Technical Posts

2020-02-23
Hollow Bar Soil Nails

Hollow Bar Soil Nails

Soil nailing is a method of earth reinforcement. It can be used as foundation repair or construction of soil slopes. Read SDA expert tips on how […]
2020-02-16

IBO rock bolt applied in Loose rock body

The application of self-propelled rock bolt in loose accumulation body tunnel construction   Abstract: introduce a tunnel project which applied self-advancing rock bolts in the pilot […]
2020-02-09
slope supporting self-drilling anchoring

Slope Support by Self-Drilling Anchoring Method

The application of self-drilling anchor hollow bar in slope supporting Abstract Self-drilling hollow grouting anchor is a new type of anchor bolt. In contrast to conventional […]
2020-02-02

A Movie about SDA

When Self-Drilling Anchor is mentioned in the Movie “The Tunnel”, I know it’s a stroy about Safety. Most people have seen a tunnel. It is frequently appeared […]