Project References

Eysturoy and Sandoyar tunnel (sub-sea road tunnels)

Faroe Islands / Denmark 2016-2020
Products supplied: Mainly NC-bolts. Also simple rebar bolts and self drilling anchors. All in Pc-coating.

The Eysteroy-tunnel is the first of two sub-sea tunnels being built by NCC on the Faroe Islands, and Pretec is happy to have signed the contract for rock support products.The materials will be delivered during a 3 years period. The two sub-sea tunnels, with a length of 11,2 and 10,5 kilometers, are the largest investment in infrastructure on the Faroe Islands ever and has a budget of 2.6 billion DDK. These tunnels will connect the islands Streymoy with Eysturoy and Streymoy with Sandoy. When the two tunnels are finished, travel time to the capital Torshavn will be shortened up to 1,5 hours for many of the residents on Faroe Islands. More information and pictures here and here.

Builder: P/E Eystur- og Sandoyartunlar (EST), a company wholly owned by the County Council of the Faroe Islands
Contractor: NCC

Fv. 17 Liafjellet–Olvikvatnet, (road tunnel)

North Norway, close to the Arctic Circle 2016-2019
Products supplied: Mainly NC-bolts, but also few Pc-boltsTM with rubber packers. All in Pc-coating.

The project includes the construction of two road tunnels. The Bakliholtan tunnel in the north is 443 m long, while the Liafjellet tunnel located in the south is 2,005 m long. More information here and here.

Builder: Nordland county / Norwegian road authorities
Contractor: PNC/Porr

Dýrafjardargöng, (Road tunnel)

Westfjords, Iceland 2017-2020, Products supplied: NC-bolts and standard rebar bolts. All in Pc-coating.

The tunnel will be 5.6 km long and will shorten the route of the Vestfjarðavegur by 26 km. The estimated cost of the tunnel is ISK 9.2 billion. More information here and here.

Builder: Vegagerðin (Public Road Administration on Iceland)
Contractor: Metrostav

Devoll hydropower, (water tunnel)

Balkan, Albania 2016-2018
Products supplied: PC-boltsTM and standard rebar bolts. All in Pc-coating.

The 150 meter dam will be one of the highest in the world, connected to the production center with an 11 kilometer long tunnel. More information here.

Builder: Statkraft
Contractor: Limak Construction

The Ryfylke (Solbakk) subsea crossing, Sub-sea road tunnel

Stavanger, Norway 2013-2017
Products supplied: Mainly PC-boltsTM. All in Pc-coating.

As the last bit is drilled 2017-10-26 Ryfast becomes the longest undersea road tunnel with its 14.3 km length. More information here.

Builder: Statens Vegvesen, the Norwegian highways authority
Contractor: AF Gruppen

Länsimetro I and II, Subway under City of Helsinki and City of Espoo

Helsinki, Finland Phase I 2009-2017, Phase II 2014-2023
Products supplied: Mailnly NC-bolts and rebar bolts. All in Pc-coating.

Phase I was completed in the autumn of 2017, about 14 kilometer of tunnel, some parts of the tunnel is subsea, including eight stations. Phase II did start 2014 and will be ready Year 2023. Phase II is about 7 kilometers long and have five stations and one train depot. More information here.

Builder: City of Helsinki and City of Espoo
Contractors: YIT Infra Oy, SRV Infra Oy, Skanska Infra Oy, Destia Oy, Kalliorakennus Yhtiöt Oy, Metrostav A.S

Vt 12 Tampere rantatunneli, Road tunnel

Tampere, Finland 2013-2017
Products supplied: Mainly PC-boltsTM. All in Pc-coating.

The project consists of two parallel tunnels with a total combined length of 4.6 kilometer. Tunnel did open for traffic Year 2016 and was completly finished 2017. More information here.

Builder: Liikennevirasto, the Finnish trafic authority.
Contractor: YIT Infra Oy (old Lemminkäinen Infra Oy)

Transport infrastructure project (Train tunnel)

Gothenbur, Sweden 2018-2022
Products supplied: PC-boltsTM and standard rebar bolts. All in Pc-coating.

The West Link is a railway connection in a tunnel under the center of Gothenburg. The tunnel will connect commuter rail services to routes that pass through the city, and give rise to three new stations in Gothenburg. More information here.

Builder: Trafikverket
Contractor: NCC

New Slussen, one of the largest urban transformation projects in Sweden

Stockholm, Sweden 2018-2021
Products supplied: PC-boltsTM and standard rebar bolts. All in Pc-coating.

The construction of the New Slussen is one of the largest urban transformation projects in Sweden. The bus terminal: will be placed inside the Katarina bedrock. A safe and modern hub will be created for commuters from Nacka and Värmdö. The bus terminal will be connected with Saltsjöbanan and the underground, facilitating indoor movement between buses, trains and the underground. More information here.

Builder: Stockholm City
Contractor: Implenia

E4 The Stockholm bypass, (Road tunnel)

Stockholm, Sweden 2015-2025
Products supplied: PC-boltsTM and standard rebar bolts. All in Pc-coating.

E4 The Stockholm bypass – Förbifart Stockholm – is a new route for the European highway (E4) past the Swedish capital. The new link will connect the southern and northern parts of the Stockholm county, relieve the arterial roads and the inner city of traffic and reduce the vulnerability of the Stockholm traffic system. More information here.

Builder: Trafikverket
Contractor: Subterra

Outside Europe

Zhengwan high-speed railway Project/Hubei

Hubei Pro, China 2017-2022
Products supplied: PC-boltsTM with accessories. All in plain.

Zhengwan High-Speed Railway is an important part of Zhengyu (Zhengzhou-Chongqing) high-speed railway, and is also an important section of the national railway network vertical framework—the Beijing-Kunming high-speed railway. The total length of the line is 818 kilometers. More information here.

Builder: Government of Hubei Pro
Contractor: CRCC

Melamchi Water supply Project

Nepal 2016-2018
Products supplied: Rock bolts with accessories. All in Pc-coating.

The Melamchi Water Supply Project (MWSP) is considered to be the most viable long-term alternative to ease the chronic water shortage situation within the Kathmandu Valley. The Project is designed to divert about 170 MLD of fresh water to Kathmandu Valley from the Melamchi River in Sindhupalchowk district. Augmenting this supply by adding about a further 170 MLD each from the Yangri and Larke rivers, which lie in the upstream proximity of Melamchi are also being investigated as future supply sources. More information here.

Builder: Government of Nepal
Contractor: CMC , Italy

The Harbour Area Treatment Scheme (HATS)

Hongkong 2011-2012
Products supplied: PC-boltsTM with accessories. All in HDG.

The Harbour Area Treatment Scheme (HATS) is collecting and treating the sewage on both sides of Victoria Harbour. Here you can learn about why the scheme was implemented, its phases and what the polluter pays principle is doing to help improve the water quality of our world renowned harbour. More information here.

Builder: Government of Hongkong
Contractor: Leighton-LNS Joint Venture