Contractor HEB Construction used four 25m x 1.5m EnviroSieve Turbidity Curtains fastened together to contain sediment from a 100m long section of road works with outstanding results.
The Turbidity Curtain has a flotation pontoon at the top, enclosed in a canvas sleeve with a non woven geotextile skirt for effective containment of sediments. The durable materials used allows contractor to re-use turbidity curtains multiple times.
A number of other environmental products were also used from Cirtex®, SiltFence, Super SiltFence, Silt Socks and DuraForce™ geotextile for the effective control of sediment laden run off, protecting our waterways.
DuraForce AS series geotextiles are manufactured and tested to exact quality standards and rated according to the NZTA F/7 specification for geotextiles. Available in a range of grades depending on the particular engineering application required.
EnviroSieve Turbidity Curtains are a floating barrier, ideal for containing waterborne sediments when working in marine environments, lakes and waterways.
SiltFence is a woven geotextile consisting of strong, rot resistant, chemically stable long chain synthetic polymer materials, dimensionally stable with each other.
A quick and effective way of managing sediment runoff into culverts and waterways.
Super SiltFence is the combination of a double layer silt fence material supported with a galvanised wire mesh.