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Design and Introduction of Self Drilling Anchor Bolt in Geotechnical Engineering

Time:2023-03-29From:This Site

Self drilling anchor bolts are an important part of support system. Through anchor rods and cement grout consolidation, the retaining structure and rock and soil form a complex that works together. It not only improves the self-strength and self-stabilization ability of rock and soil, but also ensures the stability and safety of retaining structures.

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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 Tunnels in Sand Layer？

Time:2023-03-19From:This Site

How to support efficiently when the tunnel project encounters sand layers? Tunnels prone to collapse when construction in sand, and it must be supported with rock bolts for safety and stabilization.

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How to Support Tunnels By Self Drilling Rock Bolts？The Advantages of Self Drilling Rock Bolts

Time:2023-03-12From:This Site

How to support when the tunnel project encounters broken surrounding rock? Self-drilling rock bolts can be used for support. Through drilling, grouting, anchoring and other operational processes, the problems of inability to form holes under broken surrounding rock, slow construction efficiency, and high construction costs can be solved.

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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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What Is Soil Nailing？Stabilization of Slope in Loose Soil Using Soil Nails

Time:2023-02-22From:This Site

soil nailing system repair unstable natural slope, or build a new or existing ultra-steep slope with closely spaced steel inclusions. self drilling anchor bolts used as soil nails are widely used slope stabilization.

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3 Types of Self Drilling Soil Nailing Construction Equipment

Time:2023-02-18From:This Site

In the traditional sense, steel bars are often used as soil nails, so the supporting construction equipment is relatively mature. So what construction equipment is there for self-drilling soil nailing? Next, Sinorock will introduce the equipment used for self-drilling anchor bolts as soil nails.

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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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Working Mechanism of Composite Soil Nailing Support Structure

Time:2023-01-28From:This Site

The construction equipment of soil nailing technology is simple, low in cost, and short in the construction period, which is more in line with the development needs of the construction industry in the early stage. However, as the depth of the foundation increases, the area of the foundation projects is getting larger and larger, in order to avoid the limitations of a single soil nail support structure, the composite support structure is gradually widely used.

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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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What Are The Differences between R thread and D Thread Anchor Bars

Time:2023-01-13From:This Site

The anchor bar thread types mainly include D thread, R thread, and T thread. Different thread shapes have an impact on the bearing capacity and other properties of the anchor bars.

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Four Common Problems in Micropiles Design

Time:2023-01-13From:This Site

Micropile now is widely used in landslide resistance, but there are still some controversies. This article will analyze several common problems in the design of micropiles.

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Micropile: An Overview of The History And New Development

Time:2023-01-07From:This Site

This article introduces the overview history and new development of micropoiles, including combination with other support technologies. Click to read more.

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Comparison of Different Foundation-Supporting Forms

Time:2023-01-06From:This Site

The main forms of foundation support are Steel Sheet Piles, Diaphragm Walls, Concrete Piles, Soil Nailing Walls, Gravity Retaining Walls, SMW, Slope Excavation, etc. The comparison and analysis of these common foundation support forms will be introduced in this article.

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3 Common Problems and Countermeasures in Deep Foundation Support

Time:2022-12-23From:This Site

There are many successful cases of deep foundation support design and construction in geotechnical engineering. However, from the perspective of implementation effect, there are some problems in some foundation support projects that have not met the relevant technical standards and quality requirements. Therefore, it is necessary to analyze the problems and deficiencies exposed in previous projects in order to improve the design and construction level of deep foundation support.

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Reinforcing Method For Vertical Mine Shaft Collapse

Time:2022-12-16From:This Site

Most of the safety accidents in the mining and excavation process will cause serious consequences, and the efficiency of subsequent rescue work is very important. As an important link in the mining process, shafts need to be repaired as soon as possible once they are damaged. This article describes how to support a mine shaft collapse.

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What Is the Difference Between Casing Drilling And Self-Drilling Anchor Bolt

Time:2022-12-10From:This Site

As a new drilling technique, the self-drilling anchor bolt can be a good substitute for casing drilling, and the overall cost is lower. This blog will introduce the differences between casing drilling and self-drilling anchor bolt.

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How to support the tunnel through the gravel layer

Time:2022-12-02From:This Site

During the excavation process, the tunnel will pass through many different rock formations and will encounter some complex geological conditions. The self-drilling anchor bolt is a useful method to support the tunnel structure.

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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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Common Types and Layout Form of Pipe Roof

Time:2022-11-21From:This Site

There are many types and arrangements designs of pipe roof, and this blog introduces the most common types and layout forms and the new technique: self-drilling pipe roof.

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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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4 Functions of Pipe Roof Support of Tunnel Excavation

Time:2022-11-04From:This Site

This blog will introduce the function of the tunnel pipe-shed method, and a new technique of tunnel construction development.

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