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Drivers Ed Videos | Smart Highways, Smarter Drivers

Smarter Highways, Smarter Drivers

In Washington state, on the busiest stretch of Interstate 5, motorists can see trouble coming a mile away — all they need to do is read the signs.

Overhead, new high-tech gantries display real-time traffic information about collisions or construction work ahead. Digital speed limits automatically adjust to roadway conditions. Yellow arrows tell drivers to merge. Green arrows show open lanes. And a red x marks a closed lane.