Construction of Atomic-East Detention Pond at GAEC

Specific Procurement Notice MINISTRY OF WORKS, HOUSING AND WATER RESOURCES Greater Accra Resilient and Integrated Development Project IDA CREDIT No.: 64100 CONSTRUCTION OF ATOMIC-EAST DETENTION POND AT GAEC RFB No: GH-MWH-413765-CW-RFB Request for Bids (RFB) Works INTERNATIONAL COMPETITIVE BIDDING Issued on: September 15, 2026 The Government of Ghana has received financing from the World Bank toward the cost of the Greater Accra Resilient and Integrated Development Project and intends to apply part of the proceeds toward payments under the contract for Construction of Atomic-East Detention Pond at GAEC. For this contract, the Borrower shall process the payments using the Direct Payment disbursement method, as defined in the World Bank’s Disbursement Guidelines for Investment Project Financing. The Ministry of Works, Housing and Water Resources now invites sealed Bids from eligible Bidders for the construction of the Atomic East detention pond at Ghana Atomic Energy Commission (GAEC). The intervention foresees the realization of a lowered excavated floodplain area in direct communication with the Odaw river, with embankment works limited to the regularization of the existing western bank of the river and existing ground level. The proposed scheme foresees a pond that can be used for frequent rainfall events and is characterised by the following elements: earthfill embankments; terrain excavation to reach a minimum elevation of 28 m asl inside the pond (existing ground level varies approximately between 31 m and 33m asl); one reinforced concrete weir (spillway) that connects the pond to the river and can work as inlet and outlet structure, located in a section downstream of the confluence of the Odaw tributary; Reinforced concrete outlet box culvert; access roads. Bidding will be conducted through I nternational Competitive Procurement using Request for Bids (RFB) as specified in the World Bank’s “Procurement Regulations for IPF Borrowers- Procurement in Investment Pr