mountain tunnel

Relying on the G15 Shenhai Expressway's expansion and reconstruction of the Xianjianling Tunnel (with a maximum excavation span of 22.8 m), a full-process mechanized equipment system called the “nine-set suite” was built, centered on smart rock drilling rigs, wet-spraying manipulators, and

According to the actual situation of Yanzishan tunnel project, the specific application of rock drilling rig in its construction is analyzed in depth, including construction preparation and construction technology, and the advantages of rock drilling rig application are discussed, such as

With the continuous development and innovation of highway tunnel construction technology，manual drilling and blasting of tunnels is gradually being replaced by mechanized supporting construction. Summarizes the efficiency and benefit of the three-arm rock drilling rig in the mechanized constructio

In the process of mountain tunnel construction, drilling and blasting method is a commonly used tunneling technology. With the increasing demand of tunnel construction, the country pays more and more attention to the construction safety. Drilling bench has gradually become the necessary