# SDR ASMF201207001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 19, 2012
- Submitted: July 5, 2012
- Operation: Air carrier
- Aircraft: [N746AM](https://openairdocs.org/aircraft/N746AM), registered now
- Make and model: Boeing 777-2Q8
- Registry model: [Boeing 777-2Q8](https://openairdocs.org/model/boeing-777-2q8) (OpenAirDocs)
- Aircraft serial: 32719
- Aircraft time: 28,459 hours, 3,216 cycles
- System (JASC): [5730 · Wing, Plate/Skin](https://openairdocs.org/jasc/5730)
- Part: Skin
- Part number: 119W21033
- Condition: Punctured
- Location: Lt Wing
- Part time: 28,459 hours, 3,216 cycles
- Stage of operation: TX
- How discovered: O
- Nature of condition: W
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASMF201207001

## Discrepancy

DURING PUSH BACK, THE LT WING L/E WAS HIT BY A MOBILE STAIRWAY CAUSING A HOLE OF 8.0" LONG, 4.0" WIDE.  INSPECTION PERSONNEL EVALUATED THE DAMAGED AND FOUND OUT LIMITS IAW SRM 57-41-00.  MX ISSUED THE NON ROUTINE CARDS A0190507 AND A019506.  THE MID FAIRING ASSY PANEL WAS REPLACED IAW DWG NR 119W2100 MID FAIRING ASSY WING TIP, ALL CORRECT.

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