# SDR CALA2026030314224

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 28, 2026
- Submitted: March 3, 2026
- Operation: Air carrier
- Aircraft: [N33132](https://openairdocs.org/aircraft/N33132), registered now
- Make and model: Boeing 757224
- Aircraft serial: 29281
- Aircraft time: 96,917 hours, 20,979 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Condition: Corroded
- Location: Zone 200
- 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/CALA2026030314224

## Discrepancy

FLOOR STRUCTURE BETWEEN STA 1020- 1040, LBL 65 HAS CORROSION NR: 143688 COMPLETED SFR REPORTING ONLY EVALUATION: CORROSION STA 1020-1040 LBL 65 .017" D. OUT OF LIMIT S IAW SRM 53-40-13-2R-2. PERFORMED CREASE BEAM REPAIR IAW SRM 53 -00-13-2R-2. RESTORED SURFACE PROTECTION IAW SRM 51-20-01 AND AM M 51-21-15-370-801. REF NR: 143688.

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