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  2. National Water Supply and Drainage Board - Wikipedia

    en.wikipedia.org/wiki/National_Water_Supply_and...

    The National Water Supply and Drainage Board (commonly abbreviated as NWSDB) is the National Organization responsible for the provision of safe drinking water and facilitating the provision of sanitation to the people in Sri Lanka. The organization had its beginning as a subdepartment under the Public Works Department for water supply and drainage.

  3. Biyagama Water Treatment Plant - Wikipedia

    en.wikipedia.org/wiki/Biyagama_Water_Treatment_Plant

    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.

  4. Litro Gas - Wikipedia

    en.wikipedia.org/wiki/Litro_Gas

    Litro Gas is Sri Lanka's largest gas company. It controls 85% of Sri Lanka's gas market. The company is wholly owned by Sri Lanka Insurance Corporation.. Established in 1872 as Colombo Gas and Water Company, [3] it was a wholly owned subsidiary of Royal Dutch Shell until 2010, when it was purchased by the government of Sri Lanka.

  5. Sri Lankan irrigation network - Wikipedia

    en.wikipedia.org/wiki/Sri_Lankan_irrigation_network

    Long after King Pandukabhaya, King Parākramabāhu I had many tanks built, with one large tank called Parakrama samudraya still providing significant water for agriculture. Many rulers of Sri Lanka contributed to the development and construction of tanks all over the Raja Rata, the northern part of the country. [2]

  6. Tank cascade system - Wikipedia

    en.wikipedia.org/wiki/Tank_cascade_system

    An estimated 15,000 tanks were built between 300 and 1300 CE, during the Anuradhapura Kingdom (437 CE–845 CE) and Polonnaruwa kingdom (846 CE–1302 CE) eras. [13] Sri Lanka irrigation engineers of this period were supposedly summoned or hired by other kingdoms for their expertise. [12]

  7. Pettah Floating Market - Wikipedia

    en.wikipedia.org/wiki/Pettah_Floating_Market

    The Pettah Floating Markets are located on Bastian Mawatha in Pettah, a neighborhood in Colombo, Sri Lanka, and consist of 92 trade stalls, with a number of the stalls established on boats on Beira Lake. [1] The floating market serves as a tourist attraction selling local produce and local handicraft. [2]

  8. Category:Irrigation tanks in Sri Lanka - Wikipedia

    en.wikipedia.org/wiki/Category:Irrigation_tanks...

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  9. Kuttam Pokuna - Wikipedia

    en.wikipedia.org/wiki/Kuttam_Pokuna

    Kuttam Pokuna (twin ponds or pools) are well preserved old bathing tanks or ponds in Sri Lanka. This pair of ponds was built by the Sinhalese in the ancient Anuradhapura Kingdom. They form part of the Abhayagiri vihāra complex and are an example of the works in the field of hydrological engineering, architecture and art of the ancient Sinhalese.