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� y. <br /> Halling Lawson Associates <br /> operations• The system would be installed above ground-water <br /> drains in the same trenches. once in operation, the system <br /> s` should be able to develop a horizontal zone of influence that <br /> t f wi <br /> will draw hydrocarbons, if any, from soil beneath the building. <br /> t Gases withdrawn from the vadose zone will be passed through a <br /> carbon treatment unit p, <br /> r prior to discharge into the atmosphere. As i <br /> I� previously discussed, a soil-venting system could be incorporated 3` <br /> . 'j into the design of the ground-water remediation system, The <br /> resultsf <br /> of "piggy-backing" the soil remediation system on the <br /> ground-water remediation system could d result in a substantial ' <br /> / ccst savings and increased efficiency of the ;renting system. <br /> !r AAK/ly 030480L/Rll <br /> G».f <br /> LI <br /> i <br /> ' I <br /> i <br /> tis,' .__-.... '...._:.. ......_._ . ._.. ......._.. _ ...... 'j <br /> r <br /> - - - - - . <br /> 26 s <br /> i <br /> 1111 Ills MjjIIMFAIMWjIIj Elm NJ IIEMIORMINJIM <br /> � I <br />