landfill riser Articles

  • Corrective action at a hazardous waste unit

    Troy Risk performed a RCRA Corrective Action at a closed hazardous waste landfill for a multinational landfill company. The work involved inspection and cleaning of two 85-foot leachate risers. A leachate riser is a stack of 4-foot diameter concrete pipe sections, which provide a passage to the bottom of the hazardous waste landfill. The riser provides access to pumps and electronic leachate ...


    By Troy Risk, Inc.

  • A guide to successful installations

    A successful Pumps & Controls installation begins with sound project design, well executed installation, and a thorough start-up procedure. EPG includes an Installation Guide, Installation Record Form, and Start-Up Checklist  in every O&M to help achieve this. Not only are these documents a useful resource during the design stage, they can be used as part of a "flight check" process ...


    By EPG Companies Inc.

  • EPG Systems At Work

    In Mississippi, a landfill had seven leachate sumps, serving forty acres. A sideslope riser design was being utilized with a variety of pumps and control systems spread over a large footprint requiring thousands of feet of conduit and wire. Over time, as pumps failed, a variety of types and brands of pumps were used including water well-type submersibles and grinder pumps. Electrical control ...


    By EPG Companies Inc.

  • Identifying Leaks from Natural Gas Pipelines at a Safe Distance

    The use of natural gas, of which methane is the principle component, is increasing worldwide. According to the American Petroleum Institute methane meets 24% of U.S. energy demand and heats over 50% of all U.S. households. It also has many industrial uses, such as the manufacture of chemicals like ammonia, methanol, butane, ethane, propane and acetic acid; it is also an ingredient in products as ...

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