Thursday, June 20, 2013

Flood Mitigation project in Colombo

Weras Ganga basin plays an important role as a center of economic and social activity and provision of housing for the people of Colombo Metropolitan region.  Some part of this basin are centers of industrial and commercial activities and other sections have been characterized mainly as residential areas and the potential for residential development is high due to urban sprawl Phenomena from Colombo and migration from other areas of Sri Lanka.  The area surrounding Weras Ganga provides a water front environment and is a popular area for recreational activities as well as residential development.  As there is no proper drainage system is available this basin has been subjected to heavy flood during most of the time of the year.   Therefore urgent necessity of proper drainage system has been identified and Weras Ganga basin storm water drainage & environment improvement project was initiated.

Implementation of this project promotes sustainable development activities and enhances environment improvement which will promote tourism industry mainly with the protection of Attidiya Bird Sanctuary and Bolgoda canal.  Project activities has been divided in to two stages as phase I & phase II.  Phase I contain the development of Nugegoda Rattanapitiya Ela, Boralesgamuwa North & South Canals, Maha Ela 'and Weras Ganga by dredging. conservation of marshy lands and improvement of drainage system in Bolgoda area and its surroundings. The estimated cost of the Project is Rs.13,OOO million

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