Pumps shall not be installed prior to a septic tank without approval of the Department of Environmental Quality Engineering.
At least two pumps shall be installed, except in cases where repairs to systems under 1,000 gallons per day are being made or for single-family residences.
All pumps shall be installed in strict conformance with the manufacturer's specifications. Pumps for settled sewage shall be capable of passing at least one-and-one-fourth-inch solids.
A. 
Pump control shall be moistureproof and shall operate in the following sequence:
(1) 
Pumps off.
(2) 
Lead pump on.
(3) 
Alarm and lag pump on.
B. 
Pumps must alternate and, in cases where the flow is in excess of 5,000 gallons per day, they must service separate disposal areas.
All pumps shall be equipped with an alarm powered by a circuit separate from the pump power.
Standby power shall be provided at apartment houses, condominiums, elderly housing and all other premises which are not vacated during power failure. An empty emergency overflow tank with a twenty-four-hour storage capacity may be substituted where such tank can be placed above groundwater.