What was found
INSPECTION TYPE: C, LT BS 340 UPPER DECK FLOORBEAM FOUND TWO EACH FASTENER HOLES CRACKED AT FRAME WEB BS 340 LT UPPER DECK FLOORBEAM CRACKED FRAME WEB REPAIRED AS PER HX RS R53-12-35182 & UPS EO B747-5310-20986-A.
- Difficulty date
- August 15, 2004
- Submitted
- September 13, 2004
- Operation
- Air carrier
- Aircraft
- N520UP
- Make and model
- Boeing 747212B
- Aircraft serial
- 21943
- Aircraft time
- 77,131 hours, 17,128 cycles
- System (JASC)
- 5315 · Fuselage Main, Floor Beam
- Part
- Floorbeam
- Condition
- Cracked
- Location
- Fuselage
- 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.