As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE IN HEAVY CHECK FOUND CORROSION - RH OUTBD GUSSET CORRODED AS MARKED FR 90 REMOVED CORROSION BY BLENDING ON THE R/H O/B GUSSET AT FRAME 90. BLENDED AREA IS 4.0" X 6.0" X .025" NOMINAL THICKNESS IS .040". THIS IS OUT OF LIMITS. REF SRM 51-75-16. REMOVED RH OUTBD GUSSET FR 90 REF EMB SRM 51-40-08. REPLACED RH OUTBD GUSSET FR 90 REF EMB SRM 51-40-08