What was found
MAIN DECK FLOORBEAM UPPER CHORD EXFOLIATION CORROSION BS 520 RBL 53. REMOVED DAMAGE AREA AND INSTALLED NEW SECTION OF FLOORBEAM PER B747 SRM 51-40-04 FIG 1 AND 51-30-02 PG 8-9.
- Difficulty date
- March 28, 2011
- Submitted
- March 28, 2011
- Operation
- Air carrier
- Aircraft
- N471EV
- Make and model
- Boeing 747273C
- Aircraft serial
- 20651
- 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.