Réfection de voie et abaissement des radiers dans les tunnels de la Crête à Martin et Larzette

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Location: Canton VS
Procuring office: Achats - TMR SA

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Awarded

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Award of 18.02.20252 bids
- Dénériaz Bâtiment et Infrastructures SA, SionCHF 1’327’006.90 without VAT

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What is being procured?

Scope of work

Les travaux sont prévus sur le tronçon de la ligne Sembrancher-Orsières qui va du km 13.180 jusqu’au km 13.930 et comportent la réfection de la voie ferrée et l’abaissement des radiers dans les tunnels de la Crête à Martin et Larzette.

Pour le marchée de génie civil ils prévoient en particulier :

- Déplacements des câbles des tunnels en exploitation avant le début du clustering

- Adaptation et modification des radiers des tunnels pour garantir minimum 30cm de ballast sous traverse

- Adaptation des pieds droits de la structure des tunnels (étanchéité, gunite, sous-murage)

- Evacuation ballast existant et pré-ballastage

- Adaptation du réseau à câble pour l’infrastructure ferroviaire (caniveaux, chambres à câble, socles)

- Adaptation et modification du réseau enterré existant (drains en demi-coquille drainages, chambres de visite)

- Déplacements des câbles des tunnels en exploitation après le clustering

Key facts, codes and options

Type of contract: Construction and installation
Type of construction: Civil engineering
Construction service: Execution
Procedure: Open procedure
Trades: NPK 111 – Daywork
NPK 112 – Testing and inspection
NPK 113 – Site establishment
NPK 117 – Demolition and dismantling
NPK 151 – Construction works for utility mains
NPK 211 – Excavation and earthworks
NPK 225 – Track engineering, signalling/control systems and railway points heating
NPK 261 – Drill-and-blast tunnelling in rock
NPK 263 – Mechanically assisted tunnelling in rock
NPK 266 – Excavation support for underground works
NPK 271 – Waterproofing for underground works
NPK 272 – Drainage systems for underground works
NPK 275 – Electrical conduit systems for underground works
OAG 3.3.3 – Tunnel
CPV: CPV 45000000 – Construction workCPV general: general code without a field
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: 6261
Publication number: 6261-03
Covered by international agreements: No

Checked against simap: 10.11.2026, 18:02

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