Laserfiche WebLink
§ 8.30 <br /> <br />Sewage di.~osal wstexns <br /> <br /> aeration compartment. The trash trap shall have a net <br /> holding capacity of net less th~u 20% of the average daily <br /> flow. The invert level to the trap shall be above the liquid <br /> level and discharge directly into the trap. The outlet <br /> from the trap to the aeration compartment shall be deep <br /> baffled or equipped with tee or long ell. <br /> c) The trash trap shall be readily accessible for inspection <br /> and effective cleaning and shall be so constructed as to <br /> prevent unauthorized entry. <br /> d) The aeration compartment shall have a minimum <br /> holding capacity of 500 gallons or 120 gallons per <br /> bedroom, which ever is greater. <br /> e) The method of aeration shall be accomplished by <br /> mechanical aeration, diffused air, or both. The method <br /> used shall maintain aerobic conditions at all times. <br /> f) The settling compartment shall have a minimum net <br /> holding capacity equal to'20% of the vol,~rne of the <br /> aeration compartment. The design shall provide for <br /> effective settling and continuous return of settled sludge <br /> to the aeration compartment. <br /> g) A rn~u~mu_m one year warranty and an initial two year <br /> service contract which specified regular inspection calls <br /> and effluent quality checks shall be provided as a part of <br /> the purchase agreement. <br /> h) All other features of the aerobic tanks not specifically <br /> mentioned above shall comply with National Sanitation <br /> Foundation Standard No. 40 (November, 1970). <br /> <br />Capacity. Dwellings The liquid capacity of a septic tank serving a <br />dwelling shall be based on the number of bedrooms contemplated <br />in the dwelling and shall be at least as large as the capacities <br />given below. <br /> <br />Number of Bedroom~ <br /> <br />3 or less <br /> <br />4 <br /> <br />5 <br /> <br />For each additional bedroom, <br /> <br />T_~nk Liquid Capacities <br /> (Gallons) <br /> <br />1,000 <br /> <br />1,250 <br /> <br />1,500 <br /> <br />add 250 gallons. <br /> <br />Other Establishments. The liquid capacity of a septic tank <br />serving an establishment other than a dwelling shall be sufficient <br />to provide a sewage detention per]od of not less than 36 hours in <br />the tank for flows less than 1,500 gallons per day, but in no <br />instance shall the liquid capacity be less than 1,000 gallons. For <br />flows greater than 1,500 gallons per day, the minimum liquid <br />capacity shah equal 1,125 gallons plus 75% of the daily sewage <br /> <br /> I <br />I, <br />I <br />I <br />I <br /> <br />Page 244 <br /> <br />Printed 12/28/90 <br /> <br /> <br />