Service difficulty report · Floorbeam · Boeing 747228F

Difficulty date
August 29, 2010
Submitted
August 30, 2010
Operation
Air carrier
Aircraft
N753SA
Make and model
Boeing 747228F
Aircraft serial
21787
Aircraft time
119,067 hours, 23,482 cycles
Part
Floorbeam
Condition
Cracked
Location
Zone 200
Stage of operation
IN
How discovered
E
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

HFEC OPEN HOLE INSP CARRIED OUT AND FOUND ONE HOLE WITH CRACK INDICATION AT BS 340 UPPER DECK FLOORBEAM UPPER CHORD FWD FLANGE LBL 35 AT 12 O'CLOCK BY PLAIN VIEW. TRIMMED-OUT AND FABRICATED REPAIR FILLER AND STRAP INSTALLED PER SB B747-53A2429 REV 2.