WangWei

Under the construction trend of "mechanization of manpower replacement and automation of manpower reduction", this study combines the construction conditions and engineering characteristics of a certain section of the Maple Ridge Tunnel of Quli Railway to use a three-arm rock drilling rig to

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