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Asphalt

Welcome to the Asphalt Channel, a special feature that provides the user an in-depth look at the hot-mix asphalt industry.  This section offers several areas to explore: product spotlights, article archives, related case studies, related video and product/supplier contact list.   The product spotlights contain information and photos of equipment relevant to the industry.   The article library contains all stories related to asphalt roads pulled from the rich archives of Roads & Bridges magazine and our Asphalt Today supplement magazine.

News November 19, 2014
Mining firms United Taconite and RGGS Land and Minerals announced recently that they have given notice to the Minnesota Department of Transportation (MnDOT) of their intent to terminate the easement rights to the portion of Hwy. 53 that is located between Hwy. 135 and 2nd Ave. in the town of...
News November 10, 2014
Seattle Tunnel Partners, with whom the Washington State Department of Transportation contracted for the $3.1 billion Alaskan Way Viaduct Replacement project, were allowed to resume work recently after a state-mandated delay of nearly two weeks following the discovery of shell material in the earth...
News October 22, 2014
The $2.5 billion project to expand the New Jersey Turnpike between Interchanges 6 and 9 from six lanes to 12 is readying to open. According to Thomas Feeney, spokesperson for the turnpike authority, the project was slated for completion in mid-November, but the northbound lanes should be opened to...
News October 20, 2014
According to a report issued by the Virginia Department of Transportation (VDOT), the results of a 2011 project to rehabilitate a southbound section of I-81, near Staunton, Va., showed a conclusively positive outcome of the unique use of multiple forms of recycled materials to repair and recreate...
Article October 07, 2014
When concrete is in the doghouse, tender loving care is at an all-time high.   It is perhaps the most critical point in the entire pour, one where all elements join together and attempt to harmonize. Those involved in the Elizabeth River Crossing project, which is this year’s No. 1 on the Roads...
Article October 07, 2014
So far the master plan is going according to plan.   Since commencing the I-405 Master Plan in 2002—which looks to ease congestion on one of Washington state’s busiest roadways—the Washington State Department of Transportation (WSDOT) has completed 13 of the 150 total projects, all on schedule and...
Article October 07, 2014
The goal of the Highway 12 Jameson Canyon Road project was to widen two sections of Highway 12, a heavily traveled road connecting the Highway 80 corridor to Napa and the northern counties of California.   The road was open throughout all phases of construction, which made the project all the more...
Article October 07, 2014
Few things discourage people from living in an area more than a noisy neighborhood.   That was the situation in Delta and Surrey, B.C., at the end of 2010. Situated roughly 30 km southeast of Vancouver, the province’s second- and third-largest cities were seeing a lot of truck traffic on local...
Article October 07, 2014
Covering 10 city blocks and 3,800 linear ft of roadway, the Bagby Street Greenroads Project was effectively the first of its kind in Texas. Bagby Street is a one-way major collector that connects downtown Houston to southbound U.S. 59, and is one of the rapidly developing corridors of Midtown...
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...
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.
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...
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...
Article September 09, 2014
In July, the Northeast Anthony Henday Project, the final leg of the new ring road around Edmonton, Alberta, reached its halfway point.   The massive project includes the construction of 17 miles of six- and eight-lane divided roadway and 47 bridge structures, including 37 highway bridges and...
Article September 09, 2014
The recent redesign of a disjointed section of the Arborway through Boston’s Forest Hills/Jamaica Plain neighborhoods became a transformative endeavor, as an army of designers, consultants, government agencies and stakeholder groups worked for months to strike a balance between livability and...
News September 09, 2014
When construction eventually begins on the proposed Intermountain West Corridor, designated I-11, it will have a home in Nevada after the state transportation board selected U.S. 95 as the connector between Las Vegas and I-80. Decisions still must be made on how the proposed interstate will serve...
Case Studies August 07, 2014

A Cobblestone texture was required for retaining walls in the parking lot and the emergency entrance; the former was 9 ft high and the latter was 15 ft high.

When the Maine General Hospital started construction on the Alfond Center for Health, they had some unique challenges to face.   The hilly site required 23,000 sq ft of retaining walls to create level areas for buildings and roads. “There was 50 ft of grade difference across the site. This required...
Article August 05, 2014
Access into Louisville, Ky., from Indiana has long been limited to two interstate bridges and one local-access bridge.   The Kennedy Bridge (I-65) provides direct access through downtown Louisville and Jeffersonville, Ind. Traffic has long exceeded the bridge’s capacity. Earlier attempts to...
Article August 05, 2014
They needed a weekend to think it over.   In preparation for the demolition of the Ontario Street ramp, which spanned the Kennedy Expressway (I-90/94) in Chicago, prime contractor Paschen and subcontractor Omega Demolition were bracing for a series of separate closures on one of the most prime...
Article August 05, 2014
Ybor City, located northeast of Tampa’s downtown, is one of only two National Historic Landmark Districts in Florida.   Red brick buildings, wrought iron balconies and narrow brick streets give it an old-world charm that is a refreshing contrast from the area’s Gulf beaches and gleam of the city’s...
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