What was found
HEAVY CHECK COE / MAJOR REPAIR: AFT UPPER SPAR BETWEEN RIB 4L - 4R HAS RUB STRIP WORN OUT OF LIMITS. MAJOR REPAIR PER ATR SRI LT WING AFT UPPER SPAR STRIP REPAIRED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
HEAVY CHECK COE / MAJOR REPAIR: AFT UPPER SPAR BETWEEN RIB 4L - 4R HAS RUB STRIP WORN OUT OF LIMITS. MAJOR REPAIR PER ATR SRI LT WING AFT UPPER SPAR STRIP REPAIRED.