Ontario Tenders #tender_22017

Wagita Bay Concrete Dam Rehabilitation

The Government of Ontario is seeking a contractor to rehabilitate the Wagita Bay Concrete Dam near Atikokan, Ontario. - Government buyer: Government of Ontario, Natural Resources, Ministry of Natural Resources, Atikokan-Dryden-Fort Frances District. - Requested work: Design and install temporary cofferdams and a dewatering and flow-diversion system; perform partial-depth concrete demolition and repairs; remove part of the existing dam down to bedrock; complete foundation grouting; construct a new concrete gravity dam section; and supply and install post-tensioned anchors. - OEMs and vendors: None are named. No product part numbers or purchase quantities are provided. - Notable requirements: The work combines temporary water-control measures, structural concrete rehabilitation, foundation work, and installation of post-tensioned anchors.

Description

The project is for rehabilitation of the Wagita Bay Concrete Dam, a gravity dam located near Atikokan, Ontario. The work includes designing and installing temporary cofferdams and a dewatering and flow diversion system, concrete demolition and repairs, removal of part of the existing dam to bedrock, foundation grouting, and construction of a new concrete gravity dam section. It also includes supplying and installing post-tensioned anchors. The estimated initial contract term is 18 months, and a mandatory site meeting is scheduled for October 21, 2026.

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