SDR DALA2015032702444

Service difficulty report · Floor Support · Boeing 757351

Difficulty date: March 18, 2015
Submitted: March 27, 2015
Operation: Air carrier
Aircraft: N596NW
Make and model: Boeing 757351
Aircraft serial: 32996
Aircraft time: 41,414 hours, 13,806 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Floor Support
Condition: Corroded
Location: Bs 1640-1661
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

MAIN CABIN FLOOR, BOX BEAM INTERCOSTAL AT BL0 FROM STA 1640 AND1661 HAS CORROSION RL099, CP53-252-01L. R & R BOX BEAM INTERCOSTAL AT MAIN CABIN FLOOR AREA, STA 1640 TO 1661, BL0 IAW SRM 51-40-02, PG 21, FIG 4 AND 51-40-02, PG 7, FIG 7D AND 51-40-05, PG 2, DETAIL 1, PERMANENT REPAIR ACCOMPLISHED.