# SDR CALA2017042801156

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 25, 2017
- Submitted: April 29, 2017
- Operation: Air carrier
- Aircraft: [N13113](https://openairdocs.org/aircraft/N13113), registered now
- Make and model: Boeing 757224
- Aircraft serial: 27555
- Aircraft time: 83,932 hours, 20,524 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Part number: 146N5590
- Condition: Corroded
- Location: Fuselage
- 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/CALA2017042801156

## Discrepancy

FLOOR WEB AT BS 1400 RT BL 70 HAS SURFACE CORROSION. EVALUATED CORROSION ON FLOOR WEB AT BS 1400 RBL 70 AND FOUND SMALL AREA OF 100% MAX LOSS. REMOVED, FABRICATED, LOCATED , DRILLED AND INSTALLED NEW -46 WAS IAW SRM 51-40-02 PAR 7 FIG 1 2 AND DRAWING 146N5590.

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