What was found
50/250 MAIN DECK FLOORBEAM UPPER CHORD UPPER SURFACE CORROSION BS 1700 LBL 8.5-RBL 39.5. S=2"X8". REPAIRED PER SRM 53-60-51 REPAIR 2, FIG 201.
- Difficulty date
- January 10, 2012
- Submitted
- January 12, 2012
- Operation
- Air carrier
- Aircraft
- N663US
- Make and model
- Boeing 747451
- Aircraft serial
- 23818
- Aircraft time
- 95,626 hours, 12,445 cycles
- System (JASC)
- 5315 · Fuselage Main, Floor Beam
- Part
- Floorbeam
- Condition
- Corroded
- Location
- Fuselage
- 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.