As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLOOR SUPPORT- CONDITION: CORROSION LOCATION: STA 680-700 AT NUT PLATE LOC NEAR FWD DOOR DRAIN FOR L-2 DOOR (MARKED). REMOVED FLOOR SUPPORT (303974) DRILLED NEW FLOOR SUPPORT REF BAC DWG 143N5400 (953289) INSTALLED NEW FLOOR SUPPORT (953289) REF BAC DWG 1435400.