SDR UALA2013072405196

Service difficulty report · Intercostal · Boeing 757222

Difficulty date: July 23, 2013
Submitted: August 22, 2013
Operation: Air carrier
Aircraft: N512UA
Make and model: Boeing 757222
Aircraft serial: 24809
Aircraft time: 78,932 hours, 23,905 cycles
Engine: Pwa PW2040
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Intercostal
Condition: Corroded
Location: Bs 1442
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 INTERCOSTAL BS 1442 AND 3 INCHES BELOW S26R IN AFT CARGO BAY. REMOVED CORROSION ON INTERCOSTAL IAW SRM 51-10-02. FOUND OUT OF LIMITS IAW SRM 53-00-04. REMOVED AND FABRICATED AND INSTALLED NEW INTERCOSTAL IAW SRM 51-30-01 FIG 7, 51-40-05, FIG 2, 51-20-01, 51-40-02, PARA 7, FIG14 AND DWG 146, N5215. MAJOR REPAIR.