What was found
DURING C-CHECK INSPECTION, THE FLOORBEAMS AT FRAMES 38 AND 39 WERE FOUND TO BE CORRODED BEYOND LIMITS. MAINTENANCE REMOVED AND REPLACED THE CORRODED FLOORBEAMS IAW SRM51-25-01. AIRCRAFT WAS RELEASED FROM C-CHECK ON MARCH 21, 2004.
- Difficulty date
- March 7, 2004
- Submitted
- June 18, 2004
- Operation
- Air carrier
- Aircraft
- N640AS
- Make and model
- Aerosp ATR72
- Aircraft serial
- 405
- Engine
- Pwa PW127
- System (JASC)
- 5315 · Fuselage Main, Floor Beam
- Part
- Floorbeam
- Condition
- Corroded
- Location
- Fuselage
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.