After conducting research, it appears that the boat ramp named County Road 28 11455, Chilton County in Alabama is a public boat ramp. The exact dimensions of the ramp are not readily available, but it appears to be wide enough to accommodate most types of watercraft.

The boat ramp services Lay Lake, a 12,000-acre lake located in the Coosa River system. Lay Lake is a popular destination for fishing, boating, and other recreational activities. The boat ramp is located on the south end of the lake, near the town of Clanton.

According to the Alabama Department of Conservation and Natural Resources, all types of watercraft are permitted on Lay Lake, including motorized boats, canoes, kayaks, and sailboats. However, boaters are reminded to follow all applicable safety regulations and to respect other users of the lake.

Overall, the County Road 28 11455 boat ramp appears to be a well-maintained and popular access point for Lay Lake. Boaters should ensure that they have all necessary permits and safety equipment before launching, and should be mindful of other users of the lake.