Based on the available information, Brooky Bottom Park is a boat ramp located in South Dakota that services the Missouri River. The latitude of the boat ramp is 42.76102829, and the longitude is -97.08242035.

The width of the boat ramp at Brooky Bottom Park is not specified in the available information, but it is likely to be wide enough to accommodate different types of watercraft.

As the boat ramp services the Missouri River, it is more likely to permit larger boats and watercraft, including motorboats, sailboats, and jet skis. However, it is essential to check the latest information from local authorities to ensure that there are no restrictions on the type of boat that can be launched at the ramp.

It is also important to note that the latest information on Brooky Bottom Park's boat ramp is subject to change, so it is always a good idea to check the most recent information from official sources before heading out to the ramp.