Based on the latest information available, the Alpine boat ramp is located in Wyoming and has a latitude of 43.16809464 and a longitude of -111.02225494. It is a concrete boat ramp that is available for public use. The ramp is approximately 16 feet wide and provides ample space for launching and retrieving boats.

The Alpine boat ramp services the Palisades Reservoir, which is a large body of water spanning across Wyoming and Idaho. The reservoir is primarily used for recreational purposes, including boating, fishing, and swimming. It is a popular destination for locals and tourists alike.

The type of craft permitted on the water depends on the rules and regulations set by the managing authority. In this case, the Palisades Reservoir is managed by the Bureau of Reclamation. According to their website, motorized boats, sailboats, kayaks, and canoes are all permitted on the reservoir. However, there may be restrictions on engine size, speed limits, and other factors.

Overall, the Alpine boat ramp is a popular and well-maintained facility that provides easy access to the Palisades Reservoir. It is an important resource for boaters and other water enthusiasts in the area.