Backed by more than 100 years of polymer engineering expertise, Trelleborg has a time-tested track record of providing products and solutions that are critical to developing urban resilience to avoid human, social and economic losses. This includes applications such as immersed tunnels which aim to reduce congestion in cities and thus emissions, water infrastructure solutions that protect societies against rising sea levels, seals for offshore wind foundations and vibration isolation and structural support.

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Sealing the World's Longest Immersed Tunnel

As a global leader in sealing systems for immersed tunnels, Trelleborg is delighted to supply seals for the construction of the 18-km long Fehmarnbelt immersed tunnel, a project that will deliver a green corridor between both Denmark and Germany, reducing travel time from 1 hour to 7 minutes.

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Landmark Immersed Tunnel Projects – Sealed for a Lifetime

Take a look at some of the most exciting projects we’ve been part of, and delve deeper into our tailor-engineered solutions that feature in some of the most technically complex and challenging environments.


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Immersed Tunnels

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Water Infrastructure

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Offshore Wind

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Vibration Isolation & Structural Supports

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