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Bangladesh heavily depends on the flow of the Brahmaputra, Meghna and Ganges river basins that originate in India, Nepal and China. Whereas deforestation and flood control in the upstream catchment areas increase the flood peaks in Bangladesh, water withdrawals and water diversions may result in water shortages in the dry season. [15]
Four organisations are in charge of various aspects of stormwater management in Dhaka: The Bangladesh Water Development Board (BWDB) is in charge of operating regulators and gates in the embankment; DWASA is in charge of the larger open drainage canals and pipes; Dhaka City Corporation (DCC) operates smaller underground and surface drains; and ...
Water Supply and Sewerage Authority or WASA is the main body administering Water supply, Drainage and Sanitation system in Bangladesh. [1] It was established in the year 1963 as an independent organization, under the East Pakistan ordinance XIX. At present WASA operates according to the WASA act 1996. [2]
This ministry prepares and implements development projects on flood control, irrigation and drainage, prevention of riverbank erosion, delta development, land reclamation, etc. through the construction of barrages, regulators, sluices, canals, embankments, rubber dams, flood control dams, coastal embankments and canals.
Bangladesh Water Development Board is a government agency which is responsible for flood control, drainage and irrigation i.e. water management in Bangladesh and its headquarters is located in Pani Bhaban, Dhaka. [1] [2] Muhammad Amirul Haque Bhuya is the running Director General of the board since 7 March 2024. [3]
The main part of such a system is made up of large pipes (i.e. the sewers, or "sanitary sewers") that convey the sewage from the point of production to the point of treatment or discharge. Sewers under construction in Ystad, Sweden. Types of sanitary sewer systems that all usually are gravity sewers include: Combined sewer; Simplified sewerage ...
A sanitary sewer is an underground pipe or tunnel system for transporting sewage from houses and commercial buildings (but not stormwater) to a sewage treatment plant or disposal. Sanitary sewers are a type of gravity sewer and are part of an overall system called a "sewage system" or sewerage .
A sewer pipe is normally at neutral air pressure compared to the surrounding atmosphere.When a column of waste water flows through a pipe, it compresses air ahead of it in the system, creating a positive pressure that must be released so it does not push back on the waste stream and downstream traps, slow drainage, and induce potential clogs.