# SDR CALA0500446

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 17, 2005
- Submitted: December 19, 2005
- Operation: Air carrier
- Aircraft: [N16709](https://openairdocs.org/aircraft/N16709), registered now
- Make and model: Boeing 737724
- Aircraft serial: 28779
- Aircraft time: 24,774 hours, 8,063 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Part number: 147A56765
- Condition: Corroded
- Location: Sta 951
- 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/CALA0500446

## Discrepancy

INSPECTION FOUND FLOOR SUPPORT CORRODED ON SCREW HOLES AT STA 951, LBL 12 TO LBL 46.  ALL LOCATIONS OF CORROSION WERE EITHER REPAIRED OR REPLACED IAW SRM 51-10-02 AND GMM 10-900-01 AND 51-40-02.

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