Service difficulty report · Crease Beam · Boeing 757222

Difficulty date
September 16, 2011
Submitted
September 19, 2011
Operation
Air carrier
Aircraft
N581UA
Make and model
Boeing 757222
Aircraft serial
26701
Aircraft time
61,244 hours, 21,662 cycles
Engine
Pwa PW2037
Part
Crease Beam
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.

What was found

CORROSION ON CREASE BEAM AT BS 1020-1040 RT SIDE (N-R 3175N00447). MAJOR REPAIR ACCOMPLISHED. REMOVED CORROSION ON EXISTING PRODUCTION DOUBLER ON CREASEBEAM WEB AT BS 1035. THE MATERIAL LOSS WAS OUT OF LIMITS OF SRM. FABRICATED & INSTALLED NEW WEB DOUBLER REF SRM. WORK ACP BY AMT 720191 & INSP BY QC 876 ON BASE N-R 3175N00447.