SDR UALA2011070603339

Service difficulty report · Floorbeam · Boeing 757222

Difficulty date: July 5, 2011
Submitted: July 20, 2011
Operation: Air carrier
Aircraft: N577UA
Make and model: Boeing 757222
Aircraft serial: 26693
Aircraft time: 60,697 hours, 21,421 cycles
Engine: Pwa PW2037
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.

What was found

CORROSION ON FLOORBEAM AT BS 365.25 RBL 0 - RBL 58 MAIN CABIN (N-R 2775N00239). MAJOR REPAIR ACCOMPLISHED: FABBED T-CHORD, STRAPS, ANGLES, SHIMS AND INTERCOSTALS. INSTALLED T-CHORD, ANGLES AND STRAPS STA 365, RBL 0 - RBL 58. INSTALLED INTERCOSTALS STA 345 - 365, RBL 24 AND RBL 55 PER SRM ON NR 2775N00239.