Latest Drilling and Tunnelling News 
Ritchie Bros to sell complete crushing plant, mining equipment and trucks in unreserved Dubai auction
Ritchie Bros. Auctioneers will sell a 2004 SBM STE160x130 closed circuit jaw/impact crushing plant along with hundreds of other equipment items and trucks during a three-day unreserved equipment auction in Dubai, UAE from September 27 – 29, 2010. The highly automated plant includes primary and secondary crushers, screens, generators, conveyors, a control house and more. It will be sold as one auction lot, with no minimum bids or reserve pric... [more]
Dunne Building and Civil Engineering use ceiling mounted design from RMD Kwikform to speed up the construction process of the new Tyne Tunnel
Ceiling mounted runway beam design helps Dunne Building & Civil Engineering slide a huge sixteen tonne RMD Kwikform wall formwork system safely into place, beneath a 1.2m thick roof slab, minimising work at height inside the tight confines of the new Tyne Tunnel. Tasked with forming the all important safety escape route on the North structure to the new £260m Tyne Tunnel project, funded jointly by concessionaire TT2 Limited and Project Promot... [more]
DavyMarkham acquired by India's Hindustan Dorr Oliver
DavyMarkham has been acquired by India’s leading engineering procurement and construction company, Hindustan Dorr Oliver (HDO) Limited, a subsidiary of IVRCL Infrastructures & Projects Ltd, which is involved in engineered solutions, technologies and EPC installations in liquid-solid separation applications. The acquisition provides HDO with an entry into the Heavy Engineering sector. The firm’s Managing Director, Kevin Parkin, who was named B... [more]
DavyMarkham built cutterheads for tunnel boring machines used on railroad tunnel project in China
Tunnelling plays an increasingly important role in the development of transportation links and renewable energy schemes and China reportedly ranks first in the world, both for the number of tunnels and pace of construction. In bypassing areas of natural beauty, it often has significant ecological benefits; in the Qinling Mountains, when a national highway was rerouted by tunnel, it enabled the plantation of 500 acres of bamboo and the bridging of... [more]
Joint venture to create online analysis tool to help optimise drilling decisions
Decision Analysis, which is a branch of Operations Research, is mathematical tool that can be used to optimise decisions under conditions of risk and uncertainty. In a joint venture between Drillers.com and the Department of Applied Mathematics at the University of Pau in France, a project has been started to create online tools to help optimise drilling decisions. These tools will use Mathcad worksheets coded with Decision Analysis techniques t... [more]
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Other Drilling and Tunnelling news and reviews
Waterview Connection goes to Board of Inquiry
Environment Minister Nick Smith today announced the decision to refer the New Zealand Transport Agency’s proposal for the Waterview Connection Project to an independent Board of Inquiry under the new national consenting process.
Heavy-Duty Rock Drills suit face drilling applications.
Intended for face drilling in underground mining and tunnelling projects involving tough conditions, COP 1638HD/1838HD/2238HD feature side bolt design, consisting of 4 front bolts and 2 at rear, that minimizes risk of impact piston mis-alignment and secondary damages to internal parts. Series COP 1800HD has hole range of 38-64 mm, and all products incorporate strengthened front head that ...
Markets: US data sends FTSE 100 falling
16:53 - The FTSE 100 (UKX) ended Thursday firmly entrenched in the red as disappointing data releases Stateside and a depressed mining sector took their toll.
Asia Now Identifies More Copper-Gold-Molybdenum Porphyries at Habo
TORONTO, ONTARIO-- (Marketwire - Aug. 18, 2010) - Asia Now Resources Corp. (TSX VENTURE:NOW) is pleased to release assay results for samples from recently completed tunnels, drill holes and surface outcrops at its Habo property in Yunnan Province, China. The results indicate three new copper-gold-molybdenum porphyry systems in addition to the 2.3 km long by 1.3 km wide porphyry mineralization ...
Filtration project's costs climb by $220M
WORK on the Metro Vancouver's stalled twin tunnels project is back on this fall with a new contractor -- almost five years behind schedule and at double its original budget.
