This model captures dirt and sediment at construction sites and other high erosion areas. The rugged polypropylene construction can be easily rinsed and reused. The deep accumulation pocket (36”) can hold up to 500 pounds of soil, sand, sediment and dirt. It is designed for easy removal with a backhoe, forklift or other equipment. Helps comply with NPEDS, 40 CFR 122.26(1999).