Route: All Interstates [The Utah Department of Transportation states that all Interstate routes in the State are designated NRHM routes.]
Prescribed Route, All NRHM Hazmats

Route: Interstate 15 from Idaho to Interstate 84
Preferred Route, Class 7 HRCQ Radioactive

Route: Interstate 80 from Interstate 84 to Wyoming
Preferred Route, Class 7 HRCQ Radioactive

Route: Interstate 84 from Interstate 15 to Interstate 80 [Note: The Perry Port of Entry on I-15/I-84 is a designated safe haven for radioactive materials in transit.]
Preferred Route, Class 7 HRCQ Radioactive