China Tunnel Boring Machine (TBM) technology lead world technology in field. People's Daily Online inform CCCC develop new slurry water balance tunnel boring machine. It improve innovate world technology on tunnel boring machines....

People's Daily Online inform "Shenzhen Huangmugang Transportation Hub V-pillar Space" by Shenzhen Railway Group and China Railway Group won "Underground Space Innovation Contribution Award in 2022" People's Daily...

People's Daily Online inform now, 35% of main structure of coastal submerged tunnel section complete. Main structure of open-cut submerged tunnel capped in June 2023. http://sz.people.com.cn/BIG5/n2/2022/1217/c202846-40234984.html

Sad. ...the explosion on Saturday night killed at least 19 people, including women and children... https://www.theguardian.com/world/2022/dec/18/afghanistan-fuel-tanker-explodes-tunnel-deaths

https://www.youtube.com/watch?v=corr-Ak-0Mc Exyeconomy writes 'on the 13th, Hyundai E&C held the Korea's largest cross -section shield TBM excavation ceremony at the site of the 2nd Gimpo -Paju Construction Corporation in Paju -si,...

The winning bidder will be announced in the second half of...

  New Civil Engineer has some eyeopening confession by Tideway project Chief Technical Officer Roger Bailey. "efforts to create a precast secondary lining machine were ultimately not delivered in time to be used on the Tideway...

One of the Tunnel Boring Machines (TBM) has arrived from China via shipping. TBMs will be used by Patna Metro Rail Corporation (PMRC) for the construction of 7.9 km long...

https://www.pbs.org/wgbh/nova/video/super-tunnel/

The Green Tunnel Bypass for Shiradi Ghat on Bengaluru-Mangaluru National Highway 75 was found to be not viable. As an alternative, the National Highways Authority of India (NHAI) has been tasked o prepare a detailed project report for a 26km long...

A chapter from the upcoming book Rock Dynamics: Progress and Prospect, Volume 2. I have not got the book yet but I plan to. Study on seismic buffer thickness of circular rock tunnel at different depths ByHua Xu, Runfang Sun, Mingxing Yang,...

A fibrous silicate mineral called actinolite was discovered during the drilling of the access gallery in the granite, the Federal Roads Office (FEDRO) said in a...

Zhongba Tunnel, a part of the Pengshui-Youyang expressway in Chongqing, was completed   https://english.news.cn/20221209/70645036632248a49d6d23dc6fedea45/c.html

Busan Facilities Corporation sign MOU with Korea Institute of Transportation and Science and Technology. To use new technologies in infrastructure.  Cenews writes one of technologies is "Tunnel cracking technology". It uses video...

In January 2022, Chennai Metro Rail Ltd (CMRL) awarded ITD both packages of civil contracts totalling Rs. 3743.24 crores with a 48-month...

  A high level of planning security is now guaranteed - April 24, 2023, the starting signal for work After the necessary postponement of all planned work in the Arlberg Tunnel by one year, there is now certainty: After the final award of...

LTA News Release on 05 Dec 2022. LTA Awards Civil Contracts for Cross Island Line-Punggol Extension and Bored Tunnel for Cross Island Line Phase 2 The Land Transport Authority (LTA) has awarded two civil contracts; one for the design and...

https://www.youtube.com/watch?v=37gprizVHHI Diaphragm breaking marks the connection of more than 30 km of underground excavations in the Valico tunnel and indicate 82.6% of the total progress of the excavations to be achieved. Diaphragm...

77%  of the 33.5-km long Metro-3 line between Colaba-Bandra-Seepz is completed. https://theprint.in/india/tunnelling-done-aarey-car-shed-clear-now-mumbais-1st-underground-metro-line-on-2023-deadline/1247232/

Impressively, the Metro 3 project deployed 17 Tunnel Boring Machines (TBM) for 55 kilometers of tunnels. https://constructionreviewonline.com/news/metro-3-project-in-india-achieves-new-breakthrough-milestone/