As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(SUPPORT TASK) FLOOR SUPPORT BS 991-1015 LBL31 CORRODED IN AFT M AIN CABIN REMOVED CORRODED FLOOR SUPPORT AND INSTALLED NEW FLOOR SUPPORT P /N 147A5710U16 IAW BOEING DWG #1417A5700 REV "A". DATA WAS TRANS CRIBED FROM PAPER DOC AERSALE WO 3545 NR 25760 ACP BY MECH 34 INSP BY