Pavement Maintenance

Case Studies February 16, 2017
Shortly after 2010, the streets of North Port, Fla. had fallen into severe disrepair—with increasingly costly maintenance.   On Nov. 6, 2012, a referendum passed authorizing the city to obtain a bond up to $46 million to upgrade substandard roads within three years.   The city promoted the project...
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...
News May 25, 2016
When a section of freeway settles a bit, taking a high-tech approach to the repair work allows the Arizona Department of Transportation (ADOT) to give the roadway a lift without digging up the pavement.   That’s now the case along the Loop 101 (Pima Freeway) in the Scottsdale area, where ADOT is...
News May 13, 2016
The American Society of Civil Engineers has concluded that over the next decade, it will cost more than $3.3 trillion to keep up with repairs and replacements to U.S. roads, bridges, airports, power grid and other critical infrastructure, but based on current funding levels, the nation will come up...

The construction of MoDOT’s proven life-saving rumble stripes involves grinding them into the pavement, exposing what is very often a porous aggregate to the elements.

Article March 02, 2015
The largest asset for the Missouri Department of Transportation (MoDOT) is its pavement. MoDOT maintains more than 77,000 lane-miles of roads, making it the seventh-largest highway system in the U.S. An agency’s ability to maintain pavement conditions is impacted by multiple factors, not least of...
Article July 08, 2014
For David Ward, a 52-year-old management consultant from Orange County, Calif., getting around on local streets near his Tustin home is “a mixed bag.”   Ward, a quadriplegic for the past 25 years, uses a specially equipped van and wheelchair to get to appointments, shopping and visit relatives. In...
Article June 10, 2011
With the budgets available today, government agencies need every tool in the toolbox to extend the life of their roads and keep stakeholders happy.   This is obviously no easy task. The reality is, when applied at the optimal time, pavement preservation can extend the life of pavement by up to...
Article July 15, 2010
Pavement management can be defined as the process of overseeing the maintenance and repair of a network of roadways at or above established values, within budget constraints, while meeting customer expectations. This process is the means to balance the condition of the network with a specific...
Article January 28, 2009
Some of the best discoveries are unintended. Take the vulcanization of rubber. Mr. Goodyear, in trying to make rubber more useful, accidentally spilled a mix of rubber and sulfur. The resulting mistake had made rubber harder, more durable and less sticky. Bill Bailey and Ian Cousins, the owners of...
Article January 28, 2009
Engineering a better concrete pavement might someday involve manipulating cement grains at the molecular level. Nanotechnology is now being explored by the Federal Highway Administration (FHWA) and others in the industry hoping to determine the nanoscopic properties required to create the desired...
Article January 28, 2009
The area of Barnes County in east-central North Dakota is about the same as Rhode Island: approximately 1,500 sq miles. But while on average about 700 people reside in each square mile of Rhode Island, the population density of Barnes County is about 10 per square mile. Accordingly, Barnes County...
Article November 13, 2008
Research is ongoing at the National Concrete Pavement Technology Center (CP Tech Center), Iowa State University (ISU), in collaboration with the Center for Advanced Cement-Based Materials (ACBM), Northwestern University, to use self-consolidating concrete (SCC) for slipform paving. Use of SCC is...
Article November 13, 2008
Across the U.S., families and businesses are feeling the squeeze of increasing oil prices. Trucking companies are facing higher operating costs. Motorists are paying more at the pump to support their driving habits. And retailers are passing along increased shipping costs to their customers....
Article November 13, 2008
Green highways are no longer just a concept, but are increasingly becoming a reality as agencies turn to concrete pavements to meet the three-pronged requirements of sustainable development. The World Commission on Environment and Development defined sustainable development as “meet[ing] the needs...
Article May 20, 2008
Reducing crossover accidents on a two-lane road is a big plus for any paving job. Leo Journagan Construction Co. of Springfi eld, Mo., widened Rte. 37 in southwest Missouri, made the pavement smoother and reduced crossover accidents by separating the opposing lanes. The two travel lanes of this...
Article May 14, 2008
Contractors must identify, define and overcome obstacles on every job. Intermountain Slurry Seal recently did just that to successfully microsurface a busy 15-mile California highway at night. In recognition of this achievement, the Salt Lake City, Utah-based contractor was honored for a second...
Article May 14, 2008
Paving a 16-mile drag of I-97 outside of Baltimore, P. Flanigan & Sons Inc. must not have found the room to stick a wind sock. The Baltimore-based contractor probably considered using the aviation device, because it thought of everything else during construction of one of the most physically...
Article May 14, 2008
Lindy Paving found challenges around every corner with the repair of I-79 in western Pennsylvania, which included performing accelerated concrete patching, joint repair and Superpave overlay work on the interstate’s mainline and shoulder areas. The contractor was recognized for its efforts by being...
Article April 16, 2008
Nobody should ever try to breed cold, hard pavement with hot molten lava. Public works departments across the Midwest know the exact consequence of such a congregation. A psychodramatic winter that carried as many as 30 freeze-thaw cycles in some areas and endless layers of snowfall had most riding...
Article January 22, 2008
New pavement preservation resources now available provide state and local highway agencies and others with a wealth of knowledge and technical tools they can use to extend the service life of their highways and protect their infrastructure investment. The Federal Highway Administration’s (FHWA)...
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