rock drilling rig A brief discussion on the application of rock drilling rigs in light blasting of horizontal rock formations in tunnels The tunnel was excavated using a fully computerized rock drilling rig. During the construction process, a series of solutions were adopted based on the geological conditions of the tunnel engineering and the mechanical performance of the fully computerized drilling rig, to continuously optimize the
Winter Olympics Application of Drilling Technology with Dth Hammer in Yingcha Regulating Reservoir Project Yingcha Ｒeservoir Project is an important part of Beijing 2022 Winter Olympic and Paralympic Zhangjiakou Division Area project． The project is characterized by large reservoir excavation depth and high underground water level．Precipitation construction is carried out before the excavation of the
hyperbolic drilling rig Application of Hyperbolic Arm Drilling Trolley in Railway Tunnel Construction The double bend arm drilling rig WD200E has the characteristics of simple operation, powerful function and smooth running, which is suitable for the construction of various working conditions. Based on the construction example of tunnel project, the paper discusses the structure composition and
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excavation drilling rig Use & Maintenance and Management Measures for Excavation Rock Drilling Rig The construction of complex spaces such as tunnels, shafts, and culverts requires the assistance of large-scale mechanical equipment to achieve safe and efficient construction results. In the construction of the new Fuzhou-Xiamen Railway Standard 3 project, the highly intelligent ZYS123 fully
long tunnel Application and Research of Smooth Blasting in Mechanized Construction of Long Tunnel With the rapid development of the transportation industry,the characteristics of short construction period,high construction quality and high construction technology have become more and more prominent in the construction of high - speed railway tunnels. In the long tunnel construction,the blasting
railway tunnel Application of Intelligent Construction Technology in Railway Tunnel Construction In order to study the application of intelligent construction technology in China's railway tunnels, relying on the projects such as Sujiayan Tunnel and Xiangjiawan Tunnel of Zhengzhou-Wanzhou Railway, and Guzhang Tunnel and Jishou Tunnel of Zhangjiajie-Jishou-Huaihua Railway, the application
Construction method Advanced Technology and All-Element Information Management of Extra-Long Tunnels Based on the actual situation of the Dongshan Tunnel on the Shilou to Fenyang Expressway in Shanxi Province, the article proposes a specialty from the steel structure processing, tunnel advanced geological prediction, excavation, support, waterproofing and drainage, lining, maintenance and civilized
mechanization Economic Principle and Effect Analysis of the New Mechanized Tunnel Scaffold Team Model This paper takes the new mechanized tunnel shelving model of S company, a third -level subsidiary of a large -scale construction enterprise of the central government, as the research object, based on the relevant principles of the new institutional economics,and combined with the primary source
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tunnels Digital Reconstruction and Control Technology of Railway Tunnel Construction Equipment in High Altitude Area Aiming at complicated geological conditions, large buried depth, excessive toxic and harmful gases,and high altitude in Sichuan⁃Tibet region, through investigation and analysis of the current situation of large⁃scale mechanical construction equipment in a certain section of Sichuan⁃Tibet Railway
weak surrounding rock Full-section mechanized excavation construction technology of weak surrounding rock tunnel for high-speed railway There are potential safety hazards in the full-section excavation method of tunnels in soft surrounding rock, especially the unpredictability of tunnel face collapse and block falling conditions, which will bring great personal and life threats to construction workers. The Yulongshan Tunnel of the
