1. Past Project: Oil/Sand Interceptor Cleaning for Montana Department of Transportation in Cascade, Montana

    Oil/Sand interceptors are typically installed in industrial and maintenance facilities. They are large-capacity, underground vaults designed to intercept and collect oil and sand in a wastewater flow and prevent it from reaching the sanitary sewer system. These vaults feature baffles and pipes that trap sediments and retain oils. When wastewater flows into the vault, it slows down, causing oils to…Read More

  2. Past Project: PCB Spill from Transformer Fire in Columbia Falls, Montana

    A transformer fire resulted in the uncontrolled release of approximately 1,100 gallons of oil containing polychlorinated biphenyls (PCBs). The release impacted surrounding soils, gravel, and a containment system consisting of a catch basin, piping, and an oil/water separator. Olympus excavated and loaded into roll-off containers 400 tons of contaminated soil and 300 tons of contaminated gravel. Th…Read More