Denver metro area
South Colorado Boulevard (Colorado 2), East Mexico Avenue to East Alameda Avenue
Indiana Street, West 64th Avenue to West 86th Parkway
East Colfax Avenue (U.S. 40), Colorado Boulevard to Quebec Street.
East Colfax Avenue (U.S. 40), Airport Boulevard to Tower Road
Interstate 25, Santa Fe Drive to Sixth Avenue
Havana Street/Sixth Avenue (Colorado 30), East First Avenue to Potomac Street
Central Colorado
I-25, Tomah Road and Douglas Lane
Interstate 70, Empire Junction, U.S. 40 and Fall River Road
Western Colorado
Colorado 131, south of Steamboat Springs
Colorado 135, Crested Butte south
Colorado 13, south of the Wyoming state line
I-70, Vail to U.S. 24
Colorado 82, west of Basalt
I-70, Colorado 65 to Palisade
Colorado 125, U.S. 40 north
Colorado 340 at I-70
U.S. 24, north of Leadville
North/Northeast Colorado
U.S. 34 near Hardin
U.S. 85, Colorado 60 to LaSalle (near Evans)
Colorado 93, Regent Drive to Colorado 170 (Boulder)
Colorado 52 through Fort Lupton
U.S. 34, I-25 to Colorado 257
U.S. 34 near Yuma
I-25, Weld County Road 34 to Colorado 56
I-25, Colorado 56 to Crossroads Boulevard (near Loveland)
Southwest Colorado
U.S. 160, South Fork to Shaw Creek
U.S. 160, Cielo Azul Drive to Denver Avenue in Alamosa
Colorado 17, near the junction of U.S. 160 north
U.S. 550 Red Mountain Pass
South/Southeast
I-25/Colorado 16 interchange
I-25 through Trinidad
I-25, Huerfano/Pueblo County line north 16 miles
Colorado 21, Powers Boulevard/Woodman Road interchange
I-25, Northgate to the El Paso/Douglas County Line
