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Discussion topics
China Tunnel Research: Study on gas explosion propagation law in excavation roadway with TBM
Study on gas explosion propagation law in excavation roadway with TBM Ao Liu College of Safety Science and Engineering, Liaoning Technical University, No. 188, Longwan South Street, Huludao, 125105, Liaoning, China Key Laboratory of Mine...China Tunnel Research: Influence of tunnel excavation on the magnitude and rotation angle of principal stress in surrounding rock
Influence of tunnel excavation on the magnitude and rotation angle of principal stress in surrounding rock Chenwei Yuan School of Civil Engineering, Suzhou University of Science and Technology, Suzhou, 215009, China Jingjing Lu State Key...
Plugging into Herrenknecht's Web API to track TBM tunnelling progress at sites
An interesting Bachelor thesis by Wilhelm Tischbein. "real-time data visualization in the field of tunnel boring machines" https://wtischbein.de/HK/China Tunnel Research: Measurement And Analysis Of Surface Settlement Caused By Construction Of Quasi-rectangular Shield Tunnel In Rich Water-sand Stratum
Measurement And Analysis Of Surface Settlement Caused By Construction Of Quasi-rectangular Shield Tunnel In Rich Water-sand Stratum Yong-gang Ding School Of Civil Engineering, Henan University Of Technology, Zhengzhou, 450001, Henan, China Cheng...
Lessons Learned from three historical tunnel lining failures
The Kingston upon Hull wastewater tunnel was nearing completion in 1999 when a collapse occurred 200m behind the tunnel boring machine (tbm). Mair...China Tunnel Research: Numerical analyses of the influences of rock properties and joints on rock fragmentation in shaft sinking by drilling method
Numerical analyses of the influences of rock properties and joints on rock fragmentation in shaft sinking by drilling method Pingping Xu Engineering Research Center of Underground Mine Construction, Ministry of Education, Anhui University of...China Tunnel Technologies: China's self-developed tunnel boring machine with biggest diameter
https://www.youtube.com/watch?v=_FIAc0BOJ9w Xinhua news inform. https://english.news.cn/20241101/0cde04acc44549b3b84dc51420530287/c.htmlChina Tunnel Research:Monitoring and Data Analyses of Pressure Changes and Ground Settlements Induced by Slurry TBM Tunneling in a Semiconfined Aquifer: Case Study in the Netherlands
By Chu YangMonitoring and Data Analyses of Pressure Changes and Ground Settlements Induced by Slurry TBM Tunneling in a Semiconfined Aquifer: Case Study in the Netherlands Tao Xu Professor, College of Civil and Transportation Engineering, Shenzhen...China Tunnel Research: Enhancing images for vision measurement in hazy tunnel construction
By Chu YangEnhancing images for vision measurement in hazy tunnel construction Zhichao Meng, Zilu Shi, Junzhou Huo, Zhen Wu, Fan Yang School of Mechanical Engineering, Dalian University of Technology, Dalian 116024,...China Tunnel Research: Vibration response of piles at different distances induced by shield tunneling in hard rock strata
Vibration response of piles at different distances induced by shield tunneling in hard rock strata You Wang, Yue Ma, Rui Wang, Bosong Ding & Siyuan Yu College of civil engineering, Central South University, 410075, Changsha, Hunan ,...3D numerical back-analysis on an experimental conventional tunnel in Paris Sanoisian “Green” Clay
3D numerical back-analysis on an experimental conventional tunnel in Paris Sanoisian “Green” Clay By J.P. Janin, A. Beaussier, H. Le Bissonnais, C. Gérardin, T. Charbonneau Book Tunnels and Underground Cities: Engineering and...The Design of Autonomous UAV Prototypes for Inspecting Tunnel Construction Environment
From Cornell University > Arxiv > Computer Science > Robotics Author: Yiping Dong This article presents novel designs of autonomous UAV prototypes specifically developed for inspecting GPS-denied tunnel construction...
RWTH-Aachen University Modification of mechanical behaviour of clays for improving TBM tunnel driving
RWTH-Aachen University Modification of mechanical behaviour of clays for improving TBM tunnel driving Spagnoli, Giovanni; Stanjek, Helge; Fernández-Steeger, Tomás Manuel; Feinendegen, Martin; Azzam, Rafig Helsinki : FTA...Real-time digital assurance system set to transform installation of tunnel services
By Tim Altmansays Costain: Trials show potential for significant reduction in delivery times and reworks for tunnel installation projects. A real-time digital assurance system has been developed to significantly improve the cost efficiency of tunnel...Plasma TBM technology startup EarthGrid announces a joint-venture with EnerTech of Kuwait Investment Authority
By Jørn MadsenEarthGrid, a Bay-area plasma tunnel-boring technology and infrastructure development company, announced today that it has signed a joint venture agreement with EnerTech, a Kuwait Investment Authority (KIA) entity, to deploy infrastructure...Cracks at Fiber Reinforced Concrete
By Tim AltmanThis time at Giga Texas factory tunnel of Tesla; https://tunnelcontact.com/discussion/view/59253/cracks-at-fiber-reinforced-road-surface-panels-of-the-boring-companys-giga-texas-tunnelChina Tunnel Research: Microwave-assisted TBM cutter for efficient hard rock fracturing in high stress environments
By Chu YangMicrowave-assisted TBM cutter for efficient hard rock fracturing in high stress environments Zheng Yang a b, Ming Tao a, Tubing Yin a, Xingyu Wu a, Gongliang Xiang a, Yuanquan Xu a a School of Resources and Safety Engineering, Central South...China Tunnel Research: Automated position control of tunnel boring machine during excavation using deep reinforcement learning considering spatial-temporal dynamics
By Chu YangAutomated position control of tunnel boring machine during excavation using deep reinforcement learning considering spatial-temporal dynamics Penghui Lin a 1, Ankang Ji b 1, Yunxiang Zhou a, Limao Zhang c, Robert L.K. Tiong a a School of Civil...China Tunnel Research: Evaluation of TBM Cutter Wear in Granite and Developing a Cutter Life Prediction Model for Face Cutters Based on Field Data: A Case Study
By Chu YangEvaluation of TBM Cutter Wear in Granite and Developing a Cutter Life Prediction Model for Face Cutters Based on Field Data: A Case Study by Jianping Liu 1, Tiankui He 1, Xingxin Peng 2, Yucong Pan 3 1 College of Water Conservancy and Hydropower...Herrenknecht develops Tunnel Enlargement System for enlarging tunnels even when they are in use
In the second half of the 19th and early 20th centuries, hundreds of railway tunnels were built in Europe. They are largely still in operation today. In the coming decades, a considerable number of tunnels are due for substantial...
cover tunnel photo by: Matt Brown from London, England / CC BY
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