According to the latest information available, the boat ramp named State Route 6 Maine is located at latitude 45.51620483 and longitude -69.67822266 in Maine. This boat ramp is a concrete ramp that is suitable for launching small to medium-sized watercraft.

The width of the ramp is not specifically mentioned in the available information, but it is reported to be in good condition and capable of accommodating a variety of boats. It is unclear if the ramp is ADA compliant.

The boat ramp services the Sebasticook Lake, which is a freshwater lake located in central Maine. This lake is known for its bass fishing and is a popular destination for recreational boating, fishing, and swimming.

Regarding the kind of craft permitted on the water, the latest information available indicates that powerboats, canoes, kayaks, and other small watercraft are permitted on the lake. However, there may be certain restrictions or regulations in place regarding the use of certain types of watercraft or motor sizes, so it is always best to check with the local authorities before launching any watercraft.

In summary, the State Route 6 Maine boat ramp is a concrete ramp that services the Sebasticook Lake in central Maine. It is suitable for small to medium-sized watercraft and permits a variety of boats, including powerboats, canoes, and kayaks. The width of the ramp is not specifically mentioned, but it is reported to be in good condition.