What was found
MAIN DECK FLOORBEAM BS 1681 UPPER TEE FROM RBL 60 TO LBL 60 HAS SEVERAL AT THE LOWER SURFACE CORRODED. FOUND OUT OF LIMITS IAW SRM 53-00-51, FIG 101, DET III. R & R FLOORBEAM IAW SRM 51-40-02 AND DWG 146N5091. MAJOR REPAIR.
- Difficulty date
- April 15, 2013
- Submitted
- April 16, 2013
- Operation
- Air carrier
- Aircraft
- N972FD
- Make and model
- Boeing 75728A
- Aircraft serial
- 28203
- Aircraft time
- 55,509 hours, 17,737 cycles
- System (JASC)
- 5315 · Fuselage Main, Floor Beam
- Part
- Floorbeam
- Part number
- 146N509136
- Condition
- Corroded
- Location
- Bs 1681
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.