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• <br /> ( V- <br /> Engineering J'arkners, Inc. <br /> • <br /> Progressive 5oIutions <br /> Water Demand Calculations <br /> 18000-15-38 <br /> October 10,2016 <br /> Project Name: JP Automotive Repair Center <br /> Project Location: Hilo, Island of Hawaii <br /> TMK: (3) 2-2-035: 034 <br /> Type of Occupancy: Automotive Repair Center <br /> Total Property Area: 0.51 acres <br /> Proposed Improvements: <br /> • JP Automotive Repair Center including: <br /> o 2 flush tank water closets <br /> o 2 lavatories <br /> o 1 shower <br /> o 4 hose bibbs <br /> Estimate of Water Usage: <br /> 5 workers/day @,20 gallons/patient= 100 gallons <br /> 20 staff/day (c)5 gallons/staff= 100 gallons <br /> Total Maximum water usage from project site= 200 gallons/day <br /> 200 gpd/400 gpd per unit=0.5 units are required. Use I unit. <br /> See attachments for Peak hour usage calculations. <br /> There is a total of 14.5 fixture units which is equal to 11 gpm of Peak hour flow. <br /> Conclusion: <br /> A 5/8"water meter will be needed for project site. There is a existing 5/8"water meter installed onsite. <br /> If you have any questions,please call me at 933-7900. <br /> Sincerely, <br /> ENGINEERING PARTNERS, INC <br /> -7 Yen Wen Fang, P.E. <br /> Principal <br /> P.O.BOX 4159 • HILO.HI 96720 • TEL(808)933-7900 • FAX(808)933-3533 • CONTACTOEPIHAWAILCOM • WWW.EPIIIAWAII.CO:II <br /> Exhibit B <br />