Rascor has been internationally active for 50 years as a manufacturer of products for the waterproofing of tunnels and specialised civil engineering works. The particular speciality is grouting systems for a widely variable range of uses adapted to suit each specific problem. The grout range includes standard formulations and special production in the fields of acrylate gels, polyurethanes, silicates and ureasilicates. Rascor not only supplies the products but also provides the customer with the necessary technical support on site and offers solutions for the challenges of various applications.


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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...

Issue 2013-07

Rascor International

RASCOR boasts a near-50-year track record as a globally operating manufacturer of special products for the waterproofing of tunnel, foundation and geotechnical engineering works. Versatile injection...

Issue 2018-03

New Joint Sealing Process for Segment Tunnels

Targeted Sealing of Leaks in Segment Linings In targeted sealing of leaks, the direct route through the joints between segment linings is used in order to drill through the gasket and inject grout on...

Issue 2016-04

Sylvenstein Reservoir: Waterproofing of the Seepage Water Tunnel

As the oldest reservoir in Bavaria, and the most important for flood protection, the Sylvenstein Reservoir (Fig. 1) has been fulfilling its purpose for more than half a century and has demonstrated...

Issue 2019-03 Sika Deutschland

Full-Area Grouting behind existing Shotcrete Layer

After more than 60 years of use, refurbishment of the road tunnel between Neuhaus and Spitzingsee bei Schliersee, Germany, was urgently necessary. The waterproofing directly behind the shotcrete inner...