Tamping.jpg | Tamping of Permeable Interlocking Concrete Pavement units after being placed on-site. (Source: William Wright, [http://www.thisoldhouse.com "www.thisoldhouse.com"]
Tamping.jpg | Tamping of Permeable Interlocking Concrete Pavement units after being placed on-site. (Source: William Wright, [http://www.thisoldhouse.com www.thisoldhouse.com]
IMG_3313.JPG | Tamping of permeable concrete at TRCA's head office in Vaughn, Ontario. (Source: TRCA)
IMG_3313.JPG | Tamping of permeable concrete at TRCA's head office in Vaughn, Ontario. (Source: TRCA)