Davos Monstein Wiesen km 62.533-62.681: renewal of downhill retaining structures 2026 Tender
Original: Davos Monstein - Wiesen, km 62.533 - 62.681, Erneuerung talseitige Stützbauwerke 11-230/231/233
Rhätische Bahn AG
In context
This is a contract notice published by a government body covering construction and works. Delivery covers Switzerland (Europe). It is classified under Engineering and Infrastructure against the sustainability taxonomy rather than matched on keywords.
This Swiss rail infrastructure works tender covers renewal of downhill retaining structures on the Davos Monstein line, including soil nailing, micropiles, masonry repair, concrete work and railing installation. It suits construction contractors with Swiss railway works experience, rather than climate-specialist firms.
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About this tender
Rhätische Bahn AG is procuring civil engineering works to renew the downhill-side retaining structures (talseitige Stützbauwerke 11-230/231/233) on the Davos Monstein – Wiesen railway line, km 62.533 to 62.681, in the municipality of Davos, Switzerland (approx. 1,250 m a.s.l.). The procedure is an open tender under CPV 45262620 (retaining walls). The main quantities include: sheeting with Swiss Gewi bars (110 m) and HEA profiles (60 m) for soil support; demolition of natural stone masonry and concrete (120 m³); scaffolding on facades (350 m²); micropiles (1,500 m); formwork (400 m²); reinforcement steel (26 t); concrete (180 m³); waterproofing (30 m²); masonry restoration (140 m²); facing masonry (270 m²); pipe block (620 m); drainage line (10 m); and railing installation (165 m). Execution is scheduled from 29.04.2027 to 14.09.2028, with work periods from late April to mid-November 2027 and early May to mid-September 2028. The contract duration is fixed and may not be extended. Tender documentation is available on simap.ch from 19.10.2026 to 18.11.2026 (registration and login required). Questions must be submitted by 06.11.2026 by email to [email protected]; the question round is conducted outside simap.ch. Variants are permitted; partial tenders are not. The procedure is conducted in German, and the contract is not within the scope of international treaties.
Bidder eligibility
Eligibility criteria are specified in the tender documentation, which is only accessible after registration on simap.ch. Bidding consortia are permitted. Multiple tenders from bidding consortia are not permitted. Participation conditions are set out in the documentation.
How bids are scored
Award criteria are specified in the tender documentation. No price/quality split or weightings are disclosed in the published notice. Variants are permitted.
Key requirements
- ✓Install about 110 m of Swiss Gewi bar and 60 m of HEA profile slope bracing
- ✓Deliver about 1,500 m of micropiles, 620 m of pipe block work and 180 m3 of concrete
- ✓Demolish and rebuild natural stone masonry, including 270 m2 of facing and 140 m2 of repair
Procurement contact
The notice names a procurement contact for clarification questions.
CPV codes
Relevant sectors
About this sector
Climate-related engineering and infrastructure covers water and wastewater systems, flood defences, transport and rail, electricity networks and environmental studies. Almost all of it is public procurement for design, studies and works, often under framework agreements. Bidders are usually assessed on technical capacity, professional accreditation and delivery of comparable schemes.
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