As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING D-CHECK INSPECTION, FOUND LEFT WING RIB CRACKED AT TOP OF RIB, WS 171 AS MARKED. REMOVED STIFFENER, FABRICATED ANGLES OF 7075-0 AND HEAT TREATED TO 7075-T6 PER BAC DRAWING 53-98012-5. INSTALLED ANGLES PER DWG 53-98012-5 INSTALLED STIFFENER PER SRM 51-30-2. (M)