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Determine the external wind pressure acting on ALL walls of the (30 ft by 40 ft in plan) building shown

below. The building is in an area of Virginia (V= 110 mph, risk category-II), where the terrain is

representative of exposure B. The wind direction is normal to the ridge as shown.

Use Ka=0.85 for main wind-force resisting systems, and Ke =1.

Fig: 1