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Harding Prize lecture set for April 28 March, 2023
The three finalists for this year’s Harding Prize will present their papers at the British Tunnelling Society’s (BTS) April meeting.
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Central Interceptor project completes tunnelling for first link sewer
Tuesday, March 28, 2023 A micro-TBM on Auckland’s Central Interceptor project has broken through to complete Link Sewer C – the first of two connecting sewers to the main tunnel.
HS2 delay and Euston revisions will add costs, says NAO
Monday, March 27, 2023 The government’s two-year pause on parts of HS2 will create additional costs and a potential higher price overall, according to the public spending watchdog.
Two 15.01m Slurry TBMs of CRCHI Break through on Two Projects
Friday, March 24, 2023 On Mar 12th, the largest slurry TBM in China’s Hunan Province broke through, which marks the completion of the right line tunneling of the Xiangya Road river-crossing tunnel in Changsha City and represents that the largest diameter shield machine tunnel in Hunan Province has achieved twin-tunnel through. The 15.01m slurry TBM ‘Xingsheng’ is manufactured by China Railway Construction Heavy Industry Corporation Limited (CRCHI) and launched on Mar 30,2021.
UK’s largest TBM rotated in reception chamber
Friday, March 24, 2023 Engineers working on London’s Silvertown Tunnel have used nitrogen ‘skates’ to rotate the first section to the TBM in the reception chamber.
Second breakthrough made on Vancouver subway
Friday, March 24, 2023 The Broadway Subway Project Corporation, an Acciona Ghella joint venture, has made a second tunnel breakthrough on Vancouver’s Broadway Subway Project.
BTSYM workshop focuses on sustainability and waterproofing
Friday, March 24, 2023 The British Tunnelling Society Young Members (BTSYM) is holding a workshop on sustainability and waterproofing in underground projects in Leeds on April 3.
HS2 reveals design for last key structure for Chiltern Tunnel
Thursday, March 23, 2023 HS2 has revealed the final designs for the North Portal of the Chiltern Tunnel – the last of seven key structures for the high-speed rail project’s underground stretch.
National Grid launches market engagement for cable tunnelling project
Thursday, March 23, 2023 National Grid has launched a pre-procurement Early Market Engagement (EME) exercise for a cable tunnelling project in south-east England.
SSE makes £100m “down payment” on Coire Glas hydro project
Tuesday, March 21, 2023 Energy company SSE is providing a £100m investment boost to Coire Glas, Britain’s biggest pumped hydro storage scheme for 40 years.
WTC 2024 - Call for Abstracts
Tuesday, March 21, 2023 ITA-AITES and the China Civil Engineering Society are calling for abstracts for the World Tunnel Congress 2024 (WTC2024) which will be held in Shenzhen, China, 19-25 April, 2024. The theme of WTC2024 is Tunnelling for a Better Life.

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