Idaho Transportation Department Photo Archive

This archive displays photos of the Idaho Transportation Department or its contractors building the state transportation system.
It includes photos from the Idaho Highway Historical Marker Guide, which can be obtained through the historical marker guide's main page.
To get a full-sized version of the photo, double click on the image.

The Idaho Highway Department's first truck (now the Idaho Transportation Department). The "cook shack" moved with the crews. Found in Idaho Highway Historical Marker Guide page 3.
The Triangle Construction Company Fourth of July celebration on the Lewis and Clark Highway (now U.S. 12) near Orofino, 1922. Found in Idaho Highway Historical Marker Guide page 19.
Motor patrols mixing bituminous material into surfacing in the 1926-30 era. These machines displaced pull graders making it possible to oil hundreds of miles of road annually. Found in Idaho Highway Historical Marker Guide page 40.
Wheeler (Doc) Warren, Resident Engineer, on U.S. 30 west of New Plymouth in 1920 during spring thaw. Found in Idaho Highway Historical Marker Guide page 64.
A rotary snow plow, or "Sno-Go," clears the snow off of a highway in 1945. Found in Idaho Highway Historical Marker Guide page 79.
Convicts working near White Bird on the North and South Highway (now U.S. 95) in May 1916. Guards are dressed in dark coats. Their living quarters are in the lower canyon. White Bird Hill climbs 3,000 feet in 7.2 miles following U.S. 95. White Bird Hill and the town of White Bird are named after a Nez Perce chief. Found in Idaho Highway Historical Marker Guide page 133.
Road Crew poses before heading out to work. The man second from left must be the foreman, complete with vest and baggy pants. Note the solid rubber wheels. Found in Idaho Highway Historical Marker Guide page 162.

For comments, suggestions and corrections, e-mail the Office of Public Affairs at: PublicInfo@itd.idaho.gov .

Idaho Transportation Department Old-Time Photo Archive