Section 84(5) in The Haryana New Mandi Townships Building Rules, 1967
(5)He shall cause every septic tank to be constructed so as to permit of cleaning operations being carried out thereinto without interference with the operations being carried out thereinto without interference with the operations of water borne sanitary installation as a whole. He shall cause every septic tank intended to serve a population of 24 or more persons to be constructed into two separate compartments so that one compartment, may when required be put out of use for cleaning purposes.
