CWASA floats tenders for ‘Design-and-Build’

CHATTOGRAM, Oct 21:- Chattogram Water Supply and Sewerage Authority (CWASA) has invited applications for the initial selection of contractors for the design and construction of a sewerage network under the Chattogram Metropolitan Sanitation (CMS) Project in the North Kattali Catchment (NKC).

The deadline for submitting applications is November 11, said CMS Project Director Mohammed Ariful Islam.
Under procurement package No. CMSP-51W2, the selected contractor will be responsible for the design, construction, supply, installation, testing and commissioning of wastewater networks and associated works in the NKC.

 “Applications for Initial Selection should be submitted in sealed envelopes, either in person or by mail, to the designated address. The envelopes must be clearly marked ‘Application for Initial Selection for Design, Construction, Supply, Installation, Testing and Commissioning of Wastewater Networks and Associated Works for NKC of Chattogram Metropolitan (Package No. CMSP-51W2),’” PD added. CWASA intends to initially select up to six contractors or firms for the work. The selected applicants are expected to be invited to submit bids in December 2026.

The project covers the design and construction of wastewater networks and associated service connections in the northwestern part of Chattogram Metropolitan, along with on-site sanitation facilities for communities that will remain unserved by the sewerage network.

The major components of the contract include:
-Construction of approximately 93 kilometres of sewer lines, ranging from 200mm to 1,200mm in diameter and extending to depths of up to six metres.

-Installation of approximately 8,100 domestic and commercial sewer connections.
-Design and installation of on-site sanitation systems for unserved areas, covering approximately 15 per cent of the catchment's total population.

The contract will have an implementation period of 42 months, comprising 12 months for design and approval and a further 30 months for construction, supply, installation, testing and commissioning.