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How to Deal with Easy-to-collapse Formations? Self Drilling Anchor Bolt Construction Guide

Time:2023-04-28From:This Site

Insufficient anchor rod length, poor grouting effect and other problems lead to increased construction difficulty and even affect the safety of the support structure and the stability of the slope. The self-drilling anchor bolt is a new bolting solution for these formations.

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How to Support Weathered Rock Formation by Self-drilling Anchor Bolts？

Time:2023-04-26From:This Site

The self-drilling anchor bolt is a new technology that can be drilled and grouted at the same time. It can be completed in one step without retrac the drill rod, which can perfectly solve the problem of advanced tunnel construction in weathered rock formations.

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8 Steps to Tell You How to Install Soil Nail Wall

Time:2023-04-23From:This Site

Soil nail wall is a more commonly used support method in foundation support engineering. The slope of the foundation is reinforced by soil nails made of steel bars or self-drilling anchor bolt and other support materials, and a steel mesh is laid on the surface of the slope.

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What is a Micropile? Micropile Construction Method

Time:2023-04-21From:This Site

Micropile are small-diameter bored grouted friction piles, which are high-performance, high-capacity bored load-bearing components, and their pile diameters are generally less than 300mm. Self drilling anchor bolt are always being applied as micropiles for loose soil and fractured strata.

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How to Deal with Washout Problems of Tunnels? Causes and Treatment Methods of Washout

Time:2023-03-25From:This Site

Washout will cause damage to roadbeds, road surfaces, bridges and culverts and other facilities. And as an effective support method, pipe umbrella can provide temporary support of tunnel portal.

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How To Support The Tunnel Pass Through Cobble Layer? Self-drilling Anchor Bolt Support Method

Time:2023-02-25From:This Site

How to support the tunnel pass through cobble layer? Self-drilling anchor bolts can be used for support. It can solve the construction problems encountered when the tunnel passes through the cobble layer by drilling preparation, drilling and grouting, coupling the anchor bars, and pull-out test.

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How Does a Self Drilling Soil Nails Stabilize Your Ground?

Time:2023-02-15From:This Site

Soil nailing is a new soil retaining technology for soil excavation and slope stabilization. self drilling soil nails can work without casing, which can greatly improving construction efficiency and saving engineering costs.

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Why Does The Connection Between The Coupler And The Self-Drilling Hollow Bar Fail?

Time:2023-02-07From:This Site

Coupler is the important part to connecting hollow anchor bars. This blog analyse the common failures bewteen the coupler and hollow ancho bars. Click to read more.

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Application of Self-Drilling Anchor Bolt in The Underground Tunnel

Time:2023-02-07From:This Site

Self-drilling anchor bolts now are widely used in support construction projects, such as underground tunnel, slope stabilization. mining, etc,. Read this blog to learn more about self-drilling anchor bolts application in undergournd tunnel.

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Features of Deep Foundation Engineering

Time:2023-01-28From:This Site

With the rapid development of the city and the continuous improvement of the level of science and technology, the utilization rate of human beings to urban space continues to rise, from the ground to the underground, with more and more buildings, deeper foundations, and more and more complex underground pipelines.

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Common Failures For Hollow Anchor Bar Tunnel Construction

Time:2022-11-26From:This Site

This blog introduces the common failures during tunnel construction and corresponding treatments.

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4 Anti Corrosion Methods For Anchor Bolts and 3 Anti-Corrosion Anchor Bars Types

Time:2022-11-12From:This Site

This blog will introduce the common causes of corrosion in anchor bars, the corresponding anti-corrosion measures, and the common types of anti-corrosion anchor bars.

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List of Rock Anchor Bolt Manufacturers 2022

Time:2022-10-21From:This Site

Looking for reliable rock bolt suppliers? Here is a list of rock anchor bolt manufacturers that we collected for you. Including

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Common Types of Foundation Support Methods in Building Construction

Time:2022-10-07From:This Site

How to choose the appropriate supporting structure safely and reasonably and carry on the scientific design according to the characteristics of the foundation is the main content to be solved in foundation engineering.

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Advantages of Self-Drilling Rock Bolts in the Treatment of Disastrous Geological Slopes

Time:2022-08-16From:This Site

With the development of global engineering construction, there are more and more projects such as highways, railways, mines, and water conservancy projects. A l

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Application of Self-drilling Rock Bolt in Loose Soil Foundation Support

Time:2022-08-08From:This Site

The self-drilling rock bolt realizes the integration of three functions of drilling, grouting, and anchoring, and can be constructed safely and efficiently unde

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How Does Self-Drilling Rock Bolts Support Soft Soil in Deep Foundation?

Time:2022-07-14From:This Site

With the development of urban underground space, there are more and more deep foundation pit projects. The traditional slope anchoring method encounters complex

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3 Factors That Affect the Quality of Self-Drilling Hollow Bolts

Time:2022-07-04From:This Site

As we all know, the quality of the self-drilling hollow bolts is vital to the whole project. It determines if the project is safe for the people in future use.

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3 Methods to Solve Hole Collapsing During Rock Anchorage Construction

Time:2022-06-23From:This Site

In geotechnical anchoring construction, we often encounter geological conditions that are easy to collapse holes and difficult to form holes. Drilling in such g

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Self-drilling Anchor Rock Bolt Support Broken Conditions, Cost-effective and Good Anchoring Effect

Time:2022-06-11From:This Site

In projects, using self-drilling rock bolts, it is inevitable to support geological conditions with soft and broken covering layers and hard rock layers. Under

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3 Factors That Affect the Ultimate Load of Self Drilling Hollow Grouting Bolts

Time:2022-06-07From:This Site

Due to the high ultimate load and yield load of the self-drilling hollow rock bolt, it is more and more commonly used in geotechnical anchoring projects, such a

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Self Drilling Hollow Rock Bolt VS Casing Pipe, Which Is Better to Support Unstable Conditions?

Time:2022-05-19From:This Site

When supporting the slopes, foundations, and tunnels, we usually use self drilling hollow rock bolts or casing pipes. If the condition is loose, broken, which i

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How Does Self Drilling Rock Bolt Stable Broken Slopes and Rock

Time:2022-04-06From:This Site

Slopes are a very common part of many construction projects, such as highways, railways, dams, civil constructions. In most conditions, we need to stable these

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Application of self-drilling hollow rod and solid rod in different formations

Time:2022-03-31From:This Site

Hollow rods and solid reinforced rods are two different forms of anchoring, therefore, the installation issue is related to ground conditions and the stability

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