What Colorado’s new traction law indicates for ski season travel on I-70


Heavy westbound I-70 traffic just west ...
Heavy westbound I-70 targeted traffic just west of the Eisenhower tunnel on Dec. 22, 2018. (Andy Cross, The Denver Post)

On Sept. 1, Colorado’s new Interstate 70 traction law went into impact, and it will influence outside aficionados and westward travelers this ski season. Just before the climate turns nasty, here’s what drivers will need to know to keep ticket-free of charge:

Which roads are aspect of this new law?

The new traction needs are mandatory for all drivers traveling on Interstate 70 involving Dotsero and Morrison. Other roads will see driving restrictions only when there are adverse climate circumstances.

Connected: How to navigate I-70 targeted traffic for the duration of ski season with out losing your thoughts

What does my vehicle will need to be compliant?

The new law mainly impacts drivers of two-wheel-drive automobiles. For nine months of the year, September by way of May possibly, two-wheel-drive vehicles will have to have specialized winter tires or traction devices when driving on the mountainous section of I-70 — no matter what type of climate is going on.

Below the new law, drivers will will need:

  • All-season tires with a mud/snow designation (usually recognized as “M+S”)
  • Snow tires


  • Drivers may possibly use their normal tires if they carry traction chains or AutoSocks.

What if I have a 4-wheel-drive car?

Tires on all automobiles, which includes ones with 4-wheel-drive, will have to have minimum tread depths of 3-sixteenths of an inch. The old law expected just an eighth of an inch.

What takes place if I’m caught with out the right tires?

Violators will be offered a $100 citation with a $32 surcharge. If a driver winds up closing 1 or a lot more lanes of targeted traffic, that fine jumps to $500 with a $156 surcharge.

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