The first diverging diamond interchange in the U.S., which opened ... Administration says the interchanges — sometimes called double diamonds — are safer than traditional designs.

Reader question: Do diverging diamond interchanges cost less to build than traditional diamond interchanges or roundabouts? Are they safer than roundabouts? Why change from roundabouts? Answer ...

As traffic seems to get greater in the state of Colorado, city planners are coming up with numerous ways to cut down on the ...

Scott County officials have agreed to move toward final designs for proposed $38 million in interchange improvements to Highways 169 and 41. In a workshop session following Tuesday’s County ...

ADOT plans a diamond interchange for SR 347 over Riggs Road to ease congestion and improve safety by early 2026.

It's the Diverging Diamond Interchange (DDI) at Colonial Boulevard, a project that started in early 2021 and is expected to wrap up sometime this spring with the goal of improving the traffic flow ...

As the finishing touches are wrapped up on the Diverging Diamond Interchange in Fort Myers (at Colonial Boulevard and Interstate 75), the anticipation grows for the first-ever Diverging Diamond ...

SAVAGE – A tight diamond layout is emerging as an alternative concept for the intersection of Highway 13 and County Road 101. The design changes are part of the ongoing process between the ...