Step 8 of 8

The formula to the right uses the attack angle, fence height, and porosity to calculate the setback of the fence.

The setback calculated for this case study at Gaylord, MN, is 205 ft. (62.5 m).

Formula for Fence Setback

D = H (sina) (12 + 49P + 7P^{2} - 37P^{3})