News Archive

Trans-Pennine Tunnel options released

Five routes have been shortlisted for the UK’s Trans-Pennine tunnel – at up to almost 30km long the most ambitious road scheme undertaken in the UK in more than 5 decades. Read more

Melbourne Metro shortlist announced

Three consortia have been shortlisted for the $6bn Public Private Partnership (PPP) to build the Melbourne Metro Tunnel. The shortlisted bidders are: Read more

Half way reached in Laos

TERRATEC has reported its 5.74m diameter Double Shield TBM has passed the mid-way point of the 11.5km long tunnel on the Xe-Pian Xe-Namnoy Hydropower Project in Laos. Read more

Thimble Shoal Tunnel awarded to Dragados

The Chesapeake Bay Bridge and Tunnel Commission has awarded the Dragados Team a contract to construct a new parallel tunnel at the Thimble Shoal Channel. Read more

ITA Tunnelling Awards 2016 finalists announced

On November 10th and 11th 2016, the International Tunnelling and Underground Space Association will hold the second ITA Tunnelling Awards, this year in Singapore. Participation has been highly competitive this year, with 98 entries from 25 countries competing for awards in nine categories. The 17-strong expert judging panel concluded the review of entries last week, with 33 entries now shortlisted. The 33 finalists are: Read more

Bertha resumes tunnelling as WSDOT counts the cost

Seattle’s Alaskan Way Viaduct Replacement Program contractor, Seattle Tunnel Partners JV, resumed mining on July 18th following a month of routine and hyperbaric maintenance on Bertha, the 57.5ft diameter Hitachi Zosen EPBM being used to bore the 2.7km long road tunnel. The move has allowed Client, the Washington State Department of Transportation (WSDOT), to review and publish the program and cost implications for the entire project. Read more

Granite scoops Connecticut tunnel contract

Granite Construction Incorporated has announced that the JV team comprised of Kenny Construction Company, a wholly-owned Granite subsidiary, and Obayashi Corporation has been awarded a $279M contract by The Metropolitan District to construct the 6.4km long, 5.5m diameter South Hartford Conveyance and Storage Tunnel (SHCST) in Hartford, Connecticut. Read more

Final government approval granted for York Potash

Sirius Minerals Plc has announced that it has received UK government approval for the Harbour Facilities element of its North Yorkshire polyhalite project. As a result, all major approvals for the Project, which includes the construction of a 37km long, 6m diameter mineral transport tunnel system, have now been granted. Read more

Singapore prepares tender call for DTSS 2

PUB, Singapore’s national water agency and the National Environment Agency of Singapore (NEA), will be calling tenders from this year onwards for the Deep Tunnel Sewerage System (DTSS) Phase 2, which consists of some 40km of deep tunnel sewers and 10km of link sewers to be constructed using TBMs, and the Integrated Waste Management Facility (IWMF) to spearhead the implementation of Singapore’s world-class used water and solid waste management solutions. Read more

Work starts on Brenner southern section

At an inaugural event attended by local and national officials along with representatives of the companies involved in the project, work began on the southern section of the 55km long Brenner Base Tunnel, starting at Fortezza, Italy, before going under the Isarco River. Read more

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