More from Contributed

Minnesota’s New Solutions for Aging Pavement

Jun 05, 2014

Minnesota’s New Solutions for Aging Pavement

Using myraid concrete pavement restoration techniques, this state DOT minimized cost and traffic disruption while maximizing longevity and optimizing results. A recently completed project on the heavily trafficked I-94 between Minneapolis and St. Cloud, Minnesota, provides an example of how one ...

Read More...

Size Matters in Mix Grades and Aggregate Shapes

May 06, 2014

Size Matters in Mix Grades and Aggregate Shapes

Whether it’s dense-graded, open-graded or gap-graded mix or stone-matrix asphalt, don’t forget their impact on compaction. Many contractors look to temperature when contemplating compaction needs. Yet, some off-site specifications also have a significant impact on the jobsite. These include mix design ...

Read More...

Buying Time with U.S. Bridges

May 06, 2014

Buying Time with U.S. Bridges

New technologies and products can extend pavement life to help address the chronic pavement problems of the highway and bridge building industry.   A number of problems have converged to create a perfect storm that threatens the condition of the United States’ ...

Read More...

Inflation is Key

Apr 25, 2014

Inflation is Key

Maintaining Optimal Tire Pressure is Essential to a Successful Preventative Maintenance Program A kick to a tire doesn’t reveal much more than the stiffness of your boot and it certainly isn’t a good gauge of the level of air pressure in ...

Read More...

Roundabouts And Intersections: Two Traffic Control Devices, Many Options

Apr 18, 2014

Roundabouts And Intersections: Two Traffic Control Devices, Many Options

Roundabout design was once a task that drove engineers around the bend. Accounting for so many variables in the early stages of design was difficult to manage. If one changes an approach leg angle, how does that impact design? When ...

Read More...

Saving Sacred Lives

Apr 12, 2014

Saving Sacred Lives

We’re not supposed to admire Sweden because its economic system employs many socialistic practices, ranging from single-payer healthcare to high income tax rates. Still, a recent article in The Economist about traffic safety in that country made it hard not to ...

Read More...

Behind the Design of Colombia’s First Four-Lane Road

Apr 11, 2014

Behind the Design of Colombia’s First Four-Lane Road

Mario Huertas Corporation won a $400 million, five-year highway contract to design and build this major part of the country’s infrastructure. With a $20 billion strategy geared toward revamping Colombia’s limited transport infrastructure, the country is tackling a number of ambitious ...

Read More...

Essential Communication for Winter Emergency Preparedness

Apr 11, 2014

Essential Communication for Winter Emergency Preparedness

Should snow bosses interpret a 70-percent chance for snow after midnight to mean that crews should be on the road by midnight? Maybe – maybe not. Having conversations with your meteorologists – public or private – will help your department ...

Read More...

Succession planning: Why decisions matter and how they impact beyond the maintenance station

Mar 26, 2014

Succession planning: Why decisions matter and how they impact beyond the maintenance station

As part of its commitment to developing leaders for the agency, the Alaska Department of Transportation and Public Facilities (DOTPF) created the Alaska Maintenance Leadership Academy (AMLA). To read about more leadership in winter maintenance and how to get a professional snowfighter ...

Read More...

Kosciusko County Turns to Liquid Calcium Chloride to Improve Road Base Stabilization

Mar 21, 2014

Kosciusko County Turns to Liquid Calcium Chloride to Improve Road Base Stabilization

  Situation The Kosciusko (Indiana) County Highway Department undertakes improvement projects on 50 to 100 miles of roadway annually and, like many counties across the U.S., faces constant pressure to contain costs in the face of decreasing budgets. Although resources are limited, ...

Read More...

Cal Poly Pomona engineering students get real-world road building experience from Caltrans

Mar 14, 2014

Cal Poly Pomona engineering students get real-world road building experience from Caltrans

If you want to be a transportation engineer in Southern California, your chances improve dramatically when you have Xudong Jia as your professor.  At California State Polytechnic University, Pomona (Cal Poly Pomona), Jia teaches in the Civil Engineering department with ...

Read More...

6 Tips For Taking Proper Care of Your Vehicle This Winter

Feb 17, 2014

6 Tips For Taking Proper Care of Your Vehicle This Winter

Winter weather can be hard on your car. No matter what kind of car you have or where you live, winter temperatures and the other elements that come with winter (snow, ice, mud, sand and salt) can be extremely damaging ...

Read More...

advertisement
advertisement

New Road Products

advertisement
advertisement