As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING HEAVY MAINTENANCE: CORROSION ON PREVIOUS REPAIR DOUBLER PLATE OF CENTRAL LONGITUDINAL BEAM LOCATED BTW FR84-FR85 AND Y=280LH OF CABIN PAX FLOOR STRUCTURE AT CENTER FUSELAGE III (W2); (RESOLVED ON W/O: 1308135 TASKCARD: NR-00016 ) REF: TOMX W/O 2552 N/R 00087 REPLACED PER EMB-190 SRM 51-12-01, SRM 51-10-03,SRM 51-75-16 AND SRM 53-23-10/REP 54.P.