(A) Private individual pump stations shall not be allowed where an alternative gravity option exists.
(B) General requirements:
(1) Tank size for a residence (additional fixtures shall be evaluated on a case-by-case basis) shall have a minimum capacity of 100 gallons for a duplex system, a minimum 100 gallons for a simplex system serving a washing machine or a single bathroom and a minimum of 600-gallon capacity for a simplex system.
(2) The tank design shall consider buoyancy and corrosion.
(3) The outlet pipe material shall be a minimum of Schedule 40 PVC glue joint pipe. The outlet pipe shall be designed based on the pump size.
(4) An audible and visible high-water alarm is required. The audible alarm shall be able to be heard throughout the house.
(5) A check valve and gate valve are required downstream of each pump.
(6) The pressure line from the pump system shall break to gravity flow prior to connecting to the sewer main.
(7) If the pressure line is connected to a gravity private lateral, a District-approved overflow device shall be installed outside next to the foundation upstream of the connection point.
(8) Private individual pump stations are not allowed within street right-of-way.
(9) All work shall conform to the latest Uniform Plumbing, Electrical and Building Codes. The city or county building permit is required unless otherwise directed by the District Engineer.
(10) Designs shall be submitted to the District for review and approval.
(Ord. 2019-02, passed 4-25-2019)