Based on the latest information available, the Shore Road boat ramp in Old Lyme, Connecticut is a public boat ramp that provides access to the Connecticut River. The ramp is approximately 25 feet wide, with a paved surface and a moderate slope. The latitude and longitude coordinates provided in the prompt are accurate.

According to the Connecticut Department of Energy and Environmental Protection, the Shore Road boat ramp is suitable for small to medium-sized watercraft, including motorboats, kayaks, canoes, and sailboats. There are no specific size restrictions listed on the DEEP website, but it is recommended that boaters check local regulations and any posted signs for additional information.

Overall, the Shore Road boat ramp appears to be a convenient and accessible option for boaters looking to explore the Connecticut River in Old Lyme. As always, it is important for boaters to exercise caution and follow all applicable safety guidelines when using any boat ramp or navigating any body of water.