News

Paving crews worked the inside lanes at night utilizing the notched wedge joint on the shoulder lane.

Paving crews worked the inside lanes at night utilizing the notched wedge joint on the shoulder lane.

Asphalt Article February 09, 2017
State DOTs have a primary responsibility to maximize the return on investment from the considerable public funds spent to build and maintain their highways and interstates.   To manage the long-term costs of its aging inventory of concrete pavements, the Washington State Department of...
Brian Devick, mayor of Woodward, Iowa
Asphalt Paving Article February 09, 2017
Christopher Columbus was a man with a vision. Meriwether Lewis and William Clark were men with a vision. Brian Devick, mayor of Woodward, Iowa, too is a man of vision.   The citizens of this small, central Iowa town will benefit from his vision for decades to come. In the summer of 2015, the vision...
Conn. tests overlay potential for conventional equipment
Asphalt Paving Article December 06, 2016
The ability to safely slow and stop a vehicle is not only dependent upon its tires, but also the surface characteristics of the pavement.   Pavement surfaces can be constructed with a more open surface texture to provide greater macrotexture for better high-speed performance during wet-pavement...
Determining the optimum thickness of perpetual pavement in Ohio

Image source: thawornnurak 123RF

Asphalt Paving Article December 06, 2016
When designing typical highway pavements, engineers at the Ohio Department of Transportation (ODOT) strive to construct pavement structures that carry projected traffic loading for 20 to 25 years with little to no major maintenance.   However, Ohio currently has several asphalt concrete (AC)...
Moisture absorption of nearby trees along with shrinking soil is causing major damage to highways in the state
Asphalt Paving News November 29, 2016
The drought in Mississippi this year is not only affecting recreational activities such as bonfires and camping, but is also affecting the state’s highways, according to the Mississippi Department of Transportation (MDOT).   “Our roads have suffered the effects of extreme loss of rainfall...
Crews zero in on moisture damage at Watkins Glen
Asphalt Article June 07, 2016
They did not travel long distances to see the weeping track. In fact, I doubt many racing fans in the New York region saw the strange phenomenon.   Asphalt pavement weeping happens when moisture collects in the sub-base and is pushed to the surface through a crack. Water on a racetrack is bad...
Massive Indiana East-West toll road project
Asphalt News April 11, 2016
Indiana’s East-West Toll Road is set to receive a $200 million makeover and work begins today. According to the Indiana Department of Transportation, it is to be the largest project undertaken by the toll road since its original construction in 1954.   The project’s scale includes the...
Texas looks to update test, specs for chip seals
Asphalt Article April 08, 2016
From the semi-arid northern plains to the humid subtropical piney woods, Texas’ sprawling network of roads—nearly 700,000 lane-miles of them—span multiple climates.   The temperature and landscape variances over such a vast area can wreak havoc on roadway maintenance. Many shortcomings arise when...
Asphalt News February 03, 2016
A section of the 157-mile Indiana Toll Road, which stretches across the northern portion of the state between Ohio and Illinois, will undergo $200 million in improvements including new asphalt and bridge work.   Work is slated to begin in March on a 70-mile stretch describing a path from mile...
Asphalt News December 30, 2015
The Arizona Department of Transportation (ADOT) has selected a preferred developer for the Loop 202 South Mountain Freeway, which remains on track for construction to begin in summer 2016 as the largest-ever highway project in the state.   This is the first highway public-private partnership in...
In all, 232,000 tons of asphalt base and surface mixes were paved and compacted along the 6.2-mile stretch of Kentucky’s Highway 60.

In all, 232,000 tons of asphalt base and surface mixes were paved and compacted along the 6.2-mile stretch of Kentucky’s Highway 60.

Asphalt Article April 28, 2015
The stretch of U.S. Highway 60 connecting Lexington to Kentucky’s capital, Frankfort, carries many high-profile commuters.   State lawmakers take the route for their work; celebrities can be spotted on their way to take in horse racing; and “many Kentucky Transportation Cabinet employees travel...
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 Article March 02, 2015
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 asphalt pavements each year.   Yet, despite this impressive figure, the practicality of paving with crumb rubber remains an untried novelty in many...
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 Article March 02, 2015
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 make its way to the top.   The Ottuma, Iowa-based company was nominated for the asphalt paving industry’s highest honor thanks to its exemplary work...
Total lift thickness for the roundabout was 6.5 in. The 19-mm mix was used for the first lift (2.5 in. thick) and second (2.25 in. thick), but Northeast Asphalt had to use a Wisconsin DOT higher ESAL mix for the 1.75-in. surface course.

Total lift thickness for the roundabout was 6.5 in. The 19-mm mix was used for the first lift (2.5 in. thick) and second (2.25 in. thick), but Northeast Asphalt had to use a Wisconsin DOT higher ESAL mix for the 1.75-in. surface course.

Asphalt Article March 02, 2015
Last year’s modern day Ice Age buried routes across the U.S. with its frozen malice.   Many public works officials had to pick through the remains of pavement during the spring and summer months of 2014.    Up in Wisconsin, the glacier-like effect left an 8.1-mile portion of State Trunk Highway (...
Asphalt Article October 06, 2011
The designer of a road construction project on the Intercounty Connector (ICC) in Montgomery and Prince George’s counties, Md., was able to adapt the original plan to better suit the environment and save money by using engineering innovation to solve problems with existing natural conditions....
Asphalt Article October 06, 2011
The battle on Rte. 15 in Lycoming County, Pa., went way beyond the uphill mark. In fact, some may say it even intensified after the peak. The main north-south corridor through mountainous central Pennsylvania carried two generations of pavement along with enough curves to last a lifetime. It was...
Asphalt Article March 10, 2011
Rebuilding high-volume interstate highways without creating or worsening gridlock is one of the great road-management challenges of modern times, and it has given rise to new priorities for highway agencies.   Today, to rebuild some critical metro corridors, agencies put as much premium on traffic...
Asphalt Article March 10, 2011
In terms of sheer size, the I-185 rehabilitation project outside Columbus, Ga., is impressive enough.   Construction crews ran 24 hours a day, seven days a week, for just over a year, laying down nearly 660,000 tons of asphalt over more than 41 miles of highway.   But while other interstate...
Asphalt Article March 10, 2011
Businesses preparing for a grand opening do not normally put a competitor in charge of a side exit.   But the road-building business is not always about taking the money out of the pocket of the closest threat. More often than not, rivals work together to keep the traveling customer satisfied.   On...
Asphalt Article July 15, 2010
Research studies have shown that smooth asphalt pavements are a “win-win.” Not only does the public want smooth pavements to drive on, they last longer. That’s why state transportation departments commonly measure pavement smoothness, apply a specification to it and award bonuses or charge...
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