GFWAust have been awarded Gold Contractor status by Integral Energy for injection of bentonite in conduits to provide cooling of their electrical cables.

GFWAust gas been appointed to construct a vertical barrier wall at Caltex Refinery. The prooject is managed by Quantum Environmental Services and GFWAust were appointed to construct the slurry wall. The vertical barrier wall is 250m long, 0.5m wide and 4m deep, and is constructed with a bentonite cement slurry to achieve a permeability of 10-9 m/s.

Click here to download the video.

Edited by David Lees The History of Australian Tunnelling has been published by the Australasian Tunnelling Society

Over 150 pages of unique Australian tunneling projects from early 1800s to projects completed in 2009.

David has been invited to be a VIP member of the Global Directory of Who's Who and is listed in 2009/10 Stanford Who's Who - check it out at www.stanfordwhos.who.com or follow the link on the links page.

The Australian Tunnelling Society (ATS) held the event highlighting the history of Australian Tunnelling on 14-07-09. Feel free to view the event on streaming video by clicking here.