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 CUSP WEB BS 1701 TO BS 1720, LBL 60. MAINTENANCE REMOVED CORROSION AND FOUND MATERIAL LOSS TO BE OUT OF LIMITS; REMOVED DAMAGED CUSP WEB BS 1701 TO BS 1720, LBL 60; FABRICATED A NEW REPLACEMENT CUSP WEB PER DWG 146N8722; INSTALLED REPAIR PART IAW B757-200 SRM 51-40-02, PG. 3 & 10.