Stockpiles and Containment: Are They Actually Working?

On a construction site, stockpiles can seem like a relatively minor stormwater concern. A pile of soil, sand, gravel, mulch, or other material may sit in one location for days or weeks without causing an obvious problem. But when rain or runoff reaches an unprotected...

What Is a Grade Differential in Stormwater Compliance?

Construction sites are rarely flat. Changes in elevation across a site can affect how stormwater moves, where runoff concentrates, and which erosion and sediment controls may be appropriate. One term that often comes up when discussing site grading and stormwater...

Concrete washouts: Are They Actually Working?

Concrete washout areas (CWAs) are a common Best Management Practice (BMP) on construction sites, particularly on projects involving concrete foundations, slabs, curbs, sidewalks, or other concrete work. Their purpose is to provide a designated location where concrete...