Tag: Diverging Diamond Interchange

Diverging Diamond Interchanges: A Coast-to-Coast Trend

By Steve Kuntz, PE, DBIA, and Howard Zabell, PE Earlier this year, the Commonwealth of Virginia opened its fifth diverging diamond interchange. Set over Interstate...

Reinforced Earth Walls Support Northern Virginia’s First Diverging-Diamond Interchange

About 40 miles west of Washington, DC along the I-66 corridor, Prince William County, Virginia has been experiencing rapid growth. In Haymarket, VDOT implemented...

TxDOT Builds a Rare Diverging Diamond

Explosive Growth in Austin Triggers Novel Traffic Solution By Bob Austin, P.E. The MoPac Expressway intersections at Slaughter Lane and La Crosse Avenue in southwest Austin...

AMT’s Southgate/US 460 Bypass DDI Wins National Recognition Award

A. Morton Thomas and Associates, Inc. (AMT) received a National Recognition Award from the American Council of Engineering Companies for exceptional engineering design work on the Southgate Drive / US 460 Bypass Interchange project in Blacksburg near Virginia Tech.

Colorado HPTE Celebrates 10 Years of Mobility Improvements

The Colorado High Performance Transportation Enterprise (HPTE) celebrates its 10th year of progress in accelerating mobility for the state. HPTE pursues delivery options to accelerate construction schedules, increase scope of projects and reduce risk for taxpayers.

Diverging Diamond Interchange (DDI)

Coming to a Highway Near You: An Insightful Solution to Your DDI Design Highways are shifting to more and more DDIs and a well-designed DDI...

Nation’s best design-build projects recognized

The 2018 Project of the Year reconstructed the Interstate 66/Route 15 interchange in Prince William County, Va., as a Diverging Diamond Interchange. Design-Build Institute of...

DelDOT wins recognition for DDI Project

The Delaware Department of Transportation (DelDOT) was recognized at the 2018 Northeast Association of State Transportation Officials (NASTO) Conference when it won an America's Transportation Award in the Operations Excellence category for the state's Diverging Diamond Interchange (DDI) project.

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