Based on the latest information available, the Oak Street 173 boat ramp in Clarksville, Tennessee is a concrete boat ramp that provides access to the Cumberland River. The boat ramp is approximately 12 feet wide, which is wide enough to accommodate most watercraft sizes.

The Cumberland River is a major waterway that stretches over 700 miles from Harlan County, Kentucky to the Ohio River in Kentucky and Illinois. It is a popular spot for boating, fishing, and other water activities.

As for the kind of craft permitted on the water, there are no specific restrictions mentioned for Oak Street 173 boat ramp. However, it is recommended to check with local authorities for any regulations or restrictions on specific watercraft type or size.

Overall, the Oak Street 173 boat ramp in Clarksville, Tennessee is a reliable and accessible boat launch that provides easy access to the Cumberland River for a variety of watercraft.