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EXHIBIT A <br />SCOPE OF SERVICES <br />Professional Services <br />Membrane Treatment Concentrate Zero Liquid Discharge Pilot Plant Study <br />WATER ACTIVITY NAME - Zero Liquid Discharge Pilot Study <br />GRANT RECIPIENT — East Cherry Creek Valley Water and Sanitation District <br />FUNDING SOURCE - WSRA Statewide Account ($200,000) and Metro Basin Account <br />($200,000) <br />BACKGROUND <br />This is an Exhibit attached to and made a part of the Agreement between EAST <br />CHERRY CREEK VALLEY WATER AND SANITATION DISTRICT (District) and <br />Colorado Water Conservation Board. (CWCB)for professional services to conduct a zero <br />liquid discharge (ZLD) pilot plant study to examine technologies for treatment of <br />membrane water treatment plant concentrate (Project). The study will utilize <br />commercially available equipment to evaluate two ZLD technologies —Vibratory Shear <br />Extraction Process (VSEP) and High Recovery Reverse Osmosis Process (HRROP). <br />Concentrate from the Town of Lochbuie (Town) Colorado existing Membrane Water <br />Treatment plant will be utilized as source water for the pilot studies. The District will <br />work with the Town to site temporary facilities to house pilot plant equipment and <br />provide necessary utilities to support equipment operation and testing. <br />The study is being funded by a grant from the Colorado Water Conservation Board <br />(CWCB) to the District, District funds and a grant from the South Metro Water Supply <br />Authority. <br />SUMMARY OF TASKS <br />The Scope of Services of the District as follows: <br />1.0 Task 1 — Prepare Work Plan <br />1.1 Prepare a draft Project Work Plan describing pilot study objectives, performance <br />objectives and testing scenarios; equipment testing protocols and associated test <br />parameters, general site layout, operational and utility requirements, and procurement <br />approach; pilot plant staff activities during the six months of on -site testing; overall <br />Project schedule; communication and coordination with the Town; health and safety <br />requirements; and, project documentation and progress reporting. Ten (10) paper <br />copies and one electronic copy of the draft Work Plan will be submitted to the <br />District for review and distribution to the Town and CWCB. <br />ECC V_ScopeOfWork.doc <br />