As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT IN BASE MAINTENANCE: CORROSION ON PASSENGER CABIN FLOOR Z ANGLE LOCATED AT BS 998.8 AND LBL 40. REPLACED Z ANGLE PER SRM 51-10-02-0G. **SUPPLEMENTAL REPORT FOR AALA202301183490: ENGINEERING REVIEWED THIS EVENT AND DETERMINED THE CORRECT LEVEL WAS LEVEL 2 NOT LEVEL 1. SECTION 7 CORROSION LEVEL FIELD WAS CORRECTED ACCORDINGLY**