Service difficulty report · Floorboard · Boeing 747446

Difficulty date
September 12, 2012
Submitted
September 13, 2012
Operation
Air carrier
Aircraft
N780BA
Make and model
Boeing 747446
Aircraft serial
24310
Aircraft time
70,515 hours, 13,833 cycles
Engine
Ge CF680C2B1F
Part
Floorboard
Condition
Damaged
Location
Main Deck
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

DAMAGE FOUND TO SECTION 46 MAIN DECK - FLOORBOARD BS 2060 - LBL 5.0 TO RBL 5.0 GOUGED AND DELAMINATION DAMAGE. THE GOUGED AREA MEASURES APPROX 12.0 IN. X 5.0 IN. DAMAGE IS BEYOND THE SRM 53-00-50, FIG 101. ALLOWABLE DAMAGE 1 LIMITS, DUE TO ITS LOCATION: DAMAGE IS NOT PERMITTED WITHIN 3.0" OF THE FLOOR PANEL EDGE. PERFORMED A TIME LIMITED REPAIR IAW EO 4453A774.