The plan calls for installing traffic signals above eastbound Interstate 70 on the west side of the tunnel that will cycle every 4 to 8 seconds so that vehicles only stop briefly before entering the tunnel.

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November 30, 2012

Colorado transportation officials are dumping past methods intended to untangle weekend traffic jams at the Eisenhower Tunnel in favor of one that will seem familiar to metro-area motorists who merge onto Interstate 25 during rush hour. The Colorado Department of Transportation will now test continuous-flow metering as a way to keep vehicles moving through the tunnel when there is a traffic slowdown…