
Qualification	pilot : commercial
Events
Anomaly	conflict : ground critical non adherence : far non adherence : published procedure
Independent Detector	other flight crewa other other : unspecified
Resolutory Action	none taken : detected after the fact
Consequence	Other
Supplementary
Air Traffic Incident	other

Narrative:

Ground control gave us clearance to push back to spot xa after an air carrier aircraft passed behind us. Told ground crew we were 'ready for pushback' and 'cleared to push in reference to an air carrier aircraft passing behind us.' within seconds, the tug moved forward with the aircraft brakes set. The nose gear warning came on and the nose gear was damaged. All passenger were deplaned.

Original NASA ASRS Text

Title: AN MD80 INCURRED NOSE GEAR DAMAGE ON PUSHBACK DUE NON STANDARD COCKPIT TO TUG COM.

Narrative: GND CTL GAVE US CLRNC TO PUSH BACK TO SPOT XA AFTER AN ACR ACFT PASSED BEHIND US. TOLD GND CREW WE WERE 'READY FOR PUSHBACK' AND 'CLRED TO PUSH IN REF TO AN ACR ACFT PASSING BEHIND US.' WITHIN SECONDS, THE TUG MOVED FORWARD WITH THE ACFT BRAKES SET. THE NOSE GEAR WARNING CAME ON AND THE NOSE GEAR WAS DAMAGED. ALL PAX WERE DEPLANED.

Data retrieved from NASA's ASRS site as of July 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.