What was found
DURING INITIAL INSPECTION A CRACK WAS FOUND ON INTERCOSTAL BETWEEN STA 660/685 AND STR 12 LT AT PASSENGER CABIN. CRACK WAS DELIMITED WITH 0.437" LENGTH, PER B757 NDT MANUAL. INTERCOSTAL BETWEEN STA 660/685 AND STR 12 LT WAS REPLACED.
- Difficulty date
- September 29, 2020
- Submitted
- October 5, 2020
- Operation
- Air carrier
- Aircraft
- N706TW
- Make and model
- Boeing 7572Q8
- Aircraft serial
- 28165
- Aircraft time
- 87,012 hours, 22,591 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Intercostal
- Condition
- Cracked
- Location
- Bs 660-685
- 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.