# SDR UPS02438178

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 15, 2002
- Submitted: May 13, 2002
- Operation: Air carrier
- Aircraft: [N676UP](https://openairdocs.org/aircraft/N676UP), registered now
- Make and model: Boeing 747123
- Aircraft serial: 20101
- Aircraft time: 75,235 hours, 21,257 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Condition: Cracked
- 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/UPS02438178

## Discrepancy

INSPECTION TYPE:C AFT COMPT - BS 1880 LBL 20 FLOORBEAM UPPER CHORD FOUND CORRODED CRACKED.  AFT COMPT BS 1880 LBL 20 FLOORBEAM UPPER CHORD REPAIRED AS PER SRM 51-10-01 FIG 2.

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