Thur3: Bürglen - Kradolf-Schönenberg section, fish passability of weirs and mouths 2026 Tender
Original: Thur3: Abschnitt Bürglen - Kradolf-Schönenberg, Sanierung Fischgängigkeit Schwellen und Mündungen kmTG 32.310 bis 35.900
Amt für Umwelt Kanton Thurgau
In context
This is a contract notice published by a government body covering services. Delivery covers Switzerland (CH-TG). It is classified under Biodiversity and Nature, Water and Climate Adaptation and 1 other against the sustainability taxonomy rather than matched on keywords.
Engineering services for fish passage restoration on the Thur River, including removal of three weirs, one stream mouth rehabilitation, and in-stream habitat measures across a 3.6 km section. Bidders must be qualified civil/environmental engineers with experience in river restoration and fish-passage design.
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About this tender
Ingenieurleistungen für das Korrektionsprojekt Sanierung Fischgängigkeit Schwellen und Mündungen kmTG 32.310 bis 35.900 (SIA Phasen 31 bis 53). Sanierung von drei Schwellen, einer Bachmündung sowie Instream-Massnahmen auf der gesamten Strecke.
Key requirements
- ✓SIA phases 31–53 engineering services (design through construction supervision)
- ✓Fish passage restoration at three weir structures and one stream confluence
- ✓In-stream habitat and ecological measures across 3.6 km river section
- ✓Expertise in river morphology, fish ecology, and Swiss environmental standards
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How this compares
- Compared with 150 similar tenders (water in Switzerland) listed in the last 12 months.
- It allows 39 days to respond, shorter than the typical 40 days across 146 similar tenders.
- This is the only similar tender from this organisation listed here in the last 12 months.
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About this sector
Biodiversity funding backs habitat restoration, species protection, protected areas and nature-positive business. It comes from environment agencies, multilateral nature funds and conservation philanthropy, often through competitive calls with defined regions. Applicants are usually asked for baseline surveys, local partners and indicators that show ecological change.
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