March 2015

Top Story

Highway Construction
On the side of a mountain
Colorado. Hearing the name of this great state brings to mind images of snow-capped peaks, clear mountain water used to brew Coors beer and the soft…
March 02, 2015
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The new “Twins” offer three 12-ft driving lanes, a 4-ft inside shoulder and a 10-ft outside shoulder, as well as portal extensions beyond the rock face.
The new “Twins” offer three 12-ft driving lanes, a 4-ft inside shoulder and a 10-ft outside shoulder, as well as portal extensions beyond the rock face.
Highway Construction
On the side of a mountain
Colorado. Hearing the name of this great state brings to mind images of snow-capped peaks, clear mountain water used to brew Coors beer and the soft…
March 02, 2015
Read More
Transforming Washington state’s I-90 into a wider, safer, more reliable transportation corridor
Road Construction
A successful adaptation
I-90 is the main east-west transportation corridor in the state of Washington, connecting the large population and business centers of the western…
March 02, 2015
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The construction of MoDOT’s proven life-saving rumble stripes involves grinding them into the pavement, exposing what is very often a porous aggregate to the elements.
The construction of MoDOT’s proven life-saving rumble stripes involves grinding them into the pavement, exposing what is very often a porous aggregate to the elements.
Pavement Maintenance
Making it last
The largest asset for the Missouri Department of Transportation (MoDOT) is its pavement. MoDOT maintains more than 77,000 lane-miles of roads, making…
March 02, 2015
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I-376 Section L04 is a major north/south artery in the greater Pittsburgh metropolitan area.
I-376 Section L04 is a major north/south artery in the greater Pittsburgh metropolitan area.
Asphalt
First of all
Twelve million: According to the U.S. Environmental Protection Agency, that’s how many tires are ground up and recycled into crumb rubber for use in…
March 02, 2015
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Norris Asphalt widened the roadway out 3 ft to each side to build new paved shoulders.
Norris Asphalt widened the roadway out 3 ft to each side to build new paved shoulders.
Aggregates
Over hill, over dale
Norris Asphalt Paving Co. faced an uphill climb to qualify as a finalist for the 2015 Sheldon G. Hayes Award, but in the end the company was able to…
March 02, 2015
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Both eastbound and westbound relief bridges to the White River were completely replaced from the footings on up.
Bridges
A triple lift
Ask the common man to describe a cavern and you’d likely be regaled with the stuff of discovery tucked into a picturesque mountainous landscape. But…
March 02, 2015
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