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Geolock installation to prevent contamination spread of landfill of Torquay

Geolock installation to prevent contamination spread of landfill of Torquay Cofra Ltd installed 2.500m2 of Geolock, a vertical impermeable 2mm HDPE seal, up to adepth of 8.5m to assure watertightness and prevent the spread of contamination around a landfill site in Torquay in 2008. Geolock installation is part of our segment barriers. Torquay

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PVD installation for housing development Frankfield Loch

PVD installation for housing development Frankfield Loch Cofra Ltd has installed 42,000m1 of vertical drains for a housing development in 2014. In this particular case, special predrilling equipment was required to penetrate dense coarse layers on top of soft clay deposits. PVD installation is part of our segment consolidation.

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Barriers

Barriers In environmental and civil applications in many cases a need to block a waterflow is faced, in order to avoid groundwater spreading of pollutants or be able to create a so called polder construction. Cofra has various barrier solutions available. Some of these make use of HDPE membranes.... Our barriers can be installed horizontal, on a slope or even vertical over 30 meters of depth. Cofra solutions focus on separation, not on structural

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Vertical drains

Vertical drains Since the development of the synthetic prefabricated vertical drain (PVD) also known as wick drain in the late 1970ties, Cofra is worldwide one of the leading contractors. Cofra has installation rigs available for each soil type, varying from very soft soils to very stiff... paths or vertical drains into soft compressible soils. The prefabricated vertical drain (PVD) used by Cofra are specially designed to work effectively

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Application areas

Application areas Cofra provides integrated solutions for many ground improvement and specific environmental markets. We cover all project phases related to ground improvement from (pre-) feasibility and design through to construction and monitoring. We can offer together with Boskalis comprehensive solutions (quay walls, roads, railways, tunnels and bridges) and have together almost over a century experience to accommodate it.

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News

Workshop GEC together with Huesker

Workshop GEC together with Huesker Last week a successful Geotextile Encased Column workshop was held in the UK Last week a successful Geotextile Encased Column workshop was held in the UK by Huesker (GEC manufacturer) and Cofra (installer) to invited guests. Both companies are looking for opportunities together in the UK and Ireland. If you see opportunities in your region or want to know more, please contact either one of the parties.

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