Kattleberg - Sweden
The first fullscale test
The first Swedish full-scale test of the RockDrain system took place in the Kattleberg tunnel. A railroad tunnel approximately 30 km north of Gothenburg, Sweden.
Based on th results of this test Trafikverket ordered our RockDrain Concept to be used in the problem tunnel Hallandsaasen.
- 55.2% lower cost
- 42.7% lower energy consumption
- 31.0% lower global warming potential (GWP)
- 36.0% less acidification
- 54.8% better eutrophication
- 27.9% less photochemical ozone creation potential (POCP)
- 70.1% less waste
(Compared to the preferred systems at that time)