What was found
THE LOWER CENTER BOX SKIN ON THE LT WING WAS FOUND CRACKED AT THE S-14 RUNOUT AT WS 248. THE CRACK RUNS FORE AND AFT THROUGH THE OUTBOARD MOST FASTENERS OF S-14 AND IS APPROX 2 IN LENGTH. STOP DRILL CRACK WITH A .5 HOLE LOCATING THE HOLE .25 AHEAD OF THE CRACK TIP IF CRACK DOES NOT END IN FASTENER HOLE. FABRICATED REPAIR PARTS AND DRILLED FASTENER HOLES PER ATTACHED FIGURE TO ER/A.