As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ACFT DOWN FOR C-CHECK. CORROSION FOUND A RT SEAT TRACK BETWEEN FS 100.80 - 428.5. BLENDED MULTIPLE AREAS OF CORROSION, MAX BLEND DEPTH .008 MAX LENGTH X WIDTH 8X.5", REMAINING MATERIAL .412. DONE IAW RD 8/4-53-884. BLENDS FOUND TO BE WITHIN LIMITS. PERFORMED FPI ON BLENDED TRACK IAW CH 8, NO DEFECTS NOTED. TREATED IAW RD 8/4-53-884.