# SDR IPXA1569348

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 10, 2011
- Submitted: September 21, 2011
- Operation: Air carrier
- Aircraft: [N449UP](https://openairdocs.org/aircraft/N449UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 27738
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Stiffener
- Part number: 146N524010
- Condition: Corroded
- Location: Bs 1715 Lbl13
- 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/IPXA1569348

## Discrepancy

BULK PIT CABIN FLOOR SHEAR WEB LOWER STIFFNER CORRODED.  FABRICATED NEW STIFFNER IAW DWG 146N5240.

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