What was found
DURING B-CHECK, EXFOLIATION CORROSION ON LT WING FORWARD SPAR WEB AT LES 949 ON WEB AND STIFFENER. REMOVE DAMAGE, NDT AREA, FABRICATE AND INSTALL REPAIR PER ECRA 478-57-175-2.
- Difficulty date
- February 5, 2006
- Submitted
- March 8, 2006
- Operation
- Air carrier
- Aircraft
- N478EV
- Make and model
- Boeing 747SR46
- Aircraft serial
- 21033
- Aircraft time
- 35,174 cycles
- System (JASC)
- 5711 · Wing Spar
- Part
- Spar
- Condition
- Corroded
- Location
- Ws 949
- 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.