The construction technology of mountain tunnel in China is under-developed. Hence,the mechanized construction method for large cross-sectional tunnel on high-speed railway is introduced. A new kind of tunnel construction organization mode with four tunnel construction lines,i.e. excavation,support

Three-arm drilling trolley is the most advanced special equipment for mountain drilling and drilling technology，especially for soft and broken geological tunnel． In this paper，taking Sanleng mountain tunnel for example，for the characteristics of tunnel surrounding rock more broken，excavation section

Brand : EPIROC
Part No. : 3128306955
Description : Bolt
Use in : Boomer 281 , Boomer 281dh , Boomer 282 , Boomer 353 , Boomer K111 , Boomer L2c , Boomer L2d , Boomer M2c , Boomer M2d , Boomer S1d , Boomer S2 , Boomer Xl3 , Simba H1257 , Simba S7d

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

Since its acquisition of Tamrock based in Finland in the 1990s, Sandvik, a large-scale multinational company, also possessed Tamrock’s hydraulic rock drills business. Hydraulic rock drills from Tamrock had been the largest competitors of those from Atalas. The paper covered relevant

The paper covered the status quo of the development of full-hydraulic drilling jumbos in China and outlined features of their products from the major domestic drilling jumbo manufactures.

In order to ensure the safety and quality of the construction of Zhengzhou-Wanzhou high-speed railway tunnel and shorten the construction schedule of the tunnel,the large cross-section construction method by triple-boom rock drilling jumbo is put forward.And then proper transformations for the jumbo

Brand : EPIROC
Part No. : 3128315027
Description : Stop
Use in : Simba H1257 , Simba S7d

Eprioc Group Company,an emerging company which is split from Sweden’s Atlas Copco,has independent businesses. The family of hydraulic rock drills features complete types and appropriate classification. In this paper,specifications of non-open-pit hydraulic rock drills such as the anchor drilling rig

In the past days，while encountering bad geological conditions such as fault fracture zone or karst in rock class Ⅳ and Ⅴ sections，the traditional treatment method for tunnel is applying pipe roof and forepoling ducts first，then grouting those pipes and ducts to improve the tunnel stability