What was found
PDX- VERTICAL RIB ON AFT PRESSURE BULKHEAD BELOW THE FLOOR ON THE FORWARD SIDE HAS CRACKS AROUND THE LOWER RIVET HEADS. REMOVED VERTICAL RIB, FABRICATED NEW BRACKET AND INSTALLED IAW FOKKER SRM 51-31-01 AND 51-30-02.
- Difficulty date
- August 7, 1997
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Aircraft
- N490US
- Make and model
- Fokker F28MK4000
- Aircraft serial
- 11152
- System (JASC)
- 5312 · Fuselage Main, Bulkhead
- Part
- Bulkhead Rib
- Condition
- Cracked
- Location
- Aft Press Blkhd
- Stage of operation
- IN
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.