As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING HEAVY CHECK, CROSSBEAM AT FRAME 17 BETWEEN RT FUSELAGE AND SEAT TRACK 10.748 IS CORRODED. MAINTENANCE COMPLIED WITH PERMANENT REPAIR OF CROSSBEAM FRAME 17 AREA BETWEEN RT FUSELAGE AND SEAT TRACK 10.748 IAW ETD 2015-170-078655, IPM 12 AND IPM 44 FOR WORK DETAILS.