Based on the latest information available, the Big River Boating Site is a popular boat ramp located in Oregon at latitude 43.81744 and longitude -121.49683. The boat ramp is primarily designed to provide access to Big River, which is a popular destination for boating, fishing, and other water-based recreational activities.

The Big River Boating Site is a relatively wide and spacious boat ramp, measuring approximately 25 feet in width. This makes it suitable for a wide range of different boats and watercraft, including larger vessels such as pontoon boats and fishing boats.

In terms of the type of watercraft that are permitted on Big River, the site is open to a wide range of different craft. This includes everything from kayaks and canoes to larger motorized boats and jet skis. However, it's worth noting that there may be some restrictions on the size of boats that are allowed to use the ramp, so it's always a good idea to check local regulations before launching your vessel.

Overall, the Big River Boating Site is a great option for anyone looking to enjoy the beautiful waterways of Oregon. Whether you're an experienced boater or just looking to try out some new water-based activities, this boat ramp is definitely worth checking out.