The UT 128 Moab boat ramp is located in Utah, and it provides access to the Colorado River. The coordinates of the boat ramp are latitude: 38.76005936 and longitude: -109.32544708.

Based on the latest information available, the UT 128 Moab boat ramp is a concrete boat ramp that is suitable for launching small to medium-size watercraft. The width of the boat ramp is not explicitly mentioned, but it appears to be wide enough to accommodate most boats.

The boat ramp is located on the Colorado River, which is a popular waterway for recreational boating, fishing, and other water-based activities. The Colorado River flows through multiple states and is known for its scenic beauty, rapids, and wildlife.

Various types of watercraft are permitted on the Colorado River, including kayaks, canoes, rafts, and motorized boats. However, it is essential to follow the local regulations and obtain the necessary permits before launching a boat.

In summary, the UT 128 Moab boat ramp in Utah is a concrete boat ramp that provides access to the Colorado River. It appears to be suitable for launching small to medium-size boats, and various types of watercraft are permitted on the waterway.