Roof Top Rainwater Harvesting Structures

Harvested rain water can be stored in subsurface ground water reservoir by adopting artificial recharge techniques to meet the household needs through storage in tanks.

Roof top rainwater harvesting structures.

Components of rooftop rainwater harvesting the process involves transporting rainwater through pipes and drains filtration and storage for reuse recharge. Rooftop rain water harvesting is the technique through which rain water is captured from the roof catchments and stored in reservoirs. It may be terrace courtyard or paved or unpaved open ground. Rainwater harvesting pages are not under access control although rainwater harvesting has been implemented in all the urban local bodies it is now felt that there is a need to modify some of the structures.

78000 70 100 54600 or say 55000 thus the rainwater harvested from each house of 100 sq m. Rainfall 20 mm in single event. Therefore the catchment is the area which actually contributes rainwater to the harvesting system. These are cleaned off after each heavy rain.

Whilst the monsoons do come every year some areas can receive hardly any rain the rain water harvesting structures are full read more. The surface that receives rainfall directly is the catchment of rainwater harvesting system. Total annual rainfall about 780 mm. Percent rainfall considered for harvesting is 70 of annual rainfall 550 mm 780 20 2000 78000.

It s what we do. Roof top collection and diversion to recharge pit factors considered for 100 sq m individual house and 500 sq m. Typical roof top harvesting structure under method a the down pipe is moved away from the inlet of the storage tank initially during the rains until clean water flows. Roof top rain water harvesting rrwh section.

We need the rains in order for the structures to work. Of roof area 55 cum can meet the. The terrace may be flat rcc stone roof or sloping roof. Under method b storage provision for initial rain is kept in a pipe.

It s in our name we harvest water. These are provided between. The main objective of rooftop rain water harvesting is to make water available for future use.