Water is the most valuble solution in the world,our ancient relatives made many many tanks for colecting water.Thoes tanks are very wonderful and worth for next generation to generations.These irrigation system is very highest technology.Modern engeneers still finding that techcaly system.
Some of these ancient major tanks are,Parakrama Samudraya,in Polonnaruwa, Nuwarawewa in Anuradhapura, Tissawewa in Tissamaharama Kalawewa in kalawewa, Minneriya wewa in Minneriya, Girithalewewa, and so many tanks in Sri Lanka...........................................
Bisokotuwa is the main point of water flow out without any tension to the dam.Sorowwa is the main gate of distribution water to the plantation areas.The dam is the important and strong item of the tank, ancient tanks all made by ancient kings who ruled Sri Lanka used peoples power.Ancient irrigation systems are very very valu for our next generations.Therefore we must protect these tanks................................
Some of these ancient major tanks are,Parakrama Samudraya,in Polonnaruwa, Nuwarawewa in Anuradhapura, Tissawewa in Tissamaharama Kalawewa in kalawewa, Minneriya wewa in Minneriya, Girithalewewa, and so many tanks in Sri Lanka...........................................
Bisokotuwa is the main point of water flow out without any tension to the dam.Sorowwa is the main gate of distribution water to the plantation areas.The dam is the important and strong item of the tank, ancient tanks all made by ancient kings who ruled Sri Lanka used peoples power.Ancient irrigation systems are very very valu for our next generations.Therefore we must protect these tanks................................
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