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Asphalt Article October 06, 2014
In the construction of paved roads, one of the most important design aspects is the compaction of the subgrade material.   The specification for compaction of the subgrade materials has conventionally been set based on the Proctor compaction test (AASHTO T99) conducted on a particular subgrade...
Bridges Article October 06, 2014
Do not count out those good ole’ boys from L.A. (Lower Alabama) when faced with an obstacle.   Instead of accepting a problem and assuming the easy way out, they view that as a challenge to see how they can get the job done with limited resources.        The Houston County, Ala., Road &...
Traffic Management News October 06, 2014
The number of crashes on coastal road A719 in Ayrshire County, Scotland, has dropped to zero since deployment of new solar-powered LED road reflectors in July. It is the first deployment of the technology in the United Kingdom.   Rennicks U.K. is the manufacturer of the SR-15 Active Road Studs,...
News October 06, 2014
Nine winners have been named in Portland Cement Association’s (PCA) 14th Biennial Bridge Awards Competition. The competition, co-sponsored by Roads & Bridges magazine and instituted in 1988, recognizes excellence in design and construction of concrete bridges.  The winning projects are:...
Traffic Management News October 03, 2014
The 2015 Honda CR-V will be the first car in the company’s lineup to feature the Honda Sensing safety technology package, which will add several vehicle-to-vehicle (V2V)-based safety features. Honda said it hopes to eliminate all fatalities in its vehicles by 2030 and all crashes by 2040.   Several...
Bridges News October 03, 2014
Caltrans and its contractors have begun work on six emergency contracts to repair damage caused by an Aug. 24 earthquake in Napa and Solano counties totaling $5.3 million. Caltrans engineers and inspectors also continue to work with local agencies to assess and inspect damage affecting local...
Traffic Management News October 02, 2014
Following a groundbeaking ceremony Sept. 30, work is underway on the $1.4 billion Regional Connector Light Rail project in downtown Los Angeles. Upon completion in 2020, the new extension will fill a gap in the existing light-rail system.   The project consists of a 1.9-mile-long connector tunnel...
Traffic Management News October 02, 2014
Mercedes-Benz now has a place to test its autonomous vehicles and related infrastructure after reaching a deal allowing them to operate on the Concord (Calif.) Naval Weapons Station beginning in October.   The 2,100-acre site—which had been closed down until recently—is currently owned by the U.S....
News October 02, 2014
Illinois Sen. Dick Durbin wants Congress to start using a bad word again—earmarks.   Speaking with the editorial board of Arlington Heights-based newspaper the Daily Herald, Durbin said the only way Congress will pass a long-term highway bill is to allow lawmakers to earmark projects.   “[The lack...
Case Studies October 01, 2014

Using a National IPA (NIPA) contract, Sparta Township, N.J., purchased a pair of new wheel loaders.

After working hours of overtime cleaning up after Hurricane Sandy in 2012, it became clear that the Sparta Township, N.J., Department of Public Works needed to replace its 1994 wheel loader to help keep roadways clear of debris, leaves and snow.   With the department doing more with less (staff was...
Maintenance News September 30, 2014
If you are parked in a ski resort in Colorado’s I-70 mountain corridor, you might receive a notice from the Colorado DOT. It all depends on the shape of your tires.   Back on Feb. 9, I-70 was a winter nightmare when motorists had trouble maintaining traction on the highway, adding hours to commute...
Asphalt Videos September 29, 2014
Tensar International is a leading developer and manufacturer of high-performance products and engineered solutions. Tensar provides a wide range of geosynthetic solutions for earthwork problems.
Traffic Management News September 26, 2014
Those in Pinellas County, Fla., hoping to bring mass transit to the area had their cause bolstered this week when State Sen. Jack Latvala publicly announced his support for the Greenlight Pinellas proposal. Latvala is the first politician to openly support the plan at the state level.   Greenlight...
News September 26, 2014
A pedestrian bridge has collapsed in Detroit, killing one.   It happened on the morning of Sept. 26, when a waste hauler truck apparently struck the Cathedral Street overpass, which spans I-96. Witnesses saw the driver of the truck exit his vehicle before collapsing in the grassy median. He was...
Asphalt News September 25, 2014
The Virginia Department of Transportation (VDOT) will go back to the drawing board after an environmental study revealed that a road project backed by former Gov. Robert McDonnell would cost $400 million more and destroy 120 more acres of wetlands than originally estimated. State Transportation...
Road Construction News September 24, 2014
U.S. Transportation Secretary Anthony Foxx today joined Wisconsin Transportation Secretary Mark Gottlieb and other state and local leaders near the northern end of the proposed I-39/90 Expansion project to see first-hand the traffic congestion it would alleviate, and to call for greater investment...
Equipment Products September 24, 2014
Vista by Viewpoint is a fully scalable and integrated SQL/.NET solution tailored specifically for mid-to-large-sized construction companies. An intuitive application that scales easily and integrates with all key third-party software, Vista provides real-time data wherever and whenever needed....
Maintenance Products September 24, 2014
Installed as many as 50 years ago, many culverts are significantly rusted and near failure. A "fish friendly" solution to these failing culverts that is economical, easy-to-install and non-disruptive to the motoring public is imperative.   Snap-Tite offers an interior open-profiled HDPE pipe...
Safety Products September 24, 2014
The X-Lite End Terminal from Lindsay Transportation Solutions uses next-generation, non-extruding technology to absorb the energy of impacting vehicles. When compared to older extruding end terminals, Lindsay Transportation Solutions provides improved vehicle control and increased occupant safety....
Maintenance Products September 24, 2014
SafeLane surface overlay is a vital anti-icing tool that helps prevent ice and frost from forming on roadways and bridges. The patented technology retains deicing chemicals within the surface and releases them as temperatures drop below freezing, helping keep motorists and pedestrians safe from...

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