As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT 1521, CORROSION FOUND ON THE GAP AREA BETWEEN THE LH SIDE WING CENTER SECTION REAR SPAR WEB AND THE SIDE FRAME BULKHEAD FITTING. CORECTIVE ACTION: THE REPAIR ACCOMPLISHED FOR THE SIDE FRAME FITTING AND THE REAR SPAR WEB AT STA955 LH WING CENTER SECTION AS PER PRI600432-14. (2333178)