Use the files provided of the field survey to design the drainage for the proposed improvements to the boat ramp parking lot in Rural Retreat, VA for the 25 year storm. This is going to be a low budget project and they do not have any wiggle room for drainage structures. The County Extension Agent, Mr. Tightwad wants a proposed design consisting of a pavement section that is to be 4-inches of asphalt over 8-inches of 21-A stone