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DHI: GANGTOK AND PORT BLAIR CASE STUDIES

By DHI India Case Study 1: DEVELOPMENT AND MACRO-CALIBRATION OF THE WATER DISTRIBUTION MODEL OF GANGTOK, INDIA, 2005 8 Location: Gangtok, Sikkim, India  Type of project: Development and macrocalibration of the detailed water distribution model of Gangtok including monitoring for flows and pressures 8 Client: Gangtok Water Supply and Sanitation Project GWSSP, Gangtok, India. The project was externally funded via KBR, Australia.  Description Gangtok lies on the west of the River Ranipool, in the foothills of Kanchenjunga, at an elevation of 1,700m (5,600 ft), the town is 21 km (13…

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JICA ASSISTED GUWAHATI WATER SUPPLY PROJECT

By Rohit Dembi, Head –Digital Engineering Services, NJS Engineers India Pvt. Limited Project Summary The water system for Guwahati, the largest city in the northeastern region of India, was originally built to harness the Brahmaputra River with a gravity-based distribution system. Unregulated development led to water supply problems, as well as high water pressure in 60% of the system. To improve water distribution and the quality of life for residents, NJS Engineers India was tasked with constructing or upgrading water infrastructure throughout the city, including 36 kilometers of transmission mains,…

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CASE STUDIES OF OUTBREAK OF JAUNDICE EPIDEMICS

By Harisaran Das Outbreak of Jaundice Epidemic in Shimla in 2016 Jaundice epidemic, a waterborne disease broke out in Shimla city and adjoining areas in Himachal Pradesh during January 2016 which lasted till March 2016. It had rattled public health systems in the hill city. The Hospital of Indira Gandhi Medical College (IGMC), Shimla, had witnessed 60-70 cases of Jaundice patients per day in midJanuary which reduced to around 10 by end of February 2016. Over 1200 cases and two deaths were registered, though unofficial estimates put the number of…

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HOW THERMAL POWER PLANTS CAN SAVE 80% OF WATER?

By Dr. Jagjit Singh Sehra, President, CST Associates In the last edition of EA Water, the author presented some on idea how much water is being wasted in the cooling towers of thermal power plants. It was also mentioned that if we save this water how farmers can earn Rs. 3,315 crores per year. In this article we will discuss, how we can convert the existing thermal power stations, to save 80% of the water. To understand the same first we need to understand how much water is evaporated in…

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