• Location: Russia
  • Product: COLETANCHE® ES3
  • Surface: 128,500 m² / 1,380,000 ft²
  • Installation date: 2007 to 2018

The Kupol deposit is located in the northwest part of the Anadyr marches on the boundary between the Anadyr and Bilibino Regions in the Chukotka Autonomous Okrug. The total distance between the Kupol and Bilibino the nearest major city, is approximately 200 kilometres. The climate of the region around the Kupol site is extremely severe, consisting of long and cold winters (8 to 8.5 months), overcast weather, and short summer periods (2.5 months). The average annual temperature is -13°C (8.5°F), ranging from -58°C (-72°F) to 33°C (91°F).


The COLETANCHE® geomembrane in this project promotes:

  • Installation in extreme weather conditions (rainfall, wind, cold temperatures down to -40°C or -40°F)
  • A wider range of materials to be used for the liner bedding and cover zones
  • Easy to install and to repair
  • High resistance to puncture and tearing
  • Excellent friction angle for slope installation (34°)
  • Long life expectancy.
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Environmental protection
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Hydraulic structures
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