As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LCQ - MAJOR REPAIR - DURING C-09 CHECK EXFOLIATION CORROSION WAS FOUND ON VERTICAL WEB (INTERCOSTAL) TO FUSELAGE SKIN BETWEEN BS 1500 TO 1520, RBL 2. MAINTENANCE REMOVED INTERCOSTAL BS 1500 TO 1520, RBL 2; REMOVED CORRODED LOWER "L" ANGLE FROM INTERCOSTAL; FABRICATED A NEW "L" ANGLE; INSTALLED "L" ANGLE ON TO INTERCOSTAL; REINSTALLED INTERCOSTAL IAW B737-200 SRM 51-40-02, PG. 1.