Asia - Page 2
Stay up to date with the latest Asia updates from the global tunnels industryBangalore’s first bore The first slurry TBM to be used in India has launched on the Bangalore east-west metro. Jon Young attends the launching ceremony
Safety thirst Health and safety in construction is improving in India as international companies and the National Safety Council make efforts to improve conditions. But there is still a long way to go, Jon Young visits India
Singapore’s cable tunnels Contractors hoping to construct Singapore’s planned cable tunnels are going to face highly variable ground conditions, very hard rock and some deep bores. Leslie Pakianathan of designer Mott MacDonald describes the plans and challenges
Perforating the Pacific Fairytale projects are being put to tender. Underground defences against drought and flooding, surface to seabed drives through magnificent artificial islands and socio-economic unity through high-speed rail. The tunnelling industry in South East Asia refuses to be eclipsed by the mammoth markets in India and China. Alex Conacher explores the latest trends
Singapore sting 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
Passing through the congested streets of Mumbai last month on the way to the Bauma India construction trade show it was immediately obvious the challenge and potential in this city. With a...
Incredible India: On the cusp of a major TBM upsurge
India arguably has the most potential of any TBM market outside of China, particularly for water diversion, hydroelectric, and metro tunnelling projects. However, the realisation of this TBM...
Subterranean subatomic detector It has been nearly half a century since the last neutrino-detection experiments took place in India. Equipment was set up in cramped mines that have since been flooded and abandoned. This time, housed in its own mountain and approached by a single access tunnel, the India-based Neutrino Observatory brings scientists back for more, reports Alex Conacher
Future proofing Singapore A massive push by the Singapore government to get residents out of their cars and onto the metro is driving a huge expansion plan on the city’s MRT. Jon Young reports from Downtown Line stage two where tunnelling work is about to kick off
Hybrid drive First-time onsite assembly has begun with Robbins’ first hybrid EPB-hard rock TBM, which will be used to drive the Sleemanabad water tunnel, in India. Report by Patrick Reynolds
Patnitop begins Leighton is EPC contractor on the Patnitop all-weather road tunnel in J&K, India and construction is gearing up on site after the recent contract award. Report by Patrick Reynolds
Drilling Rohtang Dywidag International has started excavation at the Rohtang Pass road tunnel in Himachal Pradesh, India. Report by Patrick Reynolds
Long bores in remote India Freak monsoons, remote jobsites and hard rock are testing the limits of the machines boring the hydration scheme in arid Andhra Pradesh, India. Robbins technical writer Desiree Willis reports
Circle of challenges Stages 4 & 5 of Singapore’s Circle Line are due to commence operation from 2010. T&TI reports on progress achieved to date and some of the challenges engineers have faced during construction
SCL challenge under AYA LTA’s project manager, Blaise Pearce, and senior project engineer, Daniel Koh Choon Teck, WSA JV tunnel manager, Massimo Marotta, and Amberg & TTI Engineering designer, Marcus Tong, discuss challenges posed during the construction of a 70m long SCL tunnel in Singapore
Risk mitigation for slurry TBMs J N Shirlaw and T W Hulme of Singapore’s LTA describe experiences of slurry TBM tunnelling in the Lion State and some of the lessons that have been learned for future projects
Factors in the Nicoll Highway Collapse The Nicoll Highway collapse, in Singapore, rocked the tunnelling industry. Richard Davies, of Benaim (UK) Ltd, described the events that led to the incident
Celebrations at the ITA World Congress This year's International Tunnelling Association (ITA) World Tunnelling Congress "Underground space for sustainable urban development" is due to be held on 22-27 May, at the Suntec Singapore International Convention & Exhibition Centre. Marking the 30th anniversary of the ITA, the Congress promises to be an event to remember
Sinkholes in Singapore The December 2003 meeting of the British Tunnelling Society, at the Institute of Civil Engineers, London, hosted an interesting discussion entitled "Settlements and Sinkholes in Singapore", presented by Nick Shirlaw, technical advisor to the Land Transport Authority of Singapore