And since pervious is a porous concrete, the top 1 to 11/2 inches are critical when it comes to proper curing, Fisher says. An improper cure may result in raveling on the top or the edges of the slab.

Pervious concrete has come a long way in the last 20 years, with several significant developments along the way. Pervious concrete now has its’ own ACI Committee (522).The first ACI ...

An icon in the shape of an angle pointing down. Tarmac has created Topmix Permeable, a porous concrete that allows rain water to flow though it.

Concrete Network, a trade group, says that a square foot of pervious concrete can absorb 3 to 5 gallons of rainwater a minute, ... In the early 2000s, he became an icon.

An icon in the shape of an angle pointing down. Tarmac has created Topmix Permeable, a porous concrete that allows rain water to flow though it.

The space station mixtures were compared to samples mixed on Earth. The cement paste in space ended up being more porous, which is intriguing because more open spaces in the concrete would affect ...

Plastisoil is a concrete-like substance made from discarded plastic bottles, that rain water can pass through instead of running into storm sewers View 2 Images 1 / 2 ...

Eco-friendliness: Concrete is intended to be a solid surface that nothing can penetrate — including water, Macfarlane says.Large impermeable surfaces can send excess rainwater into sewer systems ...

Architect Elizabeth Diller explains how The Broad museum in Los Angeles was designed to feel "extremely welcoming" in the next instalment of Dezeen's Concrete Icons series produced in ...

Holes in porous pavement can get clogged with debris. Worcester uses porous pavement on some parking lots at parks. Porous pavement is 10% to 20% more expensive than traditional asphalt.

The porous concrete was used most commonly in public buildings from the mid-1950s to the mid-1990s. The new cases in hospitals came to light after NHS leaders told all English hospitals last month ...