The route looped around the Colorado River east of town and terminated at I-70 at exit 44.

was a four-mile (6.4 km) route that served Rifle and overlapped US 6 from exit 87 on I-70 to State Highway 13 (SH 13, Railroad Avenue).

It turned south and crossed the Colorado River before terminating at exit 90.

The 0.22-mile (0.35 km) route is currently unsigned and runs along 9th Street before terminating at a roundabout at US 6.

On the other side of the roundabout, the road continues as Church Street.

The route then heads northward over the Colorado River in the northern city limits of Eagle, intersecting Chambers Avenue and Loren Road before meeting its northern terminus with I-70.

The intersection forms a dumbbell interchange, and Eby Creek Road continues north.

makes a slight southwest turn as it runs along a bridge over a railroad line, then turns back to the south before crossing another bridge over the Eagle River.

It started at the dogbone interchange at exit 167 from the Interstate and went south along Avon Road.

It was signed along Main Street from the exit 201 diamond interchange and passed through downtown.

It turned to the north on SH 9, known locally as Summit Boulevard, and terminated at a roundabout at the diamond interchange at exit 203 on I-70.

[citation needed] Major intersections The entire route is in Clear Creek County.

The route ends at exit 262 on I-70 at a diamond interchange in West Pleasant View while US 40/Colfax Avenue continues toward the mountains.

It starts at a diamond interchange at exit 295 at I-70 as Watkins Road as it enters town.

The route is only signed at exit 295 along I-70 and is referred to as a business loop instead of a spur.

The route starts at I-70 at exit 310 at a diamond interchange as Arrowhead Street.

It starts at a diamond interchange at I-70 at exit 328 and runs along Cedar Street through downtown before terminating at SH 40 (1st Avenue).

It starts at exit 359 west of Limon at a diamond interchange and heads south along with US 24, US 40, and US 287.

It makes a left turn at the first traffic signal and enters town as Main Street.

It starts at a diamond interchange at exit 412 on I-70 and goes north as County Road 23 (1st Avenue).

[1] Major intersections The entire route is in Kit Carson County.

It starts at a diamond interchange east of Burlington as Rose Avenue.

After passing through downtown, it makes a left turn at Lincoln Street, remaining concurrent with US 385 until it meets I-70 again at another diamond interchange where it terminates.

[1][2] Major intersections The entire route is in Kit Carson County.