In duplex pump stations, the pumps shall be of ______

________ pumps produce a head and a flow by increasing the velocity of the liquid with the help of the rotating vane imp…

Which is the part of the pump which prevents the flow of water from the volume to enter back to the impeller?

What is the spacing of manholes for pipe diameter of greater than 2 m?

Lamp hole is an opening or hole constructed in a sewer for purpose of lowering a lamp inside it.

What are the manholes having a depth greater than 1.5 m called?

What is the arrangement for diverting excess sewage from the combined sewer called?

What are the facilities including pumps and other equipment for pumping fluids from one place to another called?