# SDR CALA2014011390136

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 10, 2014
- Submitted: January 13, 2014
- Operation: Air carrier
- Aircraft: N181UA
- Make and model: Boeing 747422
- Aircraft serial: 25278
- Aircraft time: 92,629 hours, 11,140 cycles
- Engine: Pwa PW4056
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- 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/CALA2014011390136

## Discrepancy

MAIN DECK STATION 980, LBL 23 - LBL 110, FLOOR BEAM UPPER CHORD CORRODED.  MAIN DECK FLOOR BEAM AT STATION 980, LBL23 - LBL110 UPPER CHORD REPAIRED IAW SRM 53-20-51, REPAIR 1 FIG 201.

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