Tunnelling

From the magazine, HDD, Microtunnelling, Rehabilitation, Tunnelling, Utility location

Unseen but not unheard: Seminar gives industry a voice

Trenchless Technology - The Unseen Solution is a unique seminar and networking opportunity for anyone who is involved in, or keen to learn more about, Trenchless Technology in Australia. The one-day seminar will be held at the Hilton on the Park in Melbourne on Wednesday July 12 and will be preceded by a dinner on Tuesday July 11.
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From the magazine, HDD, Microtunnelling, Rehabilitation, Tunnelling, Utility location

The Beaconsfield Rescue

At 9.23 pm on 25 April, an earthquake measuring 2.1 on the Richter scale triggered a rockfall at the Beaconsfield gold mine, trapping 17 miners. While fourteen managed to escape, three miners - Larry Knight, Todd Russell and Brant Webb, were still trapped. On 27 April, Knight's body was found and on 6 May both Russell and Webb were freed.
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From the magazine, HDD, Rehabilitation, Tunnelling, Utility location

Trenchless pipe bursting to the rescue of collapsed stormwater main in Springfield, Brisbane

South East Queensland Underroad Drillers (SEQUD) was approached by Mike Gurney of Gurney Earthmoving, a contractor working for Delfin-property developers of Springfield, to determine if it was possible to drill out a collapsed 225 mm PVC storm water pipe and replace it with a new 250 mm polyethylene main.
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From the magazine, HDD, Rehabilitation, Tunnelling, Utility location

Ipswich water main replaced with Grundoburst 800G

Ipswich Water, west of Brisbane, like most local councils, have hundreds of kilometres of water mains in their water distribution network. These mains do not last forever and will require rehabilitation eventually. After many years of service this 225mm cast iron main had some repairs which were becoming more and more frequent due to a combination of the black soil movement in the area and corrosion of the cast iron material.
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From the magazine, HDD, Rehabilitation, Tunnelling, Utility location

Pitch firbre pipe replacement keeps Cornish businesses open

Drainage contractor Charlton Drains of Tewkesbury Gloucestershire, United Kingdom, recently undertook a major size-for-size pipe replacement project in the picturesque Cornish fishing village of Looe, in East Cornwall. Lessons learned throughout this project will be of interest to readers of Trenchless Australasia and will be applicable to projects in our region.
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From the magazine, HDD, Rehabilitation, Tunnelling, Utility location

Tracto-Technik’s Grundoburst 1250G in China

In May 2006, Beijing company Chuanganya Trenchless Technology upgraded to the new Grundoburst 1250G (125 tonne) pipe bursting system from their previous Grundoburst 800G (80 tonne) unit. As larger diameter pipes would require the performance of a more powerful system, the upgrade would give the company a greater range to add to their capabilities.
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