As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
YWG - MAJOR REPAIR - C - DURING C-8 CHECK CORROSION WAS FOUND ON FWD & AFT FLOOR SUPPORT BEAM Y1292 RT BETWEEN FR 15 AND FR 19. MAINTENANCE REMOVED FLOOR SUPPORT BEAM Y1292 RT, FABRICATED NEW FLOOR SUPPORT BEAM AND INSTALLED REPAIR IAW DWG 53112782.