When finding the hay barn relative to access streets, other buildings and utility traces, allow clearance for the largest vehicle that is anticipated for use around the life of the barn. Semi-trailers need a minimum 55-foot turning radius and 13.5 foot inside top clearance. Self-propelled bale wagons involve 17 ft https://kingswoodhomes.uk.com/news/love-at-first-sight-at-spinners-brook/