Based on the latest information available, the boat ramp named Monticello Drive 8517 is a concrete boat ramp located in Granbury, Texas. It is approximately 12 feet wide, making it suitable for launching small boats and personal watercraft.

This boat ramp services the nearby body of water, Lake Granbury. Lake Granbury is a man-made reservoir located on the Brazos River in North Texas. It covers approximately 8,310 acres and has a maximum depth of 75 feet.

A variety of watercraft are permitted on Lake Granbury, including motorized boats, sailboats, and personal watercraft such as jet skis. However, there may be restrictions on the size and speed of boats allowed on the lake, as well as certain areas where boating is not permitted. It is important to check the local regulations and guidelines before launching any watercraft at Monticello Drive 8517 or any other boat ramp in the area.