8 07 0
After excavation of tunnel, stress from initial stress field will be relieved, which will inevitably arouse deformation of various forms, such as arch crown subsidence, surrounding rocks from two sides squeezing in, bottom parts plumping up and tunnel face squeezing out, etc. Then it will cause slack, even instability and collapse. So the purpose of […]
2 07 0
Jinhe Hydropower Station is located in Qamdo prefecture, Tibet autonomous region. Hydropower station adopted inter-basin diversion type development. The dam site is located on Jinhe River of Lancang River tributary. The plant site is located in Qamdo town 53km downstream of Lancang River. In the construction of Jinhe Hydropower Station, crushed rocks were encountered in […]
30 06 0
It’s reported that on June 15, Afghanistan Ministry of Energy and Water signed the design contract of the Farah province’s Bakhsh-Abad Hydropower Dam with an Italian company. Construction of this project would take at least 18 months to complete all its designing schemes and it would cost $4.5 million. After completion, this important national program […]
24 06 0
Nam Tha 1# Hydropower Project is located in Bokeo Province, the north of Laos, total installed capacity is 168 thousand KWH. There are three water-turbine generator sets with each 56 thousand KW and annual electricity-generation is 720 million KWH. It’s predicted to invest 400 million dollars and put into running in 2018, with 28 years’ […]
16 06 0
The National Maritime Museum (NMM) in Greenwich, London, is the leading maritime museum of the United Kingdom and may be the largest museum of its kind in the world. The National Maritime Museum opened the Sammy Ofer Wing, a transformative £36.5m capital project which set a new strategic direction for the museum. With a total […]
16 06 0
Slope stabilization is widely distributed in infrastructures, such as highway, railway and water conservancy project, etc. As for slopes with complicated geological condition, common supporting method is difficult for pore-forming, while self drilling anchor for slope stabilization is quite effective. The application of self drilling anchor can solve problems of anchoring loose rock soil and […]
11 06 0
Self drilling anchor system, an advanced anchoring system, is a kind of bolt integrated with the functions of drilling, grouting and anchoring. It is a safe, reliable, efficient and environmental solution to used for metro tunnels. On May 26 2016, Qatar Rail celebrated completion of 100km of tunneling across the Doha Metro project. The achievement […]
4 06 0
The world’s longest and deepest rail tunnel has officially opened in Switzerland on June 1, 2016, after almost two decades of construction work. The Gotthard rail link has taken 20 years to build, and cost more than $12bn (£8.2bn). It will, the Swiss say, revolutionise Europe’s freight transport. The 57km (35-mile) twin-bore Gotthard base tunnel […]
27 05 0
The main railway line between Dublin and Belfast suffered a major collapse on a viaduct that crosses the Broad Meadow Estuary at Malahide, just north of Dublin. Fortunately, the collapse happened just after a packed commuter train had crossed the old stone viaduct. The solution was to core through the original stone piers and then […]
20 05 0
Marmaray Tunnel is actually an intercontinental undersea railway tunnel, crossing Bosporus Strait and connecting Istanbul’s Asian part and European part. It began to be built in 2004 and after several postpones, Marmaray Tunnel had been finished in 2013. The overall length of project is 13.6 kilometers and about 1.4 kilometers’ are undersea. Marmaray Tunnel is […]