What was found
FOUND 28 LOOSE RIVETS ON R/H WING INBOARD UPPER LEADING EDGE PANEL. REMOVED THE 28 LOOSE FASTENERS AND PREPARED AREA FOR NDT INSPECTION. HFEC OPEN HOLE AND COUNTERSINK INSPECTION ACCOMPLISHED. 4 EACH COUNTERSINKS CRACKED IN SKIN ONLY. MOVED PNEUMATIC MANIFOLD DUCT TO THE SIDE AND VACUUMED OUT SWARF. 4 CRACKED FASTENER HOLES WILL BE REPAIRED. INSTALLED FASTENERS EXCEPT ONE, FABRACATED RADIUS BLOCK ALIDOINED AND PRIMED FOR THE REMAINING FASTNER. INSTALLED REMAINING FASTENER AND RADIUS BLOCK. ALL ACCESS RESTORED. LEAK CHECK OF DUCT WAS GOOD. CLOSED PANEL .