1957 AS-2-57 (Interstate 15, Beaver to State Route 91)
The 1957 AS-2-57 (Interstate 15, Beaver to State Route 91, Utah) vertical, black and white (panchromatic) aerial project was acquired by the Utah State Road Commission (USRC), now the Utah Department of Transportation (UDOT), at a scale of 1:4800 (1 inch equals 400 feet).