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 WEB BTW FR 87 AND Y= +300 / Y=-1200; REF TOMX WO: N354JB/2047 NR-00229 - CORROSION ON SHEAR PANEL CENTRAL AND LH SIDE BTW FR87 AND Y= +300 / Y=-1200 WAS REMOVED AND EVALUATED OUT LIMITS PER EMB 190 SRM 51-12-01, SRM 51-10-03 AND SRM 53-23-- 10/AD53. THEREFORE WERE REPLACED BY NEW SHEAR PANELS PER EMB 190 SRM 51-42-01, SRM 51-42-02.