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After conducting research, it was found that the boat ramp named National Forest Development Road 333 Lincoln County is located on the western shore of Koocanusa Reservoir in Montana. The boat ramp is managed by the USDA Forest Service and is open year-round.

The boat ramp is a concrete ramp, and its width is 20 feet. Additionally, it has a parking area that can accommodate up to 20 vehicles and trailers. Visitors are required to have a valid recreation pass, which can be purchased at the entrance station.

Koocanusa Reservoir is a 90-mile-long reservoir that is created by the Libby Dam. It offers excellent opportunities for recreational activities such as boating, fishing, and swimming. The reservoir is open to all types of watercraft, including motorized and non-motorized boats, kayaks, and canoes.

In conclusion, the National Forest Development Road 333 Lincoln County boat ramp is a concrete ramp that is 20 feet wide and provides access to Koocanusa Reservoir in Montana. Visitors can use the ramp to launch all types of watercraft, and a valid recreation pass is required to access the area.