Subsoil Investigation for Saidabad Water Treatment Plant Phase III: Expanding Dhaka’s Water Supply Capacity

Project Name: Subsoil Investigation (Minor GI) Work for Saidabad Water Treatment Plant Project Phase III

Client: Dhaka Water Supply and Sewerage Authority (DWASA)

Project Location: Narayanganj


The Saidabad Water Treatment Plant (WTP) Project Phase III, led by DWASA, is a critical initiative aimed at significantly expanding Dhaka’s water supply capacity. This phase involves doubling the existing production capacity with a new unit capable of supplying 450,000 m³ of water per day. The project includes constructing a new water intake and pumping station on the Meghna River, located 30 km from Dhaka, which will supply raw water to all three Saidabad units.

In addition to the treated water pipeline and the strengthened primary distribution network, the project has been designed with contingency measures. In case of disruptions at the Sarulia intake (e.g., poor water quality from the Sitalakhya River), the facility will be able to draw up to 950 million liters per day (MLD) from the Meghna River, ensuring continuous supply to the Saidabad Phases I, II, and III plants.

Our team was responsible for conducting a subsoil investigation at the project site in Narayanganj. The investigation included soil testing and analysis to evaluate the suitability of the subsurface for the proposed intake structure, pumping station, and pipelines. These insights were crucial in guiding the engineering design, ensuring the structural integrity and sustainability of the facilities.


For more information on our geotechnical services in water supply projects, contact us.

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