Heavy Haulers operates frequently on Utah roads. The state’s main interstate highways include:

• I-15 - runs north/south through the middle of the state, from Idaho to Arizona;

• I-70 - travels east across the middle of the state, from I-15 into Colorado;

• I-80 - runs east/west across the northern portion of the state, between Nevada and Wyoming;

• I-84 - cuts diagonally southeast across the northeast corner of the state, between Idaho and Wyoming.

Heavy Haulers ships cargo in Arizona. The major trade corridors in the state run east/west through Flagstaff, east/west through Phoenix and east/west through Tucson. Another route runs from Flagstaff south through Tucson. Arizona interstate routes include:

• I-8 - splits from I-10 in the lower middle of the state and runs west through Yuma into Mexico;

• I-10 - enters from New Mexico in the lower northeast corner, then runs north through Tucson before ending in Phoenix;

• I-15 - cuts across the northwest corner of the state, running between Nevada and Utah;

• I-17 - travels north/south between Flagstaff and Phoenix in the middle of the state;

• I-19 - runs south from Tucson to the border with Mexico;

• 1-40 - goes through Flagstaff in the middle of the state, traveling east/west from California to New Mexico.