# SDR DALA2019100745744

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 3, 2019
- Submitted: October 7, 2019
- Operation: Air carrier
- Aircraft: [N705TW](https://openairdocs.org/aircraft/N705TW), registered now
- Make and model: Boeing 757231
- Aircraft serial: 28479
- Aircraft time: 81,874 hours, 20,897 cycles
- System (JASC): [5321 · Fuselage Floor Panel](https://openairdocs.org/jasc/5321)
- Part: Box Beam
- Condition: Corroded
- Location: Bs 1315
- 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/DALA2019100745744

## Discrepancy

CORROSION ON BOX BEAM STA 1315 LBL.22 AT MID WET AREA.   THE BOX BEAM WAS REPLACED PER B757-200 DWG 146N5270-3 REV.AL AND SRM 51-40-02 PAR.7.

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