MDOT Closing University Drive Bridge over I-75 for Reconstruction

Starting 9 a.m. on Monday, June 22, the Michigan Department of Transportation (MDOT) is closing University Drive over I-75 in Auburn Hills as part of a $25 million investment to reconstruct the interchange. University Drive will be closed between Opdyke Road and Cross Creek Road to allow crews to demolish the bridge. The interchange will be rebuilt using a diverging diamond interchange (DDI) design, which will: Eliminate loop ramps Reduce conflict points and delays Improve pedestrian … [Read more...]

Michigan’s First Diverging Diamond Interchange Coming to University and I-75

If it’s spring, it must be construction season. The much used I-75 and University Drive junction in Auburn Hills is undergoing construction to create the state’s first Diverging Diamond Interchange (DDI). Anyone who travels this stretch of road knows how badly it has deteriorated—especially the bridge—thanks to years of heavy use. A DDI is “designed to increase capacity, decrease congestion, and minimize new construction costs.” It differs from traditional intersections because it … [Read more...]