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The Samanala Dam (Sinhala: සමනලවැව වේල්ල) is a dam primarily used for hydroelectric power generation in Sri Lanka.Commissioned in 1992, the Samanalawewa Project (Samanala Reservoir Project) is the third-largest hydroelectric scheme in the country, producing 405 GWh of energy annually.
Gate valves may have flanged ends drilled according to pipeline-compatible flange dimensional standards. Gate valves are typically constructed from cast iron, cast carbon steel, ductile iron, gunmetal, stainless steel, alloy steels, and forged steels. All-metal gate valves are used in ultra-high vacuum chambers to isolate regions of the chamber ...
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 ...
The tunnel begins at the dam site, and stretches north at a distance of approximately 7.4 km (4.6 mi) towards Pundaluoya, before stretching a further 5.5 km (3.4 mi) north-west towards Kumbaloluwa and ending up at its powerhouse at the Kotmale River near Niyamgamdora, at approximately , 2 km (1.2 mi) downstream of the confluence of Pundal River ...
[2] With the initiation of 'Operation Watershed', the Sri Lanka Armed Forces undertook to wipe out the LTTE. According to Gen. Sarath Fonseka, it was the correct place to start off the military battle to destroy the LTTE.The armed forces launched air strikes with the aim of capturing the waterway and sluice-gates. On August 11, 2006, the Sri ...
The Polgolla Barrage (also erroneously known as the Polgolla Dam) is a barrage built across the Mahaweli River at Polgolla, in the Central Province of Sri Lanka.The main purpose of the barrage is to maintain the water level of Mahaweli river at a constant height to provide a uniform potential head at the intake to the underground tunnel which conveys water to Ukuwela powerplant.
Ceylon Petroleum Corporation, commonly known as CEYPETCO (CPC), is a Sri Lankan oil and gas company. Established in 1962 and wholly owned by the Government of Sri Lanka, it is the largest oil company in Sri Lanka. It was formed in 1961 by nationalisation and expropriation of all private oil companies in Sri Lanka at the time of its formation. [4]
The McCallum Lock Gates comprise a bridge over a set of lock gates connecting East Beira Lake and the Colombo Harbour.Built between 1951 and 1956 by the Colombo Public Works Department to facilitate barge traffic between ships docked in the harbour and ports on the Kalani river.