# SDR UIEA2016090600737

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 2, 2016
- Submitted: September 7, 2016
- Operation: Air carrier
- Aircraft: [N419MC](https://openairdocs.org/aircraft/N419MC), registered now
- Make and model: Boeing 747-48EF
- Registry model: [Boeing 747-48EF](https://openairdocs.org/model/boeing-747-48ef) (OpenAirDocs)
- Aircraft serial: 28367
- Aircraft time: 85,998 hours, 14,805 cycles
- 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: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2016090600737

## Discrepancy

MAIN DECK BS 640 LBL 93 TO 110 FLOORBEAM UPPER TEE CORRODED.  THE FLOORBEAM UPPER TEE SECTION REPAIRED IAW SRM 53-00-51-2R-3 AND R1-53-25-11500 REV B.

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