Supervision of the refurbishment of the worlds’ longest rock tunnel that carries water to the capital of Finland. Finland’s Päijänne Water Tunnel (constructed in 1972) is the world’s longest continuous rock tunnel and provides Helsinki and surrounding cities with pure water from Lake Päijänne in central Finland.
The population in Western part of Sweden is growing and capacity problems on the railways in and around Gothenburg are increasing.
Ramboll was engaged as the main consultant on the stretch of the new E18 motorway between Grimstad and Kristiansand. The new motorway will significantly improve the Norwegian infrastructure and will improve living conditions for local communities living along the existing road.
Ramboll is giving expert advice in how to build a railway tunnel, and how to improve the punctuality and the frequency of future rail traffic in Stockholm.