New News information at Tunnels & Tunnelling International New and updated information from News listed on http://www.tunnelsonline.info http://www.tunnelsonline.info/ en-us http://www.tunnelsonline.info/ New News information at Tunnels & Tunnelling International http://http//www.tunnelsonline.info/content/images/logo_big.gif High Speed 2 future in question as government orders review http://www.tunnelsonline.info/news/high-speed-2-future-in-question-as-government-orders-review-7378481 http://www.tunnelsonline.info/news/high-speed-2-future-in-question-as-government-orders-review-7378481 Great Britain – The Prime Minister has announced a review into “whether and how we proceed” with High Speed 2 (HS2). The review has been announced ahead of the ‘Notice to Proceed’ decision for Phase 1, which is due by the end of 2019. The review should be complete in autumn 2019. Thu, 22 Aug 2019 05:50:07 GMT Sydney Metro CBD breakthrough http://www.tunnelsonline.info/news/sydney-metro-cbd-breakthrough-7375882 http://www.tunnelsonline.info/news/sydney-metro-cbd-breakthrough-7375882 Australia – The first TBM has broken through into the Pitt Street metro station in Sydney’s central business district (CBD). TBM ‘Nancy’, a double shield hard rock gripper machine manufactured by Herrenknecht has tunnelled 6km through sandstone and shale since launching from Marrickville in October. TBM ‘Mum Shirl’, excavating the parallel tunnel, is a few hundred metres behind. Wed, 21 Aug 2019 04:28:15 GMT Crossrail issues three-month progress update http://www.tunnelsonline.info/news/crossrail-issues-three-month-progress-update-7374199 http://www.tunnelsonline.info/news/crossrail-issues-three-month-progress-update-7374199 Great Britain – Crossrail has released a progress update covering the last three months. The client has committed to regular updates, following heavy criticism for budget and schedule overruns. Tue, 20 Aug 2019 09:46:31 GMT NYC DEP celebrates breakthrough on Delaware Bypass project http://www.tunnelsonline.info/news/nyc-dep-celebrates-breakthrough-on-delaware-bypass-project-7371920 http://www.tunnelsonline.info/news/nyc-dep-celebrates-breakthrough-on-delaware-bypass-project-7371920 <img height='60px' width='60px' src= ' /Uploads/NewsArticle/7371920/thumbnail.jpg'/></a>New York – New York City Department of Environmental Protection (DEP) commissioner Vincent Sapienza and crews celebrated the TBM breakthrough at shaft 6B on the Delaware Aqueduct Bypass tunnel project. Mon, 19 Aug 2019 09:22:54 GMT Second Terratec TBM delivered to Rio Subterraneo a Lomas http://www.tunnelsonline.info/news/second-terratec-tbm-delivered-to-rio-subterraneo-a-lomas-7366568 http://www.tunnelsonline.info/news/second-terratec-tbm-delivered-to-rio-subterraneo-a-lomas-7366568 <img height='60px' width='60px' src= ' /Uploads/NewsArticle/7366568/thumbnail.jpg'/></a>Argentina – The second of two new 4.66m diameter Terratec EPBMs has been delivered for a 13.5km potable water tunnel system, in Buenos Aires. Factory acceptance for the TBM, which was manufactured for the Río Subterráneo a Lomas tunnel, took place in July. Wed, 14 Aug 2019 07:45:00 GMT Montgomery Tunnel ventilation upgrades double thrust http://www.tunnelsonline.info/news/montgomery-tunnel-ventilation-upgrades-double-thrust-7366560 http://www.tunnelsonline.info/news/montgomery-tunnel-ventilation-upgrades-double-thrust-7366560 <img height='60px' width='60px' src= ' /Uploads/NewsArticle/7366560/thumbnail.jpg'/></a>Belgium – MoJet outlet silencers have doubled the in-tunnel thrust of the jet fans at the Montgomery Tunnel in Brussels. Wed, 14 Aug 2019 07:42:27 GMT Sika macro fibre obtains service report for use in concrete http://www.tunnelsonline.info/news/sika-macro-fibre-obtains-service-report-for-use-in-concrete-7366552 http://www.tunnelsonline.info/news/sika-macro-fibre-obtains-service-report-for-use-in-concrete-7366552 International – Sika announced this month that its SikaFiber Enduro Prime had obtained an International Code Council (ICC) Evaluation Services Report for Acceptance Criteria (AC) 383. Wed, 14 Aug 2019 07:39:06 GMT Suffolk County TBM unveiled http://www.tunnelsonline.info/news/suffolk-county-tbm-unveiled-7363794 http://www.tunnelsonline.info/news/suffolk-county-tbm-unveiled-7363794 <img height='60px' width='60px' src= ' /Uploads/NewsArticle/7363794/thumbnail.jpg'/></a>New York – Suffolk County celebrated the TBM for its outfall replacement project on August 7. Tue, 13 Aug 2019 06:34:43 GMT Registration Open for DFI Shotcrete Short Course http://www.tunnelsonline.info/news/registration-open-for-dfi-shotcrete-short-course-7348896 http://www.tunnelsonline.info/news/registration-open-for-dfi-shotcrete-short-course-7348896 US – The Deep Foundations Institute (DFI) announced July 29 registration is open for the DFI Shotcrete Short Course on September 9-11, 2019, at the historic Argo Mill in Idaho Springs, Colorado. Mon, 05 Aug 2019 07:21:16 GMT HNTB appoints Murali Hariharan senior tunnel engineer http://www.tunnelsonline.info/news/hntb-appoints-murali-hariharan-senior-tunnel-engineer-050819-7348866 http://www.tunnelsonline.info/news/hntb-appoints-murali-hariharan-senior-tunnel-engineer-050819-7348866 <img height='60px' width='60px' src= ' /Uploads/NewsArticle/7348866/thumbnail.jpg'/></a>California – Murali Hariharan has been appointed senior tunnel engineer for the national tunnel practice of HNTB Corporation; the company announced July 30. He continues working on the Crenshaw/LAX Transit Corridor Project in Los Angeles as lead engineer for construction support services and has undertaken geotechnical tasks on XpressWest High Speed Rail project from Victorville, California, to Las Vegas, Nevada, being provided at an accelerated schedule. He is based in HNTB’s downtown Los Angeles office. Mon, 05 Aug 2019 07:16:04 GMT