What was found
PDX- TWO CRACKS UNDER MAIN CABIN DOOR THRESHOLD FLOOR STRUCTURE AT FRAME 4175 ON FLOORBEAM SUPPORT BL 45.176L. REPAIRED IAW FOKKER SRM 51-31-01.
- Difficulty date
- March 30, 2000
- Submitted
- April 11, 2000
- Operation
- Air carrier
- Aircraft
- N487US
- Make and model
- Fokker F28MK4000
- Aircraft serial
- 11238
- Aircraft time
- 29,567 hours, 36,144 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Threshold
- Condition
- Cracked
- Location
- Pax Door
- 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.