As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING ROUTINE B-CHECK INSPECTION, CORROSION WAS FOUND ON LONGERON 25 LEFT BETWEEN FUSELAGE STATIONS 1550 AND 1570. CORRODED SECTION WAS REMOVED. REPAIR OF THE AREA WAS ACCOMPLISHED BY INSTALLING A NEW SECTION IAW FAA DER APPROVED DRAWING 853-40-96. (M)