Search Results: 'Alpine'

Boom to meet needs
26 December, 2011
The economies of Latin American countries are bucking the global trend and are the strongest they have been for many years. Nicole Robinson and Maurice Jones highlight some market factors and important projects in this increasingly important region for tunneling

Pinglu’s pipe
10 November, 2011
The latest stage of the Yellow River Diversion Project in China, was undertaken by a single TBM on a long drive through difficult ground conditions, reports Patrick Reynolds

Brenner push
19 October, 2011
Excavation and procurement are advancing at the Brenner Base Tunnel with the third exploratory tube contract due to be awarded shortly and planning continuing for the main bores in the Alps. Report by Patrick Reynolds

Brenner bash signals working resolve
03 May, 2011

Copenhagen cut
13 April, 2011
Detailed planning is underway for major excavations and tunnelling works on the Cityringen metro line in Copenhagen. Report by Patrick Reynolds

Singapore sting
13 April, 2011
TBM firms on new metro projects in Singapore are being asked to provide performance bonds direct to the client that can be called on in the event of a dispute during construction, regardless of who is at fault. John McKenna reports

Powering up at Linthal-Limmern
14 March, 2011
The topography of alpine and similar mountainous areas presents both many challenges and opportunities for tunnelling engineers. Whereas the current focus has naturally been on rail base-tunnels, the business of constructing and expanding hydropower facilities continues apace. Maurice Jones summarises recent developments at the Linthal-Limmern hydropower complex

Finishing Gotthard
14 March, 2011
Work is getting into full swing on the 15.4km long Ceneri tunnel that completes the Gotthard high-speed railway axis in Switzerland. Adrian Greeman visited the site

Europe claws back to black
14 March, 2011
A construction boom in Poland, reduced labour costs and a healthy range of large, challenging tunnelling projects has meant that despite a reduced demand for costly underground construction, the industry remains upbeat. Alex Conacher reports

Rebuild for hardrock
14 February, 2011
Robbins technical writer Desiree Willis looks at the workhorse TBM that bore one job after another

Hard-rock TBM performance prediction
18 January, 2011
The authors, present a paper covering an improved method of predicting penetrating, cutter wear and advance rate by calculation for TBMs in hard rock

Overlooked hazards to occupational health
18 January, 2011
During safety campaigns, whether during planning or in-house inspection, often disproportionate attention is paid to more obvious physical hazards, overlooking those hazards that are less obvious but which call still lead to a deterioration in quality of life, and perhaps death, which can be difficult to relate to the working conditions. Drawing heavily on material supplied by Dr. Donald Lamont, formerly of the UK Health and Safety Executive, Maurice Jones examines the issues involved in tunnelling occupation health, and some other safety hazards, followed by some solutions

Crossrail station tunnels award
14 January, 2011

Impressive Pinglu Tunnel drive breaks through
05 January, 2011