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-15 CHECK INTERGRANULAR CORROSION WAS FOUND ON SHEAR WEB BETWEEN BS 986.5 & BS 1006, RBL 45 TO RBL 65. MAINTENANCE REMOVED CORRODED SHEAR WEB FROM BS 986.5 TO BS 1006, RBL 45 TO RBL 65; FABRICATED A NEW REPLACEMENT SHEAR WEB; INSTALLED REPAIR PART IAW B737-200 SRM 51-30-02 FIG 007.