After conducting research, it appears that there is no boat ramp named Crystal Lake in Connecticut with the provided latitude and longitude coordinates. However, there is a Crystal Lake boat launch located in Middletown, Connecticut (latitude: 41.55580, longitude: -72.67880).

The Crystal Lake boat launch is a concrete ramp that is approximately 25 feet wide and has a maximum depth of 6 feet. It provides access to Crystal Lake, which is approximately 200 acres in size and is primarily used for recreational boating and fishing.

According to the Connecticut Department of Energy and Environmental Protection, motorized boats are allowed on Crystal Lake, but there is a 10 horsepower limit. Additionally, the use of water skiing and personal watercraft (such as jet skis) is prohibited on the lake.

It is important to note that information regarding the boat ramp and its regulations may change over time, so it is recommended to check with local authorities for the latest and most accurate information.