Structure and Working of Check Dams
STRUCTURE AND WORKING OF CHECK DAMS The word 'dam' carries a connotation that has always reminded me of a massive towering structure built over a gushing river. However, there is another kind of dam, implemented in regions such as Rajasthan: the check dam. Unlike their larger counterparts, checks dams are designed stop water to enable it to perculate into the ground to recharge the acquirers. Rajasthan, with its arid climate and frequent droughts, has been a pioneer in the use of check dams for many years. Over the last few years, through government programs and community efforts, traditional water conservation techniques like johads (small earthen check dams) have been revitalized. Typically constructed in areas of steep terrain, Check dams, also known as gully plugs are small barriers built across natural drainage channel to capture and store runoff water. Essentially, in a small catchment area, the small dams store extra water flow during monsoon rains. The impounded wate...