Service difficulty report · Structure · Doug MD11

Difficulty date
February 14, 2008
Submitted
April 30, 2008
Operation
Air carrier
Aircraft
N294UP
Make and model
Doug MD11
Aircraft time
62,889 hours, 8,989 cycles
Part
Structure
Condition
Corroded
Location
Cargo Bilge
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

INSPECTION TYPE:C CENTER CARGO BILGE RT L48 STA 1715-1695 FOUND MAJOR CORROSION ON LONGERON AS MARKED, LONGERON MAJOR CORROSION REMOVED. FOUND EXCEEDED LIMIT PER SRM 53-10-00 FIG 2A V.1R.40. MAT`L REMOVED:0.075 INCH ORIG THK:0.105 INCH. NEW LONG REWORK C/OUT FR MAT`L ID0558TX7150T6511 PER DWG AFA7776.FPI C/OUT IAW DAC NDTSPM R.13 PAR T08 FOUND NO CRACK EVIDENT. NEW LONGERON AND SPLICES 2 HOLES P/UP PER SRM 51-31-01V.2R.40 AND REPROTECTED PER SRM 51-21-01 V2R.40.

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