What was found
AIRCRAFT GROUNDED FOR HEAVY MAINTENANCE C-17. IN COMPLIANCE OF GENERAL VISUAL INSPECTION-CORROSION PREVENTION TASK CARD 53-800-10-01, THE FOLLOWING FINDINGS WERE NOTED: BULGED SKIN AT STA 1400 BETWEEN STRINGER 26L AND 27L. WORK IN PROGRESS. REPAIRED BULGED SKIN STA 1400 STR 26L 27L IAW B757 SRM 51-40-02. THE MAINTENANCE IDENTIFIED HERE ON WAS ACCOMPLISHED AND INSPECTED IN ACCORDANCE WITH CURRENT FEDERAL AVIATION REGULATIONS AND WAS FOUND AIRWORTHY.