Echo
Shoreview experiment may eliminate storm drains
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(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