According to the latest information available, the boat ramp named Kirby Park is located in California, specifically in the city of Seaside. It is a public boat ramp that is open to the public for use. The boat ramp is wide enough to accommodate different types of boats and watercraft, including small boats, sailboats, and kayaks.

The boat ramp at Kirby Park services Monterey Bay, which is a body of water on the Pacific coast of California. This bay is known for its diverse marine life and is a popular destination for boating and water sports enthusiasts.

In terms of the types of craft permitted on the water, the regulations vary depending on the specific area of the bay being accessed. However, generally speaking, most types of watercraft are permitted on Monterey Bay, including motorized boats, sailboats, kayaks, and paddleboards.

Overall, Kirby Park boat ramp is an important access point for boaters and water sports enthusiasts looking to explore the beautiful and diverse waters of Monterey Bay. Its convenient location and wide range of permitted watercraft make it a popular destination for local and visiting boaters alike.