Sika Deutschland

Bonded Tape Sealing Solution
for Plastic Membrane Transitions

The waterproofing of road or rail tunnels generally consists of waterproof concrete and/or concrete construction with a plastic waterproofing membrane. A change of the type of waterproofing within a structure is often necessary, for example at the junction of cross passages with membrane waterproofing to segment lining tubes. Technical and operating rooms are often housed in such cross passages, which is why the German rail tunnel guidelines of DB requires the waterproofing class “completely dry” for cross passages according to DB guideline 853, Modul 4101 “Waterproofing and drainage”....

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Issue 2012-03

Lungern Bypass: Sprayed Concrete Application directly onto Polymer Waterproofing Membranes

1 Overview In the tunnel widenings for the Lungern bypass/CH, sprayed concrete was applied directly onto the flexible polymer waterproofing-membrane (PWM) in the arch area instead of inner lining...

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Issue 2019-03

Rotterdamsebaan: Tunnel Driving and Cross Passages

Introduction The € 272 million Rotterdamsebaan is currently under construction between the Ypenburg intersection and the Centrumring in the Dutch city The Hague. It is being built under a Design &...

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Issue 2015-02

Waterproofing Systems with Membranes

1 The Waterproofing System The waterproofing system in tunnels caters for three important functions: It separates the subsequent bearing structure from the excavation support in order to avoid...

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Bonding Under Pressure: Elastic Seals in a Sub-Sea Tunnel

1 The Project 1.1 General Description Hong Kong’s deepest, longest and largest sub-sea road tunnel, the Tuen Mun–Chek Lap Kok Link is a 5 km two-lane tunnel, which runs between the western New...

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Issue 2012-07 Antwerp/Belgium

Brine Freezing for Cross-Passages in the Liefkenshoek Tunnel

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