Wyoming Highway 317

Wyoming Highway 317 is a north–south state highway in northeastern Platte County, Wyoming, United States that connect U.S. Route 26, west of Guernsey with Guernsey State Park and serves as the park's south entrance.

Route description

WYO 317 begins at US 26 just west of Guernsey. It proceeds northward to Guernsey State Park, where it ends at 1.66 miles.
The roadway continues as Lakeside Drive and crosses the Guernsey Dam, an earth-fill dam on the North Platte River. Lakeside Drive then runs along the eastern side of the Guernsey Reservoir to the north park entrance and then out to Wyoming Highway 270 northeast of the park.