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Cofra Environmental Equipment & Supplies
9 equipment items found
Manufactured by:Cofra B.V. based inAmsterdam, NETHERLANDS
Since the development of the synthetic prefabricated vertical drain (PVD) in the late 1970ties, Cofra is worldwide one of the leading contractors in this segment. Cofra has installation rigs available for each soil type, varying from very soft soils to very stiff intermediate layers that can be deployed on pontoons. Our installation rigs are designed for containerized transport and thus easy to ...
Manufactured by:Cofra B.V. based inAmsterdam, NETHERLANDS
Cofra has a long track record in the field of vacuum consolidation. We have multiple vacuum consolidation systems within our range of techniques, amongst which Beaudrain, BeauDrain-S and the traditional vacuum consolidation method using a synthetic liner. All concepts, except for the BeauDrain system which uses an in-house developed special plough, are installed by using our own PVD rigs. Every ...
Manufactured by:Cofra B.V. based inAmsterdam, NETHERLANDS
Stone columns are widely used as ground improvement method for unsuitable soils to improve its bearing capacity and limit settlements. Cofra has the capability to install stone columns using special rigs attached to our standard base units. Ask us for the possibilities in applying stone columns for your ...
Manufactured by:Cofra B.V. based inAmsterdam, NETHERLANDS
The Cofra Roller Compaction (CRC) method, also referred to as High Energy Impact Compaction (HEIC), is a technique that densifies loose granular materials up to a depth of 2 to 3 meters below the surface by pulling a non-circular roller over the surface of an ...
Manufactured by:Cofra B.V. based inAmsterdam, NETHERLANDS
Cofra was one of the pioneers in the field of piled embankments and has installed piled embankment for over 15 years. For the cases where our consolidation or other element solutions may not provide the desired results in term of embankment construction or residual settlement Cofra has developed the AuGeo piled embankment system to deliver settlement-free road construction platforms in a very ...
Manufactured by:Cofra B.V. based inAmsterdam, NETHERLANDS
Cofra has started with the application of Geotextile Encased Columns when former Mobius sections, in the past the market leader in the installation of GEC, were acquired by our parent company Boskalis. Due to our strong relationship with Huesker Cofra has become one of their preferred installers to install the GEC columns on every location in the ...
Manufactured by:Cofra B.V. based inAmsterdam, NETHERLANDS
Cofra Dynamic Compaction (CDC) method, also referred to as Rapid impact compaction (RIC), is a technique that densifies loose granular materials up to a depth of 7 to 9 meters below the surface by repeatedly dropping an hydraulically accelerated weight from a height of 1.2 to 1.5m onto a foot which remains in contact with the soil. This provides a highly save and sound operational process when ...
Manufactured by:Cofra B.V. based inAmsterdam, NETHERLANDS
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 intermediate layers. Installing worldwide, we encounter depths of 3 to over 60 meter! Our heavy installation sets are the ...
Manufactured by:Cofra B.V. based inAmsterdam, NETHERLANDS
Cofra is an highly experienced installer of PE geomembranes with more than 25 years of experience. We are one of the largest installers in the Netherlands on waste disposal sites and in the civil application of KIWA-certified 2.0 mm HDPE geomembranes. With help of our network, in-house expertise and engineering department we can provide you with assistance in the design of the capping structure, ...