What was found
(UVVR) WHILE AIRCRAFT WAS STRIPPED FOR A PAINT JOB, VISUAL INSPECTION OF LT WING OVERWING FAIRING WAS DELAMANATED. AFTER FUTHER PANEL REMOVAL, FOUND CORROSION EXTENDING UNDER OVERWING FAIRING. CORROSION EXTENDING THROUGH LT WING PLANK AT W.S. 102.5 TO W.S. 107 APPROX. 10 INCHES FROM FRONT SPAR EXTENDING APPROX. 15 INCHES FROM FRONT SPAR (CORROSION FOUND IS EXFOLIATED). THIS AREA IS ONLY INSPECTED BY VISUAL MEANS DURING A 150 HOUR INSPECTION AND THE WING PLANKS ARE COVERED UP BY THE OVERWING FAIRINGS WHICH ARE FIBERGLASS OVERLAYS