What was found
SDI - CRACK DET - REAR SPAR LOWER SURFACE FLANGE BETWEEN RIB 12 & RIB 13. COMPLIED WITH UNDER EXELTECH W/O YUL000780 NON-ROUTINE 284. REFER TO THIS NONROUTINE FOR MTC ACTION. SUPPLEMENTAL - SDR CLOSED 09/13/07.
- Difficulty date
- August 27, 2007
- Submitted
- September 13, 2007
- Operation
- Air carrier
- Aircraft
- N637AS
- Make and model
- Aerosp ATR72
- Aircraft serial
- 383
- Aircraft time
- 30,919 hours, 35,004 cycles
- System (JASC)
- 5711 · Wing Spar
- Part
- Spar
- Condition
- Cracked
- Location
- Wing
- 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.