Engineering Services for the Improvement of the Doubs Wastewater Treatment Plant Operation

Engineering services for the improvement of the Doubs wastewater treatment plant operation: The project comprises three work phases. Phase 1: Rehabilitation of clarifiers, installation of isolation valves, industrial water production. Phase 2: Construction of a building at the plant entrance for effluent pretreatment and reception of emptying and cleaning materials, demolition and dismantling of abandoned structures. Phase 3: Integration of a sludge densification process, renewal of fine screens, renewal of process air production equipment, rehabilitation of biomaster civil engineering, construction of a structure for sand washing and aeration, securing of the temporary grit and screening structure in the external overflow, construction of a new material storage building. The duration of the works (DET mission) including the VISA and AOR missions is 10 months for Phase 1, 14 months for Phase 2, and 14 months for Phase 3. No variants allowed.

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