A buttress dam is also called as a hollow dam. It is a dam with a solid, water-tight upstream side that is supported at intervals on the downstream side by a series of supports. A reinforced concrete slab or a series of arches or thickened buttress heads may form the sloping membrane for retaining the …
Canal is an artificial channel to carry water from a river or reservoir for irrigation purposes or human needs or navigational operations. The canal always depends on the main reservoir or river. So dams or weirs or lock systems are used to rise up the water level to divert water to canals. A canal is …
Dams are the Hydraulic structure constructed across a river to store water on its upstream side. It is a totally Impervious barrier constructed perpendicular to the flow of the river with a view of forming a reservoir. Dams are used to control the water level of the reservoir. Need of Dams Water is the most …
Water is the most basic need for human beings for a living. It is the most consuming thing by humans after the air. Unfortunately, the present world is struggling with water scarcity. We already have seen the news water scarcity problems in Chennai and Cape Town, South Africa and also other countries too. This makes …
Sewage treatment is the process of the removal of the impurities or pollutants from the municipal wastewater which mainly contains household sewage and some industrial wastewater. The Physical, chemical and the biological processes are used to remove the impurities and it helps in producing treated wastewater that is safe enough for the environment. Nowadays …
The runoff that is observed during rainfall or snowfall or any other form of precipitation percolated into the soil or gets absorbed by plants. Most of the urban areas have impervious surfaces like concrete and bitumen leading to accumulation of stormwater. If the rain continues, the level of water in such areas increases and ultimately …