As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN CARGO COMPARTMENT, FLOOR STRUCTURE BTWN STA 333.45-418 UNDER PANEL 221XBF HAS BARE METAL AND CORROSION. RESTORED SURFACE PROTECTION ONLY ON BAREMETAL AREAS. IAW B757-200 SRM 51-20-01 AND AMM 51-21-15-370-801. PERFORMED CHECK SURFACE SMOOTH, FOUND 63 MICROINCHS RA IN BLEND OUT AREAS. IAW B757 SRM 53-10-51-1A-2 AD2 STEP 2E. T90482. AND APPLIED SURFACE PROTECTION IAW B757 SRM SRM 51-20-01 AND AMM 51-21-15-370-801.