State builders speed up undersea tunnel work
Trending News
4 months, 1 week ago

State builders speed up undersea tunnel work

China Daily  

By HAN JINGYAN | China Daily | Updated: November 25, 2024 Staffers from CREC4 Seventh Engineering work on the Jiaozhou Bay Second Tunnel in Qingdao, Shandong province. LI PINGHUI/FOR CHINA DAILY Chinese State builders participating in the building of the world's largest undersea tunnel in Qingdao, Shandong province, have boosted their construction abilities through technical innovations. He said the total length of the main line of CREC4's No 2 Bid is 3.44 km, including 500 meters of open-cut tunnel and 2.9 kilometers of underground tunnel dug through drilling and blasting. The Second Tunnel, as a key project in Qingdao during the 14th Five-Year Plan period and a major artery in its "six horizontal and nine vertical" transport corridors in the city proper, will help boost traffic on both banks of Jiaozhou Bay, bolster integration in Jiaozhou Bay rim regions and enhance the high-standard opening-up of Qingdao.

China Construction Work Project State Qingdao Liu Crec4 Shandong Province Blasting Jiaozhou Bay Main Tunnel  work  speed  qingdao  construction  second  bay  jiaozhou  undersea  crec4  main  tunnel  builders  project  blasting  state

History of this topic

Shenzhen's Mawan Undersea Tunnel opens, linking key areas
2 months, 1 week ago

Shenzhen's Mawan Undersea Tunnel opens, linking key areas

China Daily  

The Mawan Undersea Tunnel, the first underwater tunnel in Shenzhen, Guangdong province, was officially opened on Tuesday. The tunnel, spanning approximately 8.05 kilometers, connects Qianhai cooperation zone in the south with the Dachan Bay Port Area in the north. The completion of the project connects the freight transport channel of Nanshan Port Area in Shenzhen while also integrating passenger transport …

State builders speed up undersea tunnel work
4 months ago

State builders speed up undersea tunnel work

China Daily  

Staffers from CREC4 Seventh Engineering work on the Jiaozhou Bay Second Tunnel in Qingdao, Shandong province. LI PINGHUI/FOR CHINA DAILY Chinese State builders participating in the building of the world's largest undersea tunnel in Qingdao, Shandong province, have boosted their construction abilities through technical innovations. He said the total length of the main line of CREC4's No 2 Bid is …

State builders speed up undersea tunnel work
4 months, 1 week ago

State builders speed up undersea tunnel work

China Daily  

Staffers from CREC4 Seventh Engineering work on the Jiaozhou Bay Second Tunnel in Qingdao, Shandong province. LI PINGHUI/FOR CHINA DAILY Chinese State builders participating in the building of the world's largest undersea tunnel in Qingdao, Shandong province, have boosted their construction abilities through technical innovations. He said the total length of the main line of CREC4's No 2 Bid is …

State builders speed up undersea tunnel work
4 months, 1 week ago

State builders speed up undersea tunnel work

China Daily  

Staffers from CREC4 Seventh Engineering work on the Jiaozhou Bay Second Tunnel in Qingdao, Shandong province. LI PINGHUI/FOR CHINA DAILY Chinese State builders participating in the building of the world's largest undersea tunnel in Qingdao, Shandong province, have boosted their construction abilities through technical innovations. He said the total length of the main line of CREC4's No 2 Bid is …

State builders speed up undersea tunnel work
4 months, 1 week ago

State builders speed up undersea tunnel work

China Daily  

Staffers from CREC4 Seventh Engineering work on the Jiaozhou Bay Second Tunnel in Qingdao, Shandong province. LI PINGHUI/FOR CHINA DAILY Chinese State builders participating in the building of the world's largest undersea tunnel in Qingdao, Shandong province, have boosted their construction abilities through technical innovations. He said the total length of the main line of CREC4's No 2 Bid is …

World's Longest Undersea High-Speed Rail Tunnel Begins Journey Under the Sea
Trending News
5 months ago

World's Longest Undersea High-Speed Rail Tunnel Begins Journey Under the Sea

China Daily  

The Jintang Undersea Tunnel, the world's longest undersea high-speed rail tunnel, has successfully transitioned from land-based to marine-based construction. The tunnel will run beneath the Jintang Shipping Line, a major transportation route for the Ningbo-Zhoushan Port, in the East China Sea between Ningbo and Zhoushan. The tunnel is expected to be fully completed by the end of 2026 and will …

World's Longest Undersea High-Speed Rail Tunnel Begins Journey Under the Sea
Trending News
5 months ago

World's Longest Undersea High-Speed Rail Tunnel Begins Journey Under the Sea

China Daily  

The Jintang Undersea Tunnel has successfully transitioned from land-based to marine-based construction, marking a significant milestone in the project's history. The tunnel will run beneath the Jintang Shipping Line, connecting Ningbo and Zhoushan in the East China Sea. The project's success showcases the engineering prowess and innovation of the Chinese construction industry, with the tunnel being built using domestically developed …

Construction starts on mega undersea link
10 months, 2 weeks ago

Construction starts on mega undersea link

China Daily  

A worker conducts checks on a tunnel boring machine at a construction site for the Jintang Undersea Tunnel in Zhejiang province on Thursday. YAO FENG/FOR CHINA DAILY Tunneling operations began at both ends of China's longest undersea high-speed railway tunnel project on Thursday, according to China Railway's 14th Bureau Group, which is overseeing its construction. The Jintang Undersea Tunnel, a …

Construction starts on mega undersea link
10 months, 2 weeks ago

Construction starts on mega undersea link

China Daily  

A worker conducts checks on a tunnel boring machine at a construction site for the Jintang Undersea Tunnel in Zhejiang province on Thursday. YAO FENG/FOR CHINA DAILY Tunneling operations began at both ends of China's longest undersea high-speed railway tunnel project on Thursday, according to China Railway's 14th Bureau Group, which is overseeing its construction. The Jintang Undersea Tunnel, a …

Second tunnel boring machine unveiled for Ningbo-Zhoushan Railway tunnel
1 year, 1 month ago

Second tunnel boring machine unveiled for Ningbo-Zhoushan Railway tunnel

China Daily  

A photo taken on Feb 26, 2024, shows the tunnel boring machine Yongzhou at an industrial park of China Railway Construction Heavy Industry Corporation Limited in Changsha, Central China's Hunan province. The second tunneling boring machine that is to be used for constructing the world's longest undersea high-speed railway tunnel was unveiled in Changsha, Central China's Hunan province, on Monday. …

Second tunnel boring machine unveiled for Ningbo-Zhoushan Railway tunnel
1 year, 1 month ago

Second tunnel boring machine unveiled for Ningbo-Zhoushan Railway tunnel

China Daily  

A photo taken on Feb 26, 2024, shows the tunnel boring machine Yongzhou at an industrial park of China Railway Construction Heavy Industry Corporation Limited in Changsha, Central China's Hunan province. The second tunneling boring machine that is to be used for constructing the world's longest undersea high-speed railway tunnel was unveiled in Changsha, Central China's Hunan province, on Monday. …

World's longest undersea tunnel begins construction in Qingdao
4 years, 5 months ago

World's longest undersea tunnel begins construction in Qingdao

China Daily  

Construction on the second Jiaozhou Bay undersea tunnel started on Oct 29 in the West Coast New Area of Qingdao, Shandong province. More than 8 million cubic meters of earth and stone will be excavated, surpassing Japan's Seikan Tunnel and the Channel Tunnel, making it the largest undersea tunnel project in history. The second Jiaozhou Bay undersea tunnel starts construction …

Advanced technology played role in construction of undersea tunnel
6 years, 4 months ago

Advanced technology played role in construction of undersea tunnel

China Daily  

The undersea tunnel for subway Line 1 of Qingdao, Shandong province, was completed on Tuesday. China's first undersea tunnel for a subway employed advanced technologies and machinery to combat complex geological conditions. The cross-sea tunnel - an 8.1-kilometer segment, 3.49 km of which is underwater - spans Jiaozhou Bay in Qingdao, Shandong province, and links the coastal city's downtown area …

Advanced technology played role in construction of undersea tunnel
6 years, 4 months ago

Advanced technology played role in construction of undersea tunnel

China Daily  

The undersea tunnel for subway Line 1 of Qingdao, Shandong province, was completed on Tuesday. China's first undersea tunnel for a subway employed advanced technologies and machinery to combat complex geological conditions. The cross-sea tunnel - an 8.1-kilometer segment, 3.49 km of which is underwater - spans Jiaozhou Bay in Qingdao, Shandong province, and links the coastal city's downtown area …

Railway tunnel builders blast through last rock
7 years, 7 months ago

Railway tunnel builders blast through last rock

China Daily  

With a loud explosion on Sunday in the Hufengling Tunnel, 200 kilometers from Harbin, Heilongjiang province, the final section of rock gave way, marking a major step in the construction of a high-speed railway in Northeast China. The 8,755-meter tunnel on the Harbin-Mudanjiang line is the longest of those that have been built in regions with extremely low temperatures - …

Railway tunnel builders blast through last rock
7 years, 7 months ago

Railway tunnel builders blast through last rock

China Daily  

With a loud explosion on Sunday in the Hufengling Tunnel, 200 kilometers from Harbin, Heilongjiang province, the final section of rock gave way, marking a major step in the construction of a high-speed railway in Northeast China. The 8,755-meter tunnel on the Harbin-Mudanjiang line is the longest of those that have been built in regions with extremely low temperatures - …

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