3e correction du Rhône - Suivi hydrogéologique - Mesure Anticipée Iles des Clous

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Location: Canton VS
Procuring office: Service des dangers naturels / Dienststelle Naturgefahren - Section R&L / Sektion RuG
Requesting office: Service des dangers naturels / Dienststelle Naturgefahren - Section R&L / Sektion RuG et Direction Générale de l’Environnement Vaud, Division Eau, Section Rhône 3 (DGE- EAU-R3)

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Awarded

According to the simap publication. Values that are not given are deliberately missing here.

Awarded to

As published on simap.ch: winner and price (with or without VAT, as stated).

Award of 23.04.20247 bids
- Géoval Ingénieurs-Géologues SA, SionCHF 120’692.60 incl. VAT

Awards of this contracting authority

Justification

Selon la description du rapport d'évaluation des offres, Géoval Ingénieurs-Géologues SA présente l'offre la plus avantageuse sur la base des critères d'adjudication retenus.

AI summary

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In brief
Services
Requirements
Conditions
Dates
Award criteria

An example of the structure without content: no summary is stored for this tender yet.

What is being procured?

Scope of work

Le présent appel d’offres concerne les prestations (marché de services) de suivi hydrogéologique du secteur d’influence de la Mesure Anticipée des Iles des Clous (MAIC) de la 3e correction du Rhône sur la nappe phréatique avant, pendant et après les travaux qui débuteront en 2025. Ce suivi comprend les prestations liées à la pose de nouveaux piézomètres et de nouvelles sondes, et la collecte et le partage des données avec les cantons, les mandataires MAIC et le CREALP.

Key facts, codes and options

Type of contract: Service
Procedure: Open procedure
Trades: Not evident from the available publication data.
CPV: CPV 71313450 – Environmental monitoring for construction
CPV 71313440 – Environmental Impact Assessment (EIA) services for construction
CPV 71332000 – Geotechnical engineering services
CPV 71351220 – Geological consultancy services
CPV 90713000 – Environmental issues consultancy services
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.

Market data for this service

From awards published on simap.ch, without rankings and without rating companies.

Comparable awards

Civil and structural engineering, canton of Valais, last 12 months

35 awards, bids (median): 4.

Awards: Civil and structural engineering

Range of award prices

Civil and structural engineering, canton of Valais, last 12 months

CHF 4’00010 % of the prices were lower

CHF 116’205Median: half were lower

CHF 597’37010 % of the prices were higher

8 out of 10 award prices were between CHF 4’000 and CHF 597’370.

From 46 published award prices in CHF from 19.11.2025 to 28.10.2026, with or without VAT, as published. A single contract can differ widely.

Official source

Go to the official tender

simap project number: 7956
Publication number: 7956-02
Covered by international agreements: Yes

Checked against simap: 11.11.2026, 08:08

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More in the guide

Award, reasons and appeal

Contract awards in Valais: monthly reports

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