Based on the latest information available, the boat ramp named Coeur d'Alene River Road Shoshone County in Idaho is a concrete boat ramp. It is approximately 16 feet wide, providing enough space for boats to launch and retrieve with ease.

This boat ramp services the Coeur d'Alene River, which is an approximately 37-mile long river that flows through the northern part of Idaho. It is a popular destination for recreational boating, fishing, and other water-based activities.

Various types of watercraft are permitted to use this boat ramp, including motorboats, kayaks, canoes, and other non-motorized boats. However, it is important to note that there may be specific regulations or restrictions in place for certain types of watercraft in this area, which should be checked before using the boat ramp.

Overall, the Coeur d'Alene River Road Shoshone County boat ramp is a convenient and accessible option for those wishing to explore the Coeur d'Alene River by boat.