Articles Tagged with ''Highway/Bridge''

I-75 in Oakland County, Mich., is a critical economic and travel corridor, serving 175,000 vehicles daily.

A seven-span, post-tensioned concrete box girder bridge now stands in place of a 29-span steel and timber girder bridge across a busy railyard. The original bridge was first built in the 1930s.

Eight bridges along Interstate 80 stand ready for any movement, thanks to an $18-million seismic retrofit program. It involved upgrades to four westbound and four eastbound bridges: I-700, I-717, H-844 and I-740.

The project team replaced a deteriorating five-span structure built in the 1960s with a three-span configuration.

Twin 60-year-old drawbridges spanning the Indian River were replaced with high-span fixed bridges to support growing transportation demands.

The $274.5-million design-build project completes a 25-mile beltway with a new directional system interchange that reduces bridge maintenance by 50% and eliminates problematic merge and weave areas.

Featuring a four-lane, 1, 500-ft divided roadway, this $16.6-million project created a continuous route for the city of Lewisville, providing motorists with a parallel path to SH 121.

A $55.7-million renovation transformed this one-mile stretch of Broadway Street into a safer and more accessible connection between the historic downtown area and its northern inner-city neighborhoods.

As the largest infrastructure project in the Arkansas Dept. of Transportation’s history—with a lump sum of $632.9 million— 30 Crossing required extensive coordination, trust and communication between all parties.

The heavily-viewed features on ENR.com demonstrate your interest in what's being built and how.