Page:America's Highways 1776–1976.djvu/494

 The Bitterroot-Bighole Road in Beaverhead National Forest, Mont., exemplifies the type of forest highway constructed around 1916.

Berthoud Pass crosses the Continental Divide about 60 miles from Denver and was on a line of the main east-west highway in Colorado in 1920. This steam shovel was surplus equipment after WW I and allowed considerable savings in time and costs. 488