H329366 updated: 11/12 Hard Surface Guard: ??Is a BMP designed to seal to hard surfaces to keep debris, soil or other particulates from moving off-site. ??Allows water flow-thru and significantly reduces water velocity while providing parti- cle and debris filtering ??Is made from durable and recyclable HDPE The Challenge: ??Clark Construction initially installed fiber rolls around the construction perimeter in an attempt to

Join for free to read