Service difficulty report · Shear Tie · Boeing 747422

Difficulty date
August 9, 2009
Submitted
August 13, 2009
Operation
Air carrier
Aircraft
N177UA
Make and model
Boeing 747422
Aircraft serial
24384
Aircraft time
79,596 hours, 9,804 cycles
Engine
Pwa PW4056
Part
Shear Tie
Condition
Cracked
Location
Bs 1140 S9r
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

DURING STAGE 2 TENSION TIE INSP FOUND 1 FASTENER HOLE CRACKED IN TENSION TIE AT UPPER DECK BS 1140 STR 9R. MAJOR REPAIR ACCOMPLISHED: CUT OUT DAMAGED AREA, SPLICED IN NEW SECTION.