Search Results: 'Lovat'

On the cutting edge
27 December, 2012
The process of mechanical excavation through dry ground, whether hard or soft, is pretty well understood. For ‘mixed’ ground, of whatever form, it is a different matter, especially if it is deep under groundwater. Maurice Jones reports that there is a consequent rush of TBM cutter development activities to gain the best competitive, and cutting, edge

A glowing report
23 October, 2012
The TAC directors provide an update for each region

Buenos Aires settlement control
17 May, 2012
The Arroyo Maldonado tunnel project in Buenos Aires, Argentina aims to prevent the floods that periodically inundate the surrounding area of the Rio de Plata river. Some 15km of tunnels are located in difficult urban areas with little overburden. Enrico Dal Negro, Alessandro Boscaro and Richard Schulkins of the Mapei Underground Technology Team explore the difficulties

The new face of Caterpillar Tunneling
16 April, 2012
In 2008 construction equipment giant Caterpillar bought TBM manufacturer Lovat. For the following few years many in the industry watched and waited to see what might become of the Canadian firm. In his first interview since the takeover Klaus Ukens, the new face of Caterpillar Tunneling, talks with Jon Young

Toronto starts digging the line
08 February, 2012
Last year the Eglinton-Scarborough Crosstown LRT project in Toronto expanded, adding 8km of tunnelling. Nicole Robinson discusses the design changes and progress on the city’s major east-to-west link with Jack Collins, vice president of rapid transit implementation for Metrolinx

From sea to shining sea
06 February, 2012
Demand for tunnels in North America is strong to meet public transportation and water conveyance needs. Nicole Robinson highlights projects in the region