EurAlpin Lyon-Turin Tunnel - Illaz Material Processing Facility
EurAlpin Lyon-Turin Tunnel - Illaz Material Processing Facility

EurAlpin Lyon-Turin Tunnel - Illaz Material Processing Facility

CustomerGIE GMM 73
IndustryAufbereitungstechnik
LocationSaint-Julien-Montdenis ¦ France
Realisation2024 – 2026

Special Features / Highlights

  • Two identical, fully integrated processing plants operating in parallel, each with a feed capacity of 250 t/h, supplying the tunnel construction sites
  • Comprehensive water treatment system with two chamber filter presses for efficient sludge dewatering
  • Large-capacity silo system for intermediate storage of aggregates for concrete production

Project Description

As part of the international Tunnel Euralpin Lyon Turin project, two comprehensive material management and processing plants operating in parallel were implemented for the treatment and reuse of tunnel excavation material.

The two processing lines combine mechanical rock processing with multi-stage screening and classification processes as well as high-capacity sand and aggregate production. Extensive conveying, distribution, storage and silo systems ensure efficient material flow. The overall system is complemented by a closed-loop water and sludge treatment system comprising high-rate clarifiers, process water circuits and chamber filter presses.

The scope of supply included the planning, delivery and commissioning of the plants, as well as the complete electrical, control and automation systems, including visualization and process monitoring.

Despite the highly variable properties of the excavation material, the coordinated processes ensure reliable and cost-effective treatment. This enables the production of high-quality sand and aggregates for further use.

The following machines are used for material processing:

Technical Specifications / Key Figures

AufgabematerialTunnelausbruch & Sprengvortrieb
Werkbeschickungsleistung / Durchsatzleistung500 t/h
Hochklärer2x Ø7 m
Nutzvolumen / Filterfläche KFP2x 6.52 m³
Wasserkreislaufmenge2× 470 m³/h
Befüllpumpe KFPmax. 90 m³/h
Schlammpuffersilo2x 60 m³ in Beton

Contact / Contact Person

Name: Stefan Betschart
Position: Head of Sales
Telefon: +41 79 406 90 76
E-Mail: stfnbtschrtsmtcrg

Stefan Betschart
Stefan Betschart

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