Cement bentonite cut-off wall for a nickel mine, Canada The cut-off wall was one part of the remediation project of the Vale mine in Thompson. To prevent the tailings from producing acid while reacting with the air, water has to cover them. As a result, the tailings dam needed to be raised and [...]
Reservoir expansion, Australiacoralielaval2022-11-28T16:43:19+01:00
Reservoir expansion, Australia To facilitate the expansion of mining operations, the owner required a suitable storage reservoir to relocate 250 megalitres of water. The most efficient and economical solution was to increase the water level of an existing reservoir. In order to do so, Menard Oceania was awarded the installation of a bentonite [...]
Decontamination in Mayfield, Australiacoralielaval2022-11-28T16:43:53+01:00
Decontamination in Mayfield, Australia At the site of the former steelworks in Newcastle (New South Wales), Menard constructed a soil-bentonite wall, the deepest in the world, designed to prevent leaching of contaminants into the Hunter River. The up-gradient cut-off wall, 1.5 km long and 28 m to 49 m deep, was constructed to isolate [...]
Slurry Wall is a ground improvement technique that uses non-structural underground barriers to build cut-off walls to prevent the flow of water.