As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ALONG WHOLE SEAT TRACK SECTION MAIN CABIN BS 480- BS 690, LBL 24. EVALUATED AREA FOUND CORROSION AT SEAT TRACK SECTION BS 480 TO BS 700 OUT OF LIMITS IAW SRM 727-200 NOTED 5.4 AND SRM 53-10-5 FIG 1. R & R SEAT TRACK AT LBL 24 FROM BS 480 TO BS 690 AND BS 690 TO BS 720A, 9". INSTALLED SEAT TRACK SPLICES AT LBL 24 BS 690 AND BS 720A 9" IAW SRM 53-10-5, FIG 1.