US 285 Southbound / Northbound Poncha Pass (Milemarker 119-126)
US 285 Southbound / Northbound Red Hill Pass (Milemarker 186-228.5)
US 285 Southbound / Northbound between Pine Jct. and Morrison (Milemarker 229-250)
CO 9 Southbound / Northbound Hoosier Pass (Milemarker 73-80)
I-70 Westbound / Eastbound between Vail and Copper Mountain (Milemarker 178-195)
I-70 Westbound / Eastbound between Silverthorne and Georgetown (Milemarker 205-228)
I-70 Westbound / Eastbound between Idaho Springs and Denver/C-470 (Milemarker 241-259)
US 6 Westbound / Eastbound Loveland Pass (Milemarker 220-229)
Passenger vehicles are required to have snow or mud/snow tires, use chains/alternative traction devices, or be a 4WD/AWD vehicle.
Commercial Vehicle Chain Law
US 285 Southbound / Northbound Poncha Pass (Milemarker 119-126)
US 285 Southbound / Northbound Fairplay - South of Pine Junction (Milemarker 183-228.5)
CO 9 Southbound / Northbound Hoosier Pass (Milemarker 73-80)
I-70 Eastbound Vail to Vail Pass Summit (Milemarker 178-190)
I-70 Eastbound Silverthorne to Eisenhower Tunnel (Milemarker 205-213)
I-70 Westbound Georgetown to Eisenhower Tunnel (Milemarker 228-215)
US 6 Westbound / Eastbound Loveland Pass (Milemarker 220-229)
Chains or alternative traction devices (ATDs) required for all CMV, including buses and vans of 16+ capacity. EB CMVs – There is no truck parking east of Milepost 133 or in Vail Valley. Trucks waiting out the chain law should not proceed past Dotsero – exit 133.
