(MN) Minnesota Star-Tribune – Shoreview is betting on a new “green” concrete paving method that lets rainwater pass right through the street surface to prevent damaging runoff.
Pervious concrete — made of gravel and cement minus the sand that gives regular concrete its impenetrable density — has the porous quality of a Rice Krispies bar.
Because it will allow water to drain straight to the ground below, Shoreview will install about a mile of pervious concrete streets without storm sewers in the Woodbridge neighborhood on Lake Owasso. More