Based on the available information, the Ohatchee boat ramp is located in Alabama at latitude 33.7623558 and longitude -86.04337311. This boat ramp is situated on the Coosa River, which is a major waterway in the southeastern United States.

The Ohatchee boat ramp is a public facility that offers access to the Coosa River for recreational boating purposes. It is a popular spot for fishing, boating, and other water-based activities. The ramp itself is quite wide, allowing for multiple boats to be launched simultaneously. The specific width of the ramp is not available, but it appears to be large enough to accommodate a variety of watercraft.

As for the types of watercraft permitted on the Coosa River, the answer is somewhat complex. In general, most types of recreational boats are allowed on the river, including powerboats, sailboats, canoes, and kayaks. However, there are certain restrictions and regulations that apply to specific areas of the river, so it is important to check local regulations and guidelines before launching any type of watercraft.

In general, the Coosa River is known for its excellent fishing opportunities, particularly for bass and catfish. Anglers can also catch a variety of other fish species, including crappie, bluegill, and redear sunfish. The river is also popular for boating, water skiing, and other water-based activities.

Overall, the Ohatchee boat ramp is a great place to launch a watercraft and enjoy all that the Coosa River has to offer. It is a well-maintained facility that is open to the public, and it provides easy access to one of Alabama's most popular waterways.