# SDR UALA2011100505368

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 3, 2011
- Submitted: October 7, 2011
- Operation: Air carrier
- Aircraft: N581UA
- Make and model: Boeing 757222
- Aircraft serial: 26701
- Aircraft time: 61,244 hours, 21,662 cycles
- Engine: Pwa PW2037
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame
- Part number: 146N102911
- Condition: Corroded
- Location: Bs 1460
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2011100505368

## Discrepancy

CORROSION FOUND ON BS 1460 FRAME BETWEEN STRINGERS 28L & 29R.  REMOVED CORROSION & FOUND OUT OF SRM LIMITS.  TRIMMED OUT DAMAGE AT FRAME BOTTOM & ACCOMPLISHED NDT ON TRIMMED OUT AREA & FASTENER HOLES COMMON TO REPAIR AREA.  NO DEFECTS FOUND.  FABRICATED & INSTALLED REPAIR DOUBLER, REPAIR SHEAR TIE & REPAIR STRINGER CLIPS REF EA PD57-53-202 & EVA 81346.  MAJOR REPAIR.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain, except the copies of manufacturers’ service documents, which belong to their rights holders.