As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN CABIN METAL SKIN FLOOR PANEL NR 70 HAS CORROSION AROUND EDGES. REMOVED CORROSION FROM EDGES. FOUND TO BE WITHIN LIMITS. OUT OF LIMITS AT FWD INBD CORNER IAW SRM 53-01 FIG 1, 53-23-01. DAMAGE REMOVED IAW SRM 53-05 FIG 1. HFEC INSP IAW DC9 NDT SPM 06-10-01. REPAIRED PANELS IAW NDT SPM 06-10-01.001. REMOVED, REPAIRED PANELS IAW SRM 53-05 FIG 1. INSTALLED ID TAG PER DSP 900-5-1 NR 4.