Based on the latest information available, the Bayou Road boat ramp is located in Flathead County, Montana, at latitude 48.29212189 and longitude -114.22303009.

This boat ramp is a concrete ramp with a gravel parking area, and it serves as a public access point to the Flathead River. The ramp is approximately 20 feet wide, making it suitable for a variety of watercraft types.

The body of water that the Bayou Road boat ramp services is the Flathead River, which is a popular destination for recreational activities such as fishing, boating, and kayaking. The river is known for its scenic beauty, with clear water and stunning mountain views.

As for the kind of craft that are permitted on the water, the Flathead River allows for a range of watercraft, including motorized boats, canoes, kayaks, and rafts. However, it is important to note that certain regulations and restrictions may apply, depending on the type of watercraft and the section of the river being used. It is recommended to check with local authorities or the Montana Fish, Wildlife & Parks department for the most up-to-date regulations and guidelines.