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TETRATECH <br />Mr. Heggtveit has provided design engineering In various water <br />.and wastewater projects including domestio:and reclaimed water <br />pipelines, water main replacements, gravity sewer mains, plump <br />stations, lift statlon% reinforced concrete reservoirs, flow control <br />facilities, rsayeled.water customer conversions, .and pressure <br />reducing valve vaults. Responsibilities have included preparation <br />of construction plans; specifications; and design calculations; <br />asslsted supervisors In preparing project memorandums.. <br />EXPERIENCE <br />Mid' -Basin rtjeofionr Centennial Park Design Services, <br />t3ranga Courtly Water District, Santa.Arior CA — Design of four <br />injection wells to be looatad within OsntenNet Park in the City -of <br />Sanka Ana for orange Cpuntyy Water Cilstrict, in addition to the <br />engineerflig servioae for the four injeotlon wells„ the project <br />includes the dasign of the supply pipeline, baokfiush pipeline, <br />bridge crossing, two shared faatlity likes, a monitoring well site, <br />site lrrlprovements, and.paving of pork rxcceas roads and parking <br />lots; <br />Irvine Desalter Project Potable and Non+Potable Weil Drilling <br />and EquipplWg, Irvine Ranch Water District, Irvine, CA» <br />Design Engineer for the preparation .of plans and specifications <br />for the drilling and equipping of design of well drilling for five <br />potable water wells and one non•potable.water well. This <br />included wellhead equipping for each well for both aboveground <br />and belowground facilities. Also included in this project was <br />modification to an existing tion -potable water well <br />Robertson's Ready Mix Recycled Water -pipeline -and ---- <br />Conversion, Irvine Ranoh Water District, Irvine, CA — Design <br />Engineer for the design of 650 feet of Unch pipe, appurtenances <br />and above ground flow meter assembly to serve Robertson's <br />Ready Mix recycled water. The project also included assisting <br />the District wish evaluating the necessary onsite modifications <br />and coordinating with County and State Health Officials. <br />Recycled Water Distribution System Expansion, RW <br />Customer Retrofits, El Toro Water District, Laguna Woods, <br />CA - Provided design services for over 200 irrigation meters <br />within Laguna Woods Village, City of Laguna Woods and City of <br />Laguna Hills. Work included preparing technical memorandums <br />for each major customer, performing preliminary site irrigation <br />spray tests, design of recycled water retrofit pians for each <br />property parcel, submittal to State and County Departments of <br />Public Health (DPH) for recycled water retrofit pian review of <br />each property, Working closely with the EI Toro Water District, <br />State and County Departments of Public Health, and each of the <br />retrofit customers was critical to the success of this project. <br />Page 1 <br />25E-210 <br />Cory Heggtveit <br />Local/State Health <br />I tlucatlow <br />8A.,.Civil Engineering, <br />California Slate Univerity, <br />Long beech, 2009 <br />Regisirdoneicartrgeatlnns: <br />Onglneerin Trainino, <br />Cialifarnra, 2005, N6,121854 <br />QM06: <br />Irvine, onlifomia <br />Years of Experience: <br />16 <br />Year with'Tetra Teohi <br />t6 <br />