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  • Improve safety by reducing I-90 mainline merging and weaving conflicts

  • Maintain consistent traffic flow and speeds on I-90 mainline

  • Reduce the number of I-90 exit/entrance points while meeting the demand for access to and from the interstate

  • Allow for closely spaced interchanges to function safely and effectively for local and regional traffic

  • Enable vehicles to accelerate/decelerate to appropriate speeds before entering/exiting I-90 mainline

Typical cross section of the proposed design for eastbound and westbound collector-distributor roads on both sides of I-90 between US-95 and 4th Street

Open PDF to see detailed view of collector-distributor cross section

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