More Articles for Superpave

Rubber Expands

Tom Kuennen - Sep 05, 2014

Rubber Expands

Asphalt containing rubber continues to stretch its way into more state Departments of Transportation.   By Tom Kuennen, Contributing Editor   After years of promotion, pavements using asphalt rubber, or rubberized asphalt (there’s a difference), are spreading far and wide in the United States. Formerly ...

Read More...

Beware Premature Aging of Binder

Better Roads Staff - Jun 06, 2013

Beware Premature  Aging of Binder

Take care with liquid asphalt binder to avoid thermal crack failure   Thermal cracking – also known as low temperature cracking – in bituminous pavements appears as a series of transverse cracks that extend across the pavement surface in response to cold ...

Read More...

Perpetual Pavement an Inch at a Time

Better Roads Staff - Dec 01, 2012

Perpetual Pavement an Inch at a Time

NATIONAL ASPHALT PAVEMENT ASSOCIATION NAPA SPECIAL FEATURE   Perpetual pavement is a concept that was developed and has traditionally been marketed for high-volume applications like freeways and interstates. There is no reason, however, that this life-extending design approach can’t be applied to lower-volume ...

Read More...

Road Science

Better Roads Staff - Sep 06, 2012

Road Science

The Second Time Around   Recycled materials need analysis, characterization   By Tom Kuennen, Contributing Editor             There is no stopping the growth of recycled and reclaimed materials in pavements. The use of reclaimed asphalt pavement (RAP), reclaimed asphalt shingles (RAS), recycled concrete aggregate (RCA), and recycled ...

Read More...

Road Science

Better Roads Staff - Jul 03, 2012

Road Science

On the Face of It   Aggregate performance depends on its surface     The higher-performing bituminous and portland cement concrete mixes of today are becoming more complex, and to ensure performance, more scrutiny is being given to the chemistry and composition of the aggregates ...

Read More...

Highway Contractor: A hard day's night paving

Better Roads Staff - Jun 01, 2010

Highway Contractor:  A hard day's night paving

According to equipment industry leaders, successful paving projects at night start with three things: planning, planning and planning. By Mike Anderson   Working all night” may sound like a long, drawn-out sentence for anyone punching a clock. For a paving crew, it’s anything ...

Read More...

Kirk Landers: Necessity is also the mother of economy

Brooke Wisdom - Jan 01, 2010

Kirk Landers: Necessity is also the mother of economy

We all talk about economizing, about eliminating waste, and about getting more value for every dollar spent. We all talk about these things when we talk about government spending, and often when we discuss corporate spending, such as the so-called ...

Read More...

advertisement
advertisement

New Road Products

advertisement
advertisement