# SDR UIEA2026031100080

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 25, 2026
- Submitted: March 25, 2026
- Operation: Air carrier
- Aircraft: [N496MC](https://openairdocs.org/aircraft/N496MC), registered now
- Make and model: Boeing 747-47UF
- Registry model: [Boeing 747-47UF](https://openairdocs.org/model/boeing-747-47uf) (OpenAirDocs)
- Aircraft serial: 29257
- Aircraft time: 104,584 hours, 17,583 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Condition: Corroded
- Location: Zone 200
- 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/UIEA2026031100080

## Discrepancy

MAIN DECK CARGO UPON REMOVAL OF FLOOR PANEL FLOOR BEAM AT STATION 2220 LBL 82 FOUND CORRODED.  CORRODED FLOOR BEAM AT STATION 2220 LBL 82, REPAIR CARRIED OUT AS PER  SRM 53-00-51-2R-3 REPAIR 3 REV 106. NO FURTHER DEFECTS NOTED. PN BAC1505-101049.

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