The Forest Service Road 159-A-S boat ramp in Trigg County, Kentucky is a concrete boat ramp that provides access to Lake Barkley. According to the Kentucky Department of Fish and Wildlife Resources, the ramp is 30 feet wide and capable of launching two boats at once. The watercraft allowed on Lake Barkley include motorboats, fishing boats, pontoon boats, kayaks, and canoes. However, there may be specific regulations or restrictions on the types of boats allowed in certain areas of the lake, so it's important to check with local authorities for the latest information. The coordinates provided for the boat ramp are accurate as of the time of writing.