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Söderström Tunnel

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Fehmarnbelt

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TEC is specialist in soft ground tunnelling, leading in immersed tunnelling

Tunnel Engineering Consultants (TEC) is a leading expert in soft ground tunnel design and engineering, construction and project management. For more than 30 years, TEC is recognized as a world leading consultant in immersed tunnel design and construction. Since 1988, TEC has delivered design and construction solutions to the world’s most challenging tunnelling projects and the majority of immersed tunnel projects worldwide. For more information see our promotion video.

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Partnership

TEC is a permanent joint venture partnership between leading Dutch internationally operating engineering consultants Royal HaskoningDHV and Witteveen+Bos. TEC combines knowledge, expertise and experience of the mother companies within the field of large underground projects.