As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AREAS OF CORROSION ON RT KEEL BEAM WEB AROUND HYD BULKHEAD FITTINGS AT STATIONS 1110 & 1117, APPROX 11 INCHES BELOW THE PRESS DECK. ADDITIONAL RELATED AREA ON LT KEEL BEAM WEB AT STATION 1115 APPROXIMATELY 15 INCHES BELOW THE PRESS DECK. REPAIRED CORRODED WEB AREAS IAW EA B757-53-036389.