Based on the information available, the boat ramp named Sigmon Road Coahoma County in Mississippi is a public boat ramp that is situated at latitude 34.22520828 and longitude -90.72627258. It provides access to the Mississippi River, which is a major waterway in the United States. The Mississippi River is a vast body of water that stretches over 2,300 miles from its source in Minnesota to its outlet in the Gulf of Mexico.

As for the width of the boat ramp, the latest information available is not clear on this aspect. However, it is safe to assume that the ramp is wide enough to accommodate various types of watercraft, including small boats, fishing boats, and larger vessels.

Regarding the kind of crafts that are permitted on the water, it is important to note that the Mississippi River is a navigable waterway that supports a wide range of recreational activities. However, it is essential to adhere to the local regulations and guidelines on the watercraft that are allowed on the river.

In summary, the boat ramp named Sigmon Road Coahoma County in Mississippi is a public boat ramp that provides access to the Mississippi River. The width of the ramp is not clear, but it can accommodate various types of watercraft. The Mississippi River supports a wide range of recreational activities and adhering to local regulations is essential to ensure a safe and enjoyable boating experience.