Service difficulty report · Floorbeam · Boeing 757222

Difficulty date
July 7, 2012
Submitted
July 16, 2012
Operation
Air carrier
Aircraft
N550UA
Make and model
Boeing 757222
Aircraft serial
25398
Aircraft time
77,426 hours, 22,482 cycles
Engine
Pwa PW2037
Part
Floorbeam
Condition
Corroded
Location
Bs 1340
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.

What was found

FLOORBEAM AT BS 1640 CORRODED AT BL 0. REMOVED CORROSION AND FOUND MATERIAL LOSS OUT OF SRM LIMITS. REMOVED FLOORBEAM UPPER TEE FROM LBL 9.5 TO RBL 68. ACCOMPLISHED NDT OF TRIMMED EDGE AND EXISTING FASTENER HOLES AND HOLES COMMON TO REPAIR. NO CRACKS FOUND. FABRICATED AND INSTALLED REPAIR TEE, FILLERS AND ANGLES REF ECRA 5360-01205. MAJOR REPAIR