Passenger Vehicle Traction and Chain Law Info:
This page gives you information regarding traveling on I-70. Whether you are driving your own car or renting a car, please make sure to read this information!
If conditions require, these laws could be implemented:*
Traction Law: All motorists are required to either have an all-wheel or four-wheel drive vehicle, or mud/snow tires (M+S icon), winter tires (mountain-snowflake icon), or tires with an all-weather rating by the manufacturer. Vehicles that do not have the tires or driving capabilities listed above must carry chains or an AutoSock. Highway signage will alert motorists to an active law. To learn more, visit: codot.gov/tractionlaw All tires must have a minimum of 3/16" tread depth.
Chain Law: Every vehicle must have chains or an AutoSock
Fines: Make sure you have the proper equipment to avoid fines ranging from $130 to $650
Tandem Snowplow Law: It is illegal for drivers to pass a snowplow operating in tandem formation with one or more snowplows. The snowplows have the right-of-way. For more information on how to stay safe, visit: winter.codot.gov Stay back 3 to 4 car lengths from snowplows.
Travel Forecast: For weekly updated travel forecasts, head to GoI70.com/travel
I-70 Mountain Express Lane: An eastbound toll lane runs between Empire and Idaho Springs and operates during peak travel times. To learn more, visit: expresslanes.codot.gov
*From Sept. 1 to May 31, the Traction Law is active on I-70 from Dotsero to Morrison.