Search Results: 'Lovat'

Cable guy
10 October, 2013
A new cable tunnel has gone seemingly without a hitch in the Willesden/harlesden neighbourhoods of North London. Alex Conacher tours the site with Murphy’s tunnelling project manager Keith Pollard.

Mansky excavation completed
17 July, 2013
Tunnelling has been completed on the 2.5km Mansky Railway Tunnel. Contractor SK Most undertook work in the Krasnoyarsk Region in central Russia over approximately 18 months.

Down and out: caterpillar tunneling
04 June, 2013
There is no escaping the big story this month. The company that was going to change the way we buy TBMs and ultimately the way we design tunnels has abandoned the industry. Caterpillar last month announced the closure of it's Toronto-based TBM manufacturing business Caterpillar Tunnelling Coporation Canada (CTCC) and exited the TBM market.

Caterpillar to abandon tunnelling business
03 May, 2013
Caterpillar Tunneling Canada Corporation (CTCC) revealed last night that it will exit the tunnelling business and cease all production by mid 2014. The company was created following Caterpillar’s purchase of Lovat in 2008. Caterpillar said the enterprise no longer represented a “strategic growth opportunity”.

The sweet spot
26 April, 2013
Canada is a great place for work with projects in nearly every major province and an influx of foreign companies who have taken notice. Tunnels North America spoke with several to see what they are seeking.

TYSSE TBM makes final breakthrough
26 March, 2013
One of the four 6.12m diameter Cat EPBs mining the Toronto-York Spadina Subway Extension (TYSEE) completed its final drive last week.

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

EPBs get ready for Moscow metro project
23 November, 2012
Three Robbins EPBs and one refurbished machine are ready to excavate two 1.8km long tunnels for Moscow's metro development scheme, it was announced last week.

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

Work resumes on SK Most Group's Adler - "Alpika Service" route
27 September, 2012
Operations of the track laying have resumed on the Adler - "Alpika Service" , the 48km road and rail link part of a new infrastructure connecting Adler, the Olympic Park and Krasnaya Polyana. The builders are working in tunnel No. 3 of the route, which is near the town of Kepsha.

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

Tunnel System Number Three drive complete for Sochi
08 March, 2012

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

Meeting challenges under pressure
14 November, 2011
Traditional compressed air work in tunnelling, also referred to in some quarters as caisson work and diving, has all but disappeared in modern tunnelling, but new challenges have been thrown up by deeper tunnels and those of larger section. These are being taken up by sophisticated procedures to ensure the safety of those involved in necessary work. Maurice Jones reviews some leading practitioners and their tunnelling work and equipment. Additional material from Nicole Robinson

Murphy bags London cable contract
27 October, 2011

Toronto goes underground
18 October, 2011
Earlier this 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

Breathtaking end to Cleaner Seas for Sussex drives
04 July, 2011

The tale of three cities
10 June, 2011
The market for tunnelling in North America is strong but also struggling due to political and financial pressures, and more recently public outcry. Nicole Robinson profiles tunnelling projects in New York, Seattle and Toronto