waste management Gas_Probe

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waste management Gas_Probe

  1. 1. Typical Landfill Gas Monitoring Probe Protective Surface Casing Sampling Valve Concrete Pad Soil Soil Seal Gravel Cap Monitoring Probe Depth Varies. (Not to scale) Gas monitoring probes are used to enhance environmental protection at landfills. Gas concentrations are measured at permit or regulatory specified time intervals. This process allows potential environmental concerns to be identified early, evaluated and corrected (when necessary) in accordance with regulations and sound scientific approaches. www.wm.com ©2003, Waste Management From everyday collection to environmental protection, Think Green. Think Waste Management. SM

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