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Tag: asphalt: Page 5
Roadbuilding
Reclaimed and recycled asphalt : Where is the payoff?
End users of reclaimed asphalt pavement (RAP) and recycled asphalt shingles (RAS) in asphalt mixes – both contractors and government agencies – are benefiting from the lower raw material prices that the bituminous and mineral reclaimed products bring to the table. Those components – which are 100 percent recyclable – replace virgin materials used in […]
September 21, 2015
Roadbuilding
What’s behind foamed asphalt’s steep growth trajectory?
Just like the swelling froth of expanded liquid asphalt in a foamed asphalt application, use of foamed asphalt in warm mixes is growing exponentially, and its use for full-depth recycling and base stabilization of roads is increasing as well. Warm mix asphalt (WMA) production in the United States has exploded in recent years, from 19.2 […]
August 18, 2015
Construction Equipment
PHOTOS > Attachments Roundup 2015: Master the art of multi-tasking with 50+ tools
Whatever the task at hand—cleanup, compaction, concrete and asphalt, demolition, earthmoving, grading, landclearing, landscaping or lifting—there’s an attachment in our roundup that will help you complete the job. Click through the gallery above to see and read more about this year’s collection of tools.
August 13, 2015
Roadbuilding
Amy Miller named Asphalt Pavement Alliance national director
The Asphalt Pavement Alliance (APA) named Amy Miller as the group’s new national director during the summer meeting of the State Asphalt Pavement Associations (SAPA). Miller is a past-president of the Florida Structural Engineers Association, a Florida-licensed professional engineer, and earned a bachelor’s in environmental engineering and MBA from the University of Florida. APA says […]
August 11, 2015
Roadbuilding
Worker killed while welding silo at Georgia asphalt plant
Concepcion Zacatenco Hernandez Jr., 35, was crushed by two “clam shell doors” while welding on a silo at East Coast Asphalt in Waycross, Georgia, August. 5. According to a report by the Florida Times-Union, Herhandez was cutting off a piece of metal when the safety lock on the doors failed. Nearby workers freed him from the […]
August 10, 2015
Roadbuilding
Light-emitting concrete, RCC for highway use and more research that may fuel tomorrow’s road projects
Research influences how state and local transportation officials approach future road projects. A primary venue for transportation officials to get current research findings is the Transportation Research Board meeting, held each January in Washington, D.C. Topics discussed here may be reflected in tomorrow’s bid documents. Four of these papers – involving full-depth reclamation (FDR) for […]
July 16, 2015
Roadbuilding
Process Heating’s storage tank immersion heater provides efficient asphalt heating
Process Heating’s Lo-Density Unitized Storage Tank Heater provides highly efficient electric heating for asphalt tanks, a feature the company says can help plants achieve sustainability goals, such as those required by the National Asphalt Pavement Association’s Diamond Achievement Sustainable Commendation. The Seattle-based company says that electric heat eliminates stacks that need to be monitored for emissions and […]
May 25, 2015
Roadbuilding
In move to infrared asphalt repair, Maryland’s Prince George’s County creates quality guidelines for pothole patching
Prince George’s County in Maryland can now repair potholes any time of year using Pavement Corp.’s infrared asphalt repair technology. The two entities have agreed to a two-year pilot program. Infrared repair systems have been around for a few years. An area to be repaired is heated until the asphalt is “workable” and pliant, then […]
May 15, 2015
Roadbuilding
Webinar to cover rigid pavement preservation research results
The Transportation Research Board will hold a webinar April 8 to present recent research on rigid pavement preservation techniques. The 90-minute presentation begins at 11 a.m. EDT. Presenters include: Larry Scofield, International Grinding and Grooving Association; Susan Tighe, University of Waterloo; and Dominique Pittinger, University of Oklahoma. The webinar will cover: SPS2 Preservation Pooled Fund […]
April 1, 2015
Roadbuilding
Silica/Asphalt Milling Machine Partnership officials release 2 new silica exposure control guides
Members of the Silica/Asphalt Milling Machine Partnership recognized the culmination of the group’s 10-year effort to improve worker safety with a ceremony during the World of Asphalt in Baltimore and releases of a best practices guide and a field guide. The partnership is made up of the National Asphalt Pavement Association (NAPA), the National Institute […]
March 26, 2015
Roadbuilding
Bomag spotlights BW120-SL high-frequency tandem vibratory roller at World of Asphalt
Bomag Americas used the World of Asphalt show in Baltimore to put the spotlight on its new BW120SL-5 tandem vibratory roller. The machine, first launched at The Rental Show in February in New Orleans, features a vibration frequency 7-percent higher than previous models at 4,320 vibrations per minute. Creating a 0.020-inch amplitude, the BW120SL-5 produces 8,993 pounds […]
March 20, 2015
Business
Friendship morphs into a successful business venture between asphalt, concrete contractors
Sean McDowell knows the ins and outs of asphalt. As the owner of McDowell Construction, a 17-year-old paving company in Menomonee Falls, Wisconsin, he has handled a range of asphalt projects throughout the Milwaukee area, building up a fiercely loyal clientele. So, when his customers began asking why he couldn’t handle their concrete work for […]
March 18, 2015
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