Drill and countersink inboard top skin and wing walk doublers

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I clecoed the wing walk doubles and inboard top skins to the spars and ribs.

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Match drill #40 rivet holes for nut plates along inboard edge.

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Final drilled #19 the screw holes and dimpled the one furthest aft.

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Final drilled #40 and countersunk all of the holes in the skin that are common to the wing walk doublers.

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Disassembled everything.

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Today’s Time (hours): 2.0
Wing Time (hours): 71.0
Total Time (hours): 282.0

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