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6. COMMERCIAL ONISTE WASTEWATER TREATMENT SYSTEMS <br /> 6.1 Septic tanks for commercial OWTS must comply with the requirements in Section 4 <br /> of these standards. <br /> 6.2 An appropriately sized and designed grease receptor shall be required for all <br /> commercial food establishments or where any activity occurs which produces a <br /> grease content over and above the normal grease content found in domestic <br /> sewage. <br /> 6.3 All grease receptors shall be maintained in good working order and shall be <br /> pumped at a frequency that prevents grease from surfacing or entering into the <br /> OWTS and leach field. <br /> 6.4 A soil suitability and/or nitrate loading study shall be required where changes are <br /> proposed to the use or occupancy of the facility or site,or where there will be <br /> changes to the approved wastewater characteristics or volumes,or where <br /> modifications to the OWTS is required. <br /> 6.5 Any commercial OWTS which has had more than one repair in the previous ten year <br /> period due to dispersal field failure shall be evaluated by a Qualified Professional. <br /> 6.6 The following Water Use Computation Table shall be used to determine the average <br /> daily flow for Commercial Establishments: <br /> Table 6.6-Water Use Computation Table <br /> Type of Establishment Gallons Per Person Per Day <br /> (unless oiherwis-indicated) <br /> a) Rooming Houses.................................................................... 50 gal/per <br /> b) Boarding Houses.................................................................... 60 gal/per <br /> c) Motels/Hotels........................................................................ 50 gal/per <br /> d) Restaurants and cocktail lounges.......................................... 100 gal/seat or 35/per <br /> e) Bars or cocktail lounges......................................................... 20 gal/per <br /> f) Campgrounds with control bathhouse.................................. 35 gal/per <br /> g) Recreational vehicle camps................................................... 100 gal/per space <br /> h) Tourist camps with individual bath units.............................. 75 gal/per <br /> i) Retail Markets with public toilets...........I.............................. 150 gal/per fixture <br /> j) Retail Markets without public toilets.................................... 0.1 gal/sq ft <br /> k) Day camps(no meals served)................................................ 15 gal/per <br /> 1) Day schools and Day Care facilities <br /> w/o cafeterias,gyms or showers........................................... 15 gal/per <br /> ml Day,c.hool,with cafetr_na,,gyms&showers....................... 25 gal/per <br /> n) Boarding Schools................................................................... 100 gal/per <br /> o) Day workers at schools/offices(per shift.............................. 30 gal/per <br /> p) Institutions other than hospitals(involuntary)..................... 175 gal/per <br /> EHD t2.0 14 Pagn 20,140 OWTS Standards 1.2017 <br /> %-TE <br /> LIItir <br />