# SDR CALA2022101002746

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 7, 2022
- Submitted: October 10, 2022
- Operation: Air carrier
- Aircraft: [N12109](https://openairdocs.org/aircraft/N12109), registered now
- Make and model: Boeing 757224
- Aircraft serial: 27299
- Aircraft time: 104,534 hours, 24,423 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Part number: 950303
- Condition: Corroded
- Location: Sta 720 Rbl30
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2022101002746

## Discrepancy

UPPER CABIN FLOORBEAM STA 720 RBL30 TO RBL65 UPPER SURFACE HAS CORROSION ON PREVIOUS REPAIR. UPDATED TO INCLUDE SDR REQUIRED. ADD EMP:V921726, V921224 REMOVED CORRODED UPPER CABIN FLOORBEAM STRAP AT STA 720 FROM LBL65 TO RBL65 AND INSTALLED SERVICEABLE NEW STRAP IAW B757-200 SRM 51-40-02 PARA 4 AND 7.

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