# SDR UALA2013022701183

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 26, 2013
- Submitted: March 4, 2013
- Operation: Air carrier
- Aircraft: N179UA
- Make and model: Boeing 747422
- Aircraft serial: 25158
- Aircraft time: 91,052 hours, 10,939 cycles
- Engine: Pwa PW4056
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Condition: Damaged
- Location: Bs 1780-1800
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2013022701183

## Discrepancy

FUSELAGE SKIN FORWARD OF AFT CARGO DOOR DAMAGED BY DOOR OPENING STEP.    AREA INSPECTED,  DAMAGE LENGTH APPROX 8 INCHES LONG ACROSS STRINGER S44R BETWEEN BS 1780 - 1800, BELOW AND FWD OF CARGO DOOR SILL AREA.    REPAIR CARRIED OUT IAW SRM 53-00-01 REPAIR 1 AND AVO 1847 REV A.  MAJOR REPAIR.

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