SDR IPXA10B63008

Service difficulty report · Floor Support · Boeing 74745E

Difficulty date: September 30, 2010
Submitted: October 8, 2010
Operation: Air carrier
Aircraft: N578UP
Make and model: Boeing 74745E
Aircraft serial: 27154
Aircraft time: 76,978 hours, 13,259 cycles
Engine: Ge CF680C2B1F
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Floor Support
Condition: Damaged
Location: Bs 570
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

INSPECTION TYPE:C, DMI D433753 - FWD LWR CARGO COMPT BALL MAT SUPPORT BEAM AND TRACK REPAIR AT BS 570. TIE DOWN TRACK REPAIRED IAW SRM53-00-52 REPAIR 10, REV 16 & EO B747- 5320-39438-A JUST AT RBL 45.5" BETWEEN STA570 & 591, BROKEN DAMAGE 3" ,CUT OFF LENGTH 21",IT IS CLASSIFIED A MAJOR REPAIR,TOTAL OF REPAIR LENGTH 25"FLR SUPPORT CHANNEL REPLACED IAW SRM51-10-02 & INSTALLED IAW SRM51-40-02, REV 16 & EO 5320-39438A AT STA570, BTN LBL62 & RBL62.

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