As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN CABIN FLOOR HAS CORROSION AT BS1640 BETWEEN RBL 0 AND RBL 56 UNDER NUT CLIPS ON TOP OF HAT CHANNEL SUPPLEMENTAL DATA UPDATE MAJOR REPAIR ACCOMPLISHED: AFTER CORROSION REMOVAL FOUND MATERIAL LOSS BEYOND LIMITS. REPLACED NEW T-CHORD AND STRAPS AND ANGLES. AREA TREATED AND PRIMED.