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A catchment site within the system is referred to as a wewa (වැව) in Sinhala, and this term is translated into English as "tank". [7]These tanks are connected in a series, referred to as a cascade, so that an ephemeral waterflow can be used, stored for future use, or conveyed elsewhere. [7]
The irrigation works in ancient Sri Lanka were some of the most complex irrigation systems of the ancient world. The earliest examples of irrigation works in Sri Lanka date from about 430 BCE, during the reign of King Pandukabhaya , and were under continuous development for the next thousand years.
Download QR code; Print/export Download as PDF; Printable version; ... Help. Pages in category "Irrigation tanks in Sri Lanka" The following 7 pages are in this ...
The Biyagama Water Treatment Plant or BWTP is a water treatment facility located at the bank of Kelani River, in Biyagama, Sri Lanka. At a daily output capacity of 160,000,000 L / d (1,900,000 L/ ks ), it is the second largest water treatment facility in the country.
Download QR code; Print/export ... Irrigation tanks in Sri Lanka (7 P) Pages in category "Reservoirs in Sri Lanka"
Sri Lanka is pockmarked with many irrigation dams, with its water resource distributed across nearly the entirety of the island for agricultural purposes via artificial canals and streams. Utilization of hydro resources for agricultural production dates back to the pre-Colonial era , with the current crop production now largely dependent on ...
There was a 500 ft (152 m) spill on the left bank and two spills on the right bank - 1,200 ft (366 m) and 700 ft (213 m). [2] The left and right bank sluices were each 4 ft by 3 ft 6 in whilst the central sluice had a diameter of 18 in. [ 2 ] By 2014 the tank was capable of irrigating 6,900 acres (2,792 ha).
In 1902 the Director of Irrigation H. T. S. Ward came up with proposals for building a new irrigation tank on the Kanakarayan Aru in northern Ceylon. [4] Work in the tank, which had a catchment area of 227 sq mi (588 km 2) and was to hold 26 ft (8 m) [a] of water, began in July 1902 [b] but was delayed by the World War I.