# SDR FDEA2020082071935

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 27, 2020
- Submitted: August 20, 2020
- Operation: Air carrier
- Aircraft: [N910FD](https://openairdocs.org/aircraft/N910FD), registered now
- Make and model: Boeing 757236
- Aircraft serial: 25054
- Aircraft time: 58,152 hours, 22,343 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Condition: Corroded
- Location: Bs 1200
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/FDEA2020082071935

## Discrepancy

CORROISION ON THE FLOORBEAM AT BS 1200, LBL 2 TO  LBL 68.  EVALUATED UPPER SURFACE OF THE FLOORBEAM AND FOUND TO BE GREATER THAN 10% OF MATERIAL THICKNESS. REPAIRED THE UPPER SURFACE OF THE FLOORBEAM IAW SRM 53-00-51-2R, REPAIR 8.

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