Västlänken West Link Korsvägen Rail Tunnel Project

Beskrivelse: Veidekke and Implenia advance the Västlänken Korsvägen rail tunnel project in Göteborg, building tunnels and stations with precision to ensure progress and control costs. Les mer ↧

Ny underjordisk jernbaneforbindelse

The Västlänken West Link Korsvägen Rail Tunnel Project is a large-scale infrastructure development in Gothenburg, Sweden, focused on constructing a new underground railway connection to increase traffic capacity and improve regional travel times. The core element of the project is a three-kilometre-long tunnel running from Landala through Korsvägen, Jakobsdal, and Skår, connecting to existing tracks at Almedal. Within this tunnel, an underground station at Korsvägen is being built, featuring a four-track platform partially embedded in bedrock and partly constructed using cut-and-cover methods. The station will also include multiple levels with platforms, commercial spaces, bicycle parking, and three access points. Additionally, large cavernous spaces will be developed for ventilation, air supply, and pressure equalization, forming a complex node in Gothenburg's public transport network with close proximity to major urban attractions such as Liseberg, Universeum, and Svenska Mässan.

Krevende tunneldesign med 3D-modellering

The construction involves highly demanding engineering challenges, particularly due to the tunnel’s complex vertical and horizontal curves. Tight tolerances of only a few millimeters are required for the alignment and elevation of the railway track inside the tunnel. To meet these challenges, advanced parametric 3D modeling techniques are employed, enabling efficient and precise design of the concrete base slab that supports the tracks. Custom-developed parametric scripts tailored for the Korsvägen section facilitate global adjustments of structural elements while maintaining strict geometric constraints, enhancing design accuracy and constructability. The project's building phase includes both tunnel excavation and intricate technical installations, requiring meticulous planning, logistics, and coordination within a dense urban environment to ensure safety and minimize disruption.

Kontraktansvar og kostnadskontrollproblemer

The project has experienced significant challenges related to contract management and cost control. Initially, the Korsvägen section contract was awarded to the WLC consortium, led by NCC Sverige AB and Wayss & Freytag Ingenieurbau AG. However, due to systematic errors, severe cost overruns-from an original estimate of SEK 3.8 billion in 2018 to SEK 14.6 billion by 2025-and issues such as favoritism and poor financial governance, Trafikverket terminated the contract. This termination is an unusual and serious intervention reflecting widespread management difficulties within the project. NCC has disputed the termination and indicated intentions to pursue legal action, citing delays and insufficient time to respond to Trafikverket’s reports. Following the contract cancellation, Veidekke was assigned a critical interim contract to secure the construction site and carry out necessary production work on the Korsvägen segment, working on a cost-plus basis during a transitional phase to prepare for subsequent construction work to complete the project.

Implenia fullfører Korsvägen stasjon

Implenia is currently responsible for completing the Korsvägen station and its technical installations, based on contract handovers from previous contractors. Their scope includes finishing approximately 800 meters of double-track tunnel along with a service tunnel and stations infrastructure, combining both rock excavations and engineered concrete structures. The construction volume under Implenia’s mandate is valued at around SEK 331 million, with work commencing in September 2026. Implementing this project segment in a dense city district demands detailed logistical planning and coordination to maintain safe construction practices and reduce impacts on the surrounding communities and stakeholders such as Göteborg municipality and local event venues.

Samfunnsnytte og prosjektfremdrift

The Västlänken project is anticipated to generate substantial societal benefits by enhancing the capacity and efficiency of Gothenburg's regional rail network. The improved underground connection will support increased traveler volumes, reduce congestion, and strengthen public transit attractiveness around a significant urban hub, the Korsvägen area. This will contribute to long-term sustainability goals by encouraging public transportation use over private vehicle traffic, thus aiming to reduce environmental impacts and enable more resilient urban mobility solutions. Despite setbacks related to contract disputes and cost escalations, ongoing efforts focus on rigorous project management and engineering precision to secure the tunnel’s completion by the planned operational timeframe around 2030. Future stages will require coordinated funding approvals, with Trafikverket preparing recommendations for addressing additional financial requirements in forthcoming national infrastructure plans.

Kategorisering

Type prosjekt	Nybygg
Hovedkategori	Transport
Underkategori	Togstasjoner

Fase: Bygging

Byggestart	SEPTEMBER 2026
Ferdigstilles	2030

Adresse

412 54 Gothenburg

Verdi og størrelse

Kontraktsform	Utførelsesentreprise
Prosjektverdi	3000 mNOK
Pris per kvm	Ukjent
Areal	Ukjent

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4. Sep 2026: Implenia

Station Korsvägen. Korsvägen är en av tre underjordiska stationer inom Västlänken, den nya järnvägsförbindelsen som byggs under centrala Göteborg. Sta...

https://implenia.com/sv-se/referenser/detail/ref/station-korsvaegen/

7. Mai 2026: COWI

parametric design – a mindset enabling challenging tunnel construction. peter kristenson has always been drawn to large, complex buildings and infrast...

https://www.cowi.com/news-and-press/news/2026/parametric-design-a-mindset-enabling-challenging-tunnel-construction/

8. Okt 2025: Veidekke

Veidekke: Skal utføre kritisk entreprise på Västlänken i Göteborg.. Veidekke: Skal utføre kritisk entreprise på Västlänken i Göteborg Veidekke har fåt...

https://www.veidekke.no/aktuelt/pressemeldinger/veidekke-skal-utfore-kritisk-entreprise-pa-vastlanken-i-goteborg/

Oppdateringer

4. Sep 2026

Byggestart endret fra OCTOBER 2025 til SEPTEMBER 2026
Prosjektverdi endret fra 49300 mSEK til 3000 mNOK
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7. Mai 2026

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8. Okt 2025

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18. Sep 2025

Ferdigstillelse lagt til: 2030
Prosjektverdi lagt til: 49300 mSEK
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