New News information at Tunnels & Tunnelling International New and updated information from News listed on en-us New News information at Tunnels & Tunnelling International Steel pipe deemed DSC in Seattle’s mega tunnel WASHINGTON - A dispute review board made its recommendation May 3 that the steel casing encountered by the TBM excavating the SR99 Replacement Tunnel in Seattle in December 2013 is a Differing Site Condition (DSC). Tue, 12 May 2015 06:18:00 GMT SR99 TBM rescued USA - Seattle Tunnel Partners (STP) completed the lifting process to remove the 57ft (17.4m) diameter cutterhead and main drive unit of the TBM mining the SR99 replacement tunnel on March 31, the Washington State Department of Transportation (WSDOT) announced. Fri, 01 May 2015 09:36:00 GMT Jacobs awarded early design work for Heathrow link GREAT BRITAIN – Jacobs Engineering has been tasked with design and studies work for a proposed Network Rail link to Heathrow. The ‘Western Rail Access to Heathrow’ project will apply for a Development Consent Order in early 2016. Jacobs will produce the design for the proposal documentation. The scope of work includes topographical surveys and geotechnical investigations, tunneling design for the new 3.1-mile (5km) route, and railway systems designs for track and overhead line equipment. Fri, 01 May 2015 06:21:01 GMT Concerns over Hai Van Pass tunnel upgrade VIETNAM – A project to expand the Hai Van Tunnel’s emergency lane into a main tunnel has drawn safety concerns. Le Van Trung, director of the Da Nang City Department of Transport, said he supports a project to build another tunnel through the Hai Van Pass to cope with the increasing traffic volume, but is concerned by the implications of the loss of a safety tunnel. Fri, 01 May 2015 06:19:00 GMT Funding packet announced for Melbourne Metro AUSTRALIA – The Labor Government has announced AUD 1.5 billion to cover all anticipated planning, design and significant early works ahead of major construction of the Melbourne Metro Rail Project in 2018. Thu, 30 Apr 2015 12:15:33 GMT Underground freight trial to go ahead GREAT BRITAIN – Mole Solutions is exploring the possibility of using small robot trains running on underground tracks to manage deliveries. It has reportedly received a funding packet from the British government to help test the viability of the proposal. Thu, 30 Apr 2015 05:30:54 GMT CBE announces Rastatt mould supply contract GERMANY – CBE announced its participation in the Rastatt Tunnel project that will form part of the high speed railway line between Karlsruhe and Basel. Some 42 segment moulds will be delivered to the German precast supplier Max Bögl, which is in charge of the production of approximately 15000 concrete segments for the tunnel with a total length of 4.27 km crossing beneath Rastatt from east to south. Thu, 30 Apr 2015 05:29:07 GMT CBE announces Sao Paulo Metro mould contract BRAZIL – CBE will supply 45 segment moulds to Consorcio Expresso Linha 6, the joint venture that will construct line 6 of the São Paulo subway system. Additionally, CBE will deliver a carousel setup for that the company says will “ensure segment production on site”. Thu, 30 Apr 2015 05:27:30 GMT Third DC TBM ready to launch USA - DC Water hosted a ceremony on April 14 to name and christen the third TBM in its fleet, which will mine the First Street Tunnel, part of the 13.1-mile long Anacostia River Tunnel system. Fri, 17 Apr 2015 09:40:12 GMT Tijuana drugs tunnel halted by officials MEXICO – Soldiers have apprehended nine amateur tunnel engineers excavating an alleged drugs tunnel in Tijuana, Mexico. The eventual alignment would apparently stretch into California, USA. Some 150m had already been excavated. Wed, 15 Apr 2015 06:45:31 GMT