Editor's note: This article no longer contains updated information relative to the industry. A pervious concrete pour is a three-step process - placing to elevation, compaction and curing. Unlike ...

Pervious concrete -- a mix of coarse aggregate, cement, water, and little to no sand -- creates a porous, open-celled structure that allows rainwater to filter through into the ground. This concrete ...

As pervious concrete has evolved in the concrete industry so has its mix design. There has been a tendency to create pervious mix designs using round pea gravel that is 3/8 inch or larger, says ...

That mix makes pervious concrete less dense, with 18 percent air pockets. That means water can flow through it. ... Pervious concrete is about as durable as traditional concrete, ...

There's a little demonstration Stew Waller enjoys running whenever he gets a chance to demonstrate pervious concrete to a group that's unfamiliar with the product. "Anytime we start a new job, we have ...

With no room or support to maneuver, ready-mix trucks with the pervious concrete could not access the area. As a result, Sanders and his team turned to Quinn Concrete Pumping for the only way to ...

This pervious concrete street is expected to help keep nearly 700,000 gallons of stormwater from entering ... The pervious mix used for the project was altered with an internal curing ...

Pervious asphalt and concrete minimize the fine particles in the mix. "The difference is that it has no sand. That's what creates the void structure that allows the water to flow through," said ...

Crane bought a 1-pound sample for a few dollars and mixed it with an 80-pound bag of standard concrete mix. After seeing how well it worked, he convinced Thetford to back the project.

As stormwater runoff from streets and parking lots becomes an ever-more sensitive environmental issue, eliminating it altogether with pervious pavement can be an elegant solution. Two projects now ...

Ancient Roman concrete could self-heal thanks to “hot mixing” with quicklime Mysterious lime clasts, dismissed as defects, turn out to serve a useful purpose.