As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN CABIN FLOOR HAS CRACKED INTERCOSTAL BS 344 -360, LBL 12" REMOVED AND REPLACED INTERCOSTAL P/N 141A5410U148 ON MAIN CABIN FLOOR AT BS 344-360, LBL 12" PER BOEING SRM 51-40-02-0G-0 PAR 7. DATA WAS TRANSCRIBED FROM PAPER DOC AERSALE WO 3953 NR 33327.