As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CABIN FLOOR SUPPORT TRANSVERSE BEAM AT FS 349 HAS CORROSION ON RT SIDE AT OTBD END, TOP SURFACE, MEASURES APPROX 1.1" LONG X .5" WIDE X .003" DEEP. REMOVED CORROSION IAW SRM 51-21-06, TREATED IAW 51-21-11 AND PRIMED AND PAINTED IAW 51-25-00.