As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MCN - MAJOR REPAIR - "C" - DURING INSPECTION CORROSION WAS FOUND ON FRAME AT BS 967 BETWEEN STR 27R AND STR 27L. MAINTENANCE REMOVED CORROSION AND FOUND MATERIAL LOSS OUT OF LIMITS. DAMAGED AREA OF FRAME WAS CUTOUT AND 1 EACH REPAIR SHEAR TIE WAS FABRICATED AND INSTALLED IAW B737-300 SRM 53-00-07, PG 101-104, SRM 53-60-07, PG 8-9, SRM 53-00-07 PG 219-221, AND SRM 51-20-01 PG 1.