As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UPON REMOVAL OF AFT CARGO RT TRANSITION PANEL BET STA 1440 TO 1530, FOUND INTERCOSTAL BET STA 1440 AND 1460 BET S26R AND S27R HAS CORROSION (SAA-117-011) FOUND INTERCOSTAL WEB OUT OF LIMITS AT STA 1440 AND STA 1460 STR 26R, L=5.00" W=3.00" D=.013. INSTALLED ON CARD 011769, COPY ATTACHED SRM 53-00-53 FOR OUT OF LIMITS.