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CITY OF SANTA AAA <br />R F P NO,: 22-133 <br />ON- CALL ENGINEE Ri NG DES IG N S8RViC ES FOR PFAS TR EATM E NT SYSTaMS <br />the ape of w ock steal I include the follo*inq for the Planning Study- <br />A- MANAGEMENT ACTIVITIE <br />The Consultant -shall conduct project mans-gement activities to ensure adherence to <br />budget and schedu le_ The Consullant shall wordinale and attend meetings with CAy staff <br />parl2aining to the projeut kickoff, reviewing draft reports, and as needed tG prepare and <br />addre project inquiries and issues_ In addition, the Consultant shall provide meeti:ng <br />m inutes fa r each meeting as we II a s biweekly up -dates of prug ress to the Chy. <br />15- WELL ASSESSMENT AND INITIAL TREATMENT DESl`N <br />The Gonsu Itant F-ha II gather inforrnahon on IN Ry's groundwater conveyanae Fyslems_ <br />itripacted wells, ra rvairs, imported wafer conrnections, and conduct site visits per the <br />City's request to determine available area of land for the PFAS treatment system(s) as <br />well a s determine how the treatmenl systern(s) will be integrated into the City's existi:nq <br />opera Vans. Thae Consuttent shell ais❑ raviaw any existing and available informat+on on <br />the Gibs historical PFAS beach- and pilot -sale lusting as well ea Historical Planning <br />Studley performed and existing PFAS treatment facility layGu#s, and adhere to ttie <br />standards set therein. <br />In the preliminary Planning Study. the Consutta nl shall pro;+ido a conceptual layout for <br />each requested laoation by IN City based on -exks,ti.ng ion axchanga (IX) treatment <br />systems (AqueoUS Vets Syutem rated for 150 PSI). Fur all IX wellhead treatment <br />deF,igns, the Consultant shall include cartridge filter pre-treatment, a sand separator, I <br />lead -lag systern capable of addressing the wall(e)'-s gallon per minute raaxeity, an <br />emergency generator, and an additional -sound attenuated booster pump to cnmhot the <br />head loss ex"denced through %e new treatment system. <br />C. PERMIT ASSESSMENT <br />The Consultant shall perform an initial permitting assay rrient to underslsnd any <br />requirements. ass well as develop a list of fequi red permirts (include permit description, <br />issu ft regulatory agency, summary of permit reciu ire menu , and permit acquisition <br />fimelines), <br />D. FEASIBILITY STU aY <br />The Planning Study sha II possiD-ss a Feasibility Study y in which the Consuitant shell <br />investigate hydraulic conditions of existing wells and determine what modifications to <br />exi3Ong welI pumps and transmission systems (booster pumps) will be necessary, if any. <br />for the installation of the proposed PFAS wellhead treatment facilities. <br />E. COST ESTIMATES <br />City of Santa Ana RF-P 22-133 <br />On-Cau ENineering ae9ign S.ervke5 for PFAS Tmalm-ant Systems <br />10 15 <br />