1968 NI-15-5(2) (Interstate 15, Nephi to Santaquin)
The 1968 NI-15-5(2) (Interstate 15, Nephi to Santaquin, Utah) vertical, black and white (panchromatic) aerial project was acquired by the Utah Department of Highways (UDOH), now the Utah Department of Transportation (UDOT), at a scale of 1:4800 (1 inch equals 400 feet).