# SDR DALA12010085651

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 29, 2012
- Submitted: October 16, 2012
- Operation: Air carrier
- Aircraft: [N551NW](https://openairdocs.org/aircraft/N551NW), registered now
- Make and model: Boeing 757251
- Aircraft serial: 26498
- Aircraft time: 34,256 hours, 13,887 cycles
- System (JASC): [5321 · Fuselage Floor Panel](https://openairdocs.org/jasc/5321)
- Part: Deck Plate
- Condition: Corroded
- Location: Bs 1680-1720
- 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/DALA12010085651

## Discrepancy

CORROSION ON MAIN CABIN DECK PLATE FROM STA 1680-1720 BL-0 TO BL-52L.  REMOVED CORROSION AT 10 EA.  DIFFERENT AREAS ON AFT DECK PLATE  FROM STA 1680-1720 BL0 TO BL 52L, FOUND TO BE WITH IN LIMITS IAW SRM 53-60-51, PAGE 201, FIG 201, REPAIR 2.  AT THE STA 1681, LBL 31.5-32.5 FOUND 1 EA.  ELONGATED HOLE ON DECK PLATE AND FOUND TO BE OUT OF LIMITS IAW SRM 53-60-51, PAGE 201, FIG 201, REPAIR 2.  ACCOMPLISHED REPAIR IAW SRM 53-60-51, PAGE 202, FIG  201, REPAIR ALTERNATIVE II.  COMPLETED INSPECTED.

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