As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
GYR - DURING C12 CHECK DISCOVERED LEVEL 2 CORROSION ON FASTENER HOLE AT BOTTOM SURFACE OF FLOOR PANEL SUPPORT ANGLE AT BL 60R AND BS 684.5. CORROSION WAS FOUND TO BE OUT OF LIMITS. INSTALLED NEW FLOOR PANEL SUPPORT ANGLE AT BL 60R AND BS 684.5.