As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON RBL 11.5 FLOOR BEAM AT F/STA 240. TO REINFORCE THE LOWER FLANGE OF THE RBL 11.5 FLOOR BEAM AT F/STA 240, AFTER CORROSION REMOVAL. THE CORROSION IS LOCATED ON THE BOTTOM SIDE OF THE LOWER FLANGE. CLEAN CORROSION AND INSTALL LOWER REINFORCING ANGLE ONLY PER DC-6 A&B OVERHAUL MANUAL FIGURE 12-12.