As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLOOR SUPPORT BETWEEN CENTER & LH OMEGA BEAM HAS CORROSION @ FRAME 20- R&R FLOOR SUPPORT BETWEEN CENTER AND LH OMEGA BEAM, NUTPLATE HOLES NEED PICKED UP. INSTALLED NUTPLATES ON NEW FLOOR SUPPORT. R&R FLOOR SUPPORT BETWEEN CENTER AND L/H OMEGA BEAM.