GTR 113941167
Tenders Are Invited For Engineering Services – Astec - Step De Châteauneuf - General Planner
ICB — International Competitive Bid
Closes Jul 24, 2026
Western Europe
Tender Information
GTR Reference
113941167
Tendering Authority
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Tender No
378587-2026
Financer Name
Self-Funded
Work Title
Tenders Are Invited For Engineering Services – Astec - Step De Châteauneuf - General Planner
Bid Type
ICB — International Competitive Bid
Country
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Geographical Region
Western Europe
Last Date of Bid Submission
24-07-2026
Work Detail
Engineering Services – Astec - Step De Châteauneuf - General Planner. Châteauneuf Step – Rehabilitation 2035 This Contract Concerns General Planner Services For The Modernization And Compliance Of The Châteauneuf Step, Operated By The City Of Sion. This Installation, Which Ensures The Treatment Of Wastewater From The Right Bank Of The Rhône As Well As Several Neighboring Municipalities, Must Integrate Treatment Of Micropollutants In Accordance With The Requirements Of The Water Protection Ordinance (Oeaux). A Feasibility Study And Summary Preliminary Project Carried Out Between 2023 And 2025 By Csd Ingénieurs Made It Possible To Provide The Framework For The Step Rehabilitation Project. On This Basis, Astec Is Launching This Call For Tenders For The Continuation Of The “Rehabilitation 2035” Program, Aimed At Defining The Technical Solutions, Sizing And Modernization Options Necessary For The Sustainability And Future Evolution Of The Châteauneuf Step.
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