What was found
DURING ROUTINE MAINTENANCE CHECK, FOUND TRANSVERSE FLOORBEAM BL 0 CRACKED AT STA 664. REPAIRED TRANSVERSE FLOORBEAM BL 0PER B737-57-1210. CUT OUT DAMAGED WEB, INSTALLED FABRICATED AND SB KIT PARTS PER SB 737-57-1210.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING ROUTINE MAINTENANCE CHECK, FOUND TRANSVERSE FLOORBEAM BL 0 CRACKED AT STA 664. REPAIRED TRANSVERSE FLOORBEAM BL 0PER B737-57-1210. CUT OUT DAMAGED WEB, INSTALLED FABRICATED AND SB KIT PARTS PER SB 737-57-1210.