Service difficulty report · Floorbeam · Boeing 757222

Difficulty date
July 22, 2011
Submitted
July 28, 2011
Operation
Air carrier
Aircraft
N574UA
Make and model
Boeing 757222
Aircraft serial
26686
Aircraft time
61,428 hours, 22,635 cycles
Engine
Pwa PW2037
Part
Floorbeam
Part number
141N29321
Condition
Corroded
Location
Bs 342
Stage of operation
IN
How discovered
9
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 BS 324 HAS CORRODED UPPER TEE RBL 45 WITH ASSOCIATED FLOOR PAN SUPPORT HAS CORRODED SHIM. NR 2809N00108. CUT OUT CORRODED BS 342 BULKHEAD UPPER TEE FROM RBL 13 TO OTBD RT END. ACCOMPLISHED NDT OF CUT AND FASTENER HOLES COMMON TO REPAIR PER NDT MANUAL. FABRICATED AND INSTALLED UPPER FLOORBEAM TEE, SPLICE ANGLES AND STRAP PER EA PD57-53-154 AND UA-EVA-08131. MAJOR REPAIR.