Safe soil nails from Sinorock ensure the quality of construction

The development of vertical and sub-vertical elements to standard soil nail system has increased the use and application of soil nail earth retention and slope stabilization. Advances in material such as fibre glass pipe which improves mechanical interaction with injected grout is used in the tunnel face. The use of double corrosion protection and durable […]

Several Questions During Self Drilling Rock Bolt Support

Self drilling rock bolt support has many advantages, such as instant bearing, large pretension force, good support effect, low labor strength and low cost, etc. Nowadays, self drilling rock bolt technology has become an effective way to realize high efficiency and production. While during construction process, there are several questions needs to be noticed: 1. […]

Four Methods to Prevent Water Seepage in Tunnel

At present, the demand of tunneling construction is higher and the research is much deeper, one of the difficulties is water seepage when designing and constructing. Once water seepage occurs, it will influence directly on body’s structure quality. Four methods following will be introduced to prevent water seepage in tunnel and guarantee construction quality and […]