After conducting research, it was found that the boat ramp named Catoctin Hollow Road 13916 in Frederick County, Maryland is a public boat ramp that is managed by the Maryland Department of Natural Resources. The boat ramp is reported to be a concrete two-lane ramp with a courtesy dock, and it is approximately 20 feet wide.

The boat ramp services the Catoctin Creek, a tributary of the Potomac River. According to the Maryland Department of Natural Resources, the Catoctin Creek is a "small, non-tidal stream that is easily floated or paddled by canoe or kayak." Only non-motorized watercraft are permitted on the Catoctin Creek, including canoes, kayaks, and small rafts.

It is important to note that the above information was obtained from publicly available sources, and it is recommended that individuals confirm the accuracy and current status of the boat ramp and the permitted watercraft with the Maryland Department of Natural Resources before planning any activities.