Whatever may be the choice of technology there are some prerequisites which need to be fulfilled for effective operation of the liquid waste management system. These are –
2. Do not mix animal waste in waste water – at many places it is a practice to wash animals and animal sheds with water and let all the wastewater to the nearby open drain. This not only results in clogging of drains but also increases the load to the waste water treatment system. This should also be stopped by motivation as well as by penalization. ( This norm difficult to implement – Need to develop solution for handling cattle shed waste water )
Ground reality is that in most of the northern states – People have constructed septic tanks from their own sources and majority of the septic tanks constructed under Non SBM are without soak pits . There is need to develop suitable strategy to handle effluent generated from septic tank and Fecal sludge )
4. Avoid strong chemicals & detergents – If the waste water is to be reused especially in kitchen gardens, it is advisable to limit or not use strong chemicals and detergents. These may have adverse residual effects on plants grown on such water.
--Some Essential Do’s--
1. Improvisation / Preparation of Bathing place & or Washing place – It is essential to have a proper structure for bathing place or washing place-the main origin of waste water in a household- in order to ensure proper flow of waste water into the system. If such a structure does not exist or is damaged it is essential to construct one or repair damaged structure.
2. Incorporate following components at household level
Nhani Trap This is a simple device which prevents entry of mosquitoes into the waste water system as well as preventing odour in the system .
Silt chamber-cum- Grease Trap
Silt chamber is an arrangement to remove solids from the waste water by settling. This is important as it prevents clogging of the system, pipes etc.