# SDR ASOA04317

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 13, 2004
- Submitted: July 9, 2004
- Operation: Air carrier
- Aircraft: [N642AS](https://openairdocs.org/aircraft/N642AS), registered now
- Make and model: Aerosp ATR72
- Aircraft serial: 395
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Condition: Corroded
- Location: Fuselage
- 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/ASOA04317

## Discrepancy

DURING A C-CHECK IN YUL, THE FLOORBEAM PLATE AT FRAME 40, LBL 20, WAS FOUND TO BE CORRODED BEYOND LIMITS.  MAINTENANCE REMOVED AND REPLACED THE FLOORBEAM PLATE AT FRAME 40, LBL 20 IAW SRM 51-25-01.  (M)

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