SDR DALA2015041102774

Service difficulty report · Floorbeam · Boeing 7572Q8

Difficulty date: April 10, 2015
Submitted: April 14, 2015
Operation: Air carrier
Aircraft: N713TW
Make and model: Boeing 7572Q8
Aircraft serial: 28173
Aircraft time: 64,961 hours, 18,487 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Condition: Corroded
Location: Bs 365
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.

What was found

FOUND CORROSION ON FLOORBEAM AT FS 365 BETWEEN RBL 11 TO RBL 17 PASSENGER CABIN. REMOVED CORROSION AT FLOORBEAM FS 365, RB 11 TO RBL 17 IAW SRM 51-20-01. ORIGINAL MATERIAL 125 REMAINING MAT. 098 MAT LOSS .027. AREA FOUND TO BE OUT LIMIT IAW SRM 53-00-51 FIG 101. CUT OUT DAMAGE SECTION AT FS 365, LBL 9.10 TO RBL 65 IAW SRM 53-00-51. FABRICATED REPAIR PARTS IAW SRM 53-00-51, FIG 201. INSTALLED REPAIR PARTS IAW SRM 53-00-51, FIG 201. ID TAGGED REPAIR IAW PS 900-5-1, NR 04. LP 1899180.

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