To Prevent Failure, Begin with Better Bases

Better Roads Staff - May 06, 2013

Fatigue cracking usually links to inadequate road foundations By Tom Kuennen, Contributing Editor Fatigue cracking in bituminous pavements is experienced by the public so often that it is considered just part of driving. Motorists endure it and assume it’s just part of ...

Pavement Preservation Coded in MAP-21

Better Roads Staff - Feb 07, 2013

Under new federal surface transportation law MAP-21, pavement preservation treatments like slurry surfacing (shown) and state and local policy elements like asset management are supported with federal funds For the first time, pavement preservation is part of national surface transportation ...

Highway Contractor

Better Roads Staff - Jul 03, 2012

Smart Rollin' The developing genius of Intelligent Compaction IIntelligent Compaction (IC) for hot mix asphalt is a work in progress. IC rollers are valuable quality control tools that go a long way toward solving the shortcomings of the conventional process. With some ...

Road Science

Better Roads Staff - Jun 09, 2012

Spreading the Wealth Asphalt emulsions mix oil with water As pavement preservation techniques tighten their beachheads in state, county and municipal road agencies, new attention is focused on surface treatments, thin asphalt surfacings and the asphalt emulsions that make them possible. Asphalt emulsions ...

Applications and Innovations

Better Roads Staff - Dec 02, 2011

Mill-And-Fill Math Making sure the numbers add up is the first step to a successful job That mill-and-fill job up for bid may seem the exact boost your company needs right now. It may very well be, says Terex Roadbuilding’s John West, but ...

Road Science Tutorial

Brooke Wisdom - Sep 01, 2010

One and One is One Two lifts can become a single, strong layer. By Tom Kuennen, Contributing Editor With two-lift hot mix asphalt paving, it’s a case of 1+1=1. As more durable hot mix asphalt pavement designs are explored in the United States, two-lift ...

INDOT new paving specs allow more RAP

Tina Grady Barbaccia - Apr 22, 2010

In honor of Earth Day, the Indiana Department of Transportation (INDOT) announces new paving specifications that allow for additional use of recycled materials. By increasing the amount of reclaimed asphalt pavement and recycled roofing shingles within asphalt mixes, INDOT anticipates ...

Highway Contractor: RAP — Making new fans across the country

Brooke Wisdom - Feb 01, 2010

by Daniel Brown, Contributing Editor With workability, environmental benefits and solid performance reports,Reclaimed Asphalt Pavement — RAP — is becoming a bigger part of the mix. It’s a trend that’s sweeping the nation: using more reclaimed asphalt pavement (RAP) in hot-mix asphalt. ...

Road Science: Secrets to Successful Milling

Brooke Wisdom - Oct 01, 2009

In a little more than 30 years, the asphalt cold mill or cold planer – also called a "grinder" – has gone from being a curiosity to a commonplace piece of equipment on the nation’s roadways. Cold milling or planing is ...

BidList Preserving Pavement

Brooke Wisdom - Oct 01, 2009

Infrared heaters from Ray-Tech Corp. can be used to repair potholes, create decorative asphalt imprinting, repair utility cuts in roads, fix birdbath depressions, repair trenches, keyholes, runways, bridge decks, road drainage and many other types of work. Infrared rays have ...

Vögele America, Inc. Super 1800-2 SprayJet paver

Better Roads Staff - Sep 29, 2009

The Super 1800-2 SprayJet paver from Vögele America, Inc. can be used to place both open-graded rubberized and Novachip thin-wearing courses. With SprayJet module mounted, conventional hot-mix asphalt pavements can be placed. The system that sprays polymer-modified binder in front ...

Ray-Tech Corp.’s Infrared Heaters

Tina Grady Barbaccia - Sep 22, 2009

Ray-Tech Corp.'s Infrared Heaters Infrared heaters from Ray-Tech Corp. can be used to repair potholes, create decorative asphalt imprinting, repair utility cuts in roads, fix birdbath depressions, repair trenches, keyholes, runways, bridge decks, road drainage and many other types of ...

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