What was found
DURING ROURINE C-CHECK REPLACE EXTERNAL FUSELAGE SKIN AT STATION 1695 LONGERON 36 REPAIR DUE TO DTA REQUIREMENTS. REMOVED EXISTING REPAIR. REMOVED DAMAGE, FABRICATED REPAIR PARTS, LOCATED, DRILLED, REMOVED, TREATED, PRIMED AND INSTALLED REPAIR PARTS AND INSTALLED NEW FASTENERS. IAW EO COO-8-53-423-04.