As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SAL - DURING C11 CHECK DISCOVERED LEVEL 2 CORROSION LOCATED ON WEB AT BS 1620 TO BS 1640 AT BL 60L. CORROSION WAS FOUND TO BE OUT OF SRM LIMITS. MAINTENANCE FABRICATED AND INSTALLED NEW WEB AT BS 1620 TO BS 1640 AT BL 60L IAW BOEING 757-200 SRM 51-40-02.