As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN CABIN LT SIDE BETWEEN STA 693-712 BATHTUB FITTING LBL 55 UNDER FLOOR CUSP WEB HAS CORROSION. REMOVED FITTING MATCH DRILLED AND INSTALLED 2EA FREEZE PLUGS ON TRAVELER 2311N01993. INSTALLED FITTING PER ERA 487368-14. REQUIRED INSPECTION COMPLETED.