Star Tribune - May 25
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.
read more
Wednesday, June 3, 2009
Subscribe to:
Post Comments (Atom)




0 comments:
Post a Comment