Laserfiche WebLink
Municode Page 8 of 12 <br /> buildings <br /> and buried <br /> pipes <br /> Lawn 10 10 <br /> sprinkler <br /> s stems <br /> b� Sewage tanks. The minimum sewage tank size requirements are as follows: <br /> Number Tank's �iquid Capacities <br /> f (galtons) <br /> Bedroom <br /> or less 1,000 + 1,000 re ardless of arba e dis osal use <br /> 5 or 6 1,250 + 1,000 re ardless of arba e dis osal use <br /> 7, 8 or 9 1,500 + 1,500 re ardless of arba e dis osal use <br /> 10 or Sewage tanks shall be sized as other establishments per Minnesota Rules chapter 7080. <br /> more <br /> �� Pumping stations. In order to standardize installation and electrical connection <br /> methods, the foliowing pumping station requirements must be met in addition to <br /> Minnesota Rules chapter 7080: <br /> �• Electrical connection. <br /> �� A watertight, lockable electrical box must be mounted on a four- <br /> inch-by-four-inch treated redwood or cedar post. <br /> ��� All electrical connections shall be made within the box. Pump <br /> connection must not be made using a direct line (plug-in only). <br /> Wire entry to the electrical box shall be sealed with a watertight <br /> material such as foam or putty. <br /> iii. Alarm and pump floats shall be on separate electrical circuits. <br /> iv. Electrical wire from the power supply must not run over any tanks <br /> but must be laid beside the tanks and placed in conduit along the <br /> electrical post. <br /> �� Electrical cords from the pump and floats must be run through a <br /> two-inch PVC (or equivalent) conduit (schedule 80) with a one- <br /> inch gap between the conduit and the electrical box. Electrical <br /> cords must not run through or under the manhole cover. Wires <br /> must not have ground contact. <br /> 2� Pumping chamber. <br /> �� Pressure pipe exiting the pumping chamber must be laid on a <br /> uniform slope up to the soil treatment area for proper drain back. <br /> The pressure pipe must be sleeved inside a larger diameter pipe <br /> for additional support if spanning ground that has been <br /> excavated. If the pipe at the tank must be lower than union to get <br /> elevation for drain back, a one-quarter-inch weep hole must be <br /> used. <br /> ii. <br /> https://library.municode.com/print.aspx?h=&clientl D=13094&HTMRequesrhttps%3a%2f%2flibrary.municode.com%2fI IT... 6/24/2014 <br />