Analysis of TBM tunneling performance based on mass fractal dimension of rock chips Changbin Yan School of Civil Engineering, Zhengzhou University, Zhengzhou 450001, China Ziang Gao School of Civil Engineering, Zhengzhou University,...

Recommendations GT4R5A1 Design of tunnels bored with TBMs with respect to the arrival of public rescue service and self-rescue of workers during the worksite phase Booklet by French tunneling association. 14...

The contract provides for the design and execution of: - 19.3 km long route - 7 tunnels - 46 bridges, passages and viaducts, the longest viaduct having a length of 428...

  Société des grands projets has awarded the IRIS consortium, led by Bouygues Travaux Publics, the contract "15 Est-2" to design and build the line 15 East of the Grand Paris Express, which runs from Bobigny to...

https://www.youtube.com/watch?v=dvIic_uQ38Q Border Roads Organisation (BRO) has reached to an important milestone in the construction of the Sungal Tunnel on National Highway-144A connecting Akhnoor with...

https://vimeo.com/945743144/33c3869626 Huge excavation operation of 22 metre deep tunnel portal prepares the gateway for high speed trains into Birmingham The first 1,600 tonne tunnelling machine will break through the portal wall later this...

https://vimeo.com/940764843/6055f1dbec 14 May 2024 A consortium of mechanical and civil engineering, and robotic automation industry leaders, including Tunnel Engineering Services (UK) Ltd (TES), i3D robotics (i3D), the Manufacturing...

Asahi writes; in the Gifu Prefecture water levels are falling in the lakes and wells in a certain region of the prefecture.  This is the region where the tunnel construction is under way for the Chuo Shinkansen maglev railway line. It is built...

Asahi writes; in the Gifu Prefecture water levels are falling in the lakes and wells in a certain region of the prefecture.  This is the region where the tunnel construction is under way for the Chuo Shinkansen maglev railway line. It is built...

Webuild, a global leader when it comes to underground excavations, has created a factory at Terni, Italy, to assemble and regenerate tunnel boring machines (TBMs) so that the Group can reduce its CAPEX and operational...

April 2024 Conference: 12th Internation Conference on Tunnel Safety and Ventilation, Graz, Austria Authors: Daniel Fruhwirt, Michael Bacher,  Helmut Steiner   an Open Access...

2 TBMs are boring Athens' metro line 4 which will be ready in 2029. ...The new line will consist of 15 stations on a U-shaped underground route of 13 kilometers of...

Mechanical behavior and waterproof performance of longitudinal section of tunnel segment joint gasket Qian Zhang a, Li Xie a, Zhirong Zhao b, WeiGang Zhao a, Yan Ma a, Longhe Shi a & Zihang Zhang a a Shijiazhuang Tiedao University,...

Mechanism of radial chain rockbursts in a deep granite TBM tunnel under the influence of weak band Lianjie Fu Key Laboratory of Ministry of Education on Safe Mining of Deep Metal Mines, Northeastern University, Shenyang 110819, China Key...

TBM breakthrough in Tehran Metro project (line 3 -Eslamshahr), Iran. https://www.youtube.com/watch?v=v8S2ZhydhhA

  1975: Is this Channel Tunnel really dead? Nationwide   The Channel Tunnel project has been killed off by the government, so why are the tunnellers on the English side still tunnelling? Bernard...

The first contract to build half of the $16 billion Gateway rail tunnels is expected to be awarded either this summer of fall, said officials of the commission overseeing its...

The first contract to build half of the $16 billion Gateway rail tunnels is expected to be awarded either this summer of fall, said officials of the commission overseeing its...

Analysis of three initial contracts totaling $1 billion demonstrates vast economic boon for the entire Hudson Tunnel Project Newark/New York – A new report released by Regional Plan Association (RPA) finds that the Hudson Tunnel Project...

The Uttar Pradesh Metro Rail Corporation is now advancing with four tunnel boring machines in the remaining underground...