What was found
CRACKED RIB AND UPPER CLIP L/E STA 159: LT HORIZONTAL STAB FIXED L/E NOSE CAVITY. REPAIR DAMAGE AREA IAW EI NO T2011A55B-301 REV 00 AND REV 01.
- Difficulty date
- February 8, 2011
- Submitted
- March 5, 2011
- Operation
- Air carrier
- Aircraft
- N409MC
- Make and model
- Boeing 74747UF
- Aircraft serial
- 30558
- Aircraft time
- 47,293 hours, 7,124 cycles
- System (JASC)
- 5511 · Horizontal Stabilizer, Spar/Rib
- Part
- Rib
- Condition
- Cracked
- Location
- Horizontal Stab
- Stage of operation
- NR
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.