# SDR UPS06447968

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 17, 2006
- Submitted: September 11, 2006
- Operation: Air carrier
- Aircraft: N682UP
- Make and model: Boeing 747121
- Aircraft serial: 20349
- Aircraft time: 104,700 hours, 26,436 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Condition: Corroded
- Location: Bs 980
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UPS06447968

## Discrepancy

BS 980 LBL 60 FLOORBEAM UPPER SURFACE CORROSION.  CORROSION BLEND OUT 0.068" BY 2" BY 2" EXCEED SRM 53-10-01 FIG 1 LIMITS.  BS 980 LBL 20" TO LBL 70" FLOORBEAM UPPER CHORD REPLACED AND INSTALLED AS PER SRM 51-10-01 PG 9 AND 51-30-02.

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