HWS Sarneraatal: Schlauch - Hilfswehr

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Location: Canton OW
Procuring office: Bau- und Raumentwicklungsdepartement Obwalden, Amt für Wald und Landschaft, Hochwassersicherheit Sarneraatal

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Awarded

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Awarded to

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Award of 09.09.20252 bids
- Hydro-Construct Unternehmen für Wasser- und Energietechnik Gesellschaft m.b.H., Steyr/AT, SteyrCHF 428’943.08 incl. VAT

Awards of this contracting authority

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What is being procured?

Scope of work

Der rund 6.5 Kilometer lange Hochwasserentlastungsstollen soll im Hochwasserfall den Sarnersee entlasten. Das Hilfswehr in der Sarneraa unterstützt dabei die Seeregulierung und begrenzt im Hochwasserfall den Abfluss der Sarneraa durch Sarnen. Der Gegenstand der vorliegenden Ausschreibung ist der Schlauch des Hilfswehres:

wassergefülltes Schlauchwehr in der Sarneraa
sämtliche Antriebe zur Befüllung und Entleerung des Schlauches
Befüll- und Entleerungsleitungen

La galerie d'évacuation des crues, longue d'environ 6,5 kilomètres, doit permettre de décharger le lac de Sarnen en cas de crue. Le barrage auxiliaire dans la Sarneraa soutient alors la régulation du lac et limite l'écoulement de la Sarneraa à travers Sarnen en cas de crue. L'objet du présent appel d'offres est le tuyau du barrage auxiliaire :

le barrage-manche rempli d'eau dans la Sarneraa
tous les entraînements pour le remplissage et la vidange du tuyau
les conduites de remplissage et de vidange

Key facts, codes and options

Type of contract: Supply
Type of supply: Contract for work
Procedure: Open procedure
Trades: Not evident from the available publication data.
CPV: CPV 45247220 – Weir construction work
CPV 45240000 – Construction work for water projects
Options: Not evident from the available publication data.
Variants: Not evident from the available publication data.
Partial offers: Not evident from the available publication data.

TEXFY assessment: Products, installations, quantities, technical specifications and exclusions are not structured fields of the publication. TEXFY does not analyse the free text on them: check the original text and the tender documents.

Official source

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simap project number: 16737
Publication number: 16737-02
Covered by international agreements: Yes

Checked against simap: 10.11.2026, 18:02

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