What was found
WEB CRACKED VERT STAB INTERIOR, VERTICAL WEB OVER S-DUCT IS CRACKED AT BOTH LOWER CORNERS (2 PLACES). REMOVED FASTENERS DYE PEN'D STOP DRILL, NO CRACK NOTED AFTER STOP DRILL HOLES ON BOTH SIDES, FABRICATED NEW DOUBLERS AS PER SRM 53-10-4 FIG 17. INSTALLED DOUBLER AND SHIM ON LT SIDE OF WEB. INSTALLED RT SIDE DOUBLER AS PER SRM 53-10-4 FIG 17.