# SDR DALA2015111006859

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 29, 2015
- Submitted: November 10, 2015
- Operation: Air carrier
- Aircraft: [N650DL](https://openairdocs.org/aircraft/N650DL), registered now
- Make and model: Boeing 757232
- Aircraft serial: 24390
- Aircraft time: 86,155 hours, 37,155 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Intercostal
- Condition: Corroded
- Location: Bs 1540-1560
- 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/DALA2015111006859

## Discrepancy

AFT CARGO BAY INTERCOSTAL CORRODED AT BS 1540-1560, S-26L.  REMOVED INTERCOSTAL WEB FROM AFT PIT BS 1540-1560. 100 PERCENT MATERIAL LOSS IAW SRM 53-10-53, FAB NEW INTERCOSTAL 7075-0 .032 AND  ANGLE 7075T6 .040.  HEAT TREATED INTERCOSTAL LOCATED AND DRILLED HOLE IAW DWG 146N5434, REV A.  ALODINED & PRIMED  BOTH IAW 51-20-01 TOP COATED BOTH INSTALL BOTH IAW   DWG 146N54, REV A & DWG 146N5434, REV-ADCN, 001, 002, 003.

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