Method for constructing anti-slide piles in creep deformation landslide mass

A technology of landslide body and anti-slide pile, which is applied in the field of creep deformation landslide body construction, can solve the problems of increasing construction difficulty, high construction safety risk, and instability of landslide body, so as to reduce the risk of secondary landslide, improve construction efficiency, The effect of easy operation

Inactive Publication Date: 2020-12-04
CHINA TIESIJU CIVIL ENG GRP CO LTD
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Benefits of technology

This patented technology allows multiple dikes that have slid on their bases to create an antiskid pit underground without causing damage or injury from falling rocks during mineral drilling operations. It also includes various technical features like detectors placed throughout the area around it's base, stable support systems, easy erection methods, efficient work platforms, and enhanced security measures. Overall, this innovative design improves the overall effectiveness and safety of rock drillings while reducing potential hazards associated therewith.

Problems solved by technology

This patented describes different ways for building strong structures called antiskid piles (also known as slip stones) underground when crossing over rocks or tunneling during highway construction projects such as road works. These methods involve adding an anchor with small metal rods inside them to prevent slippages between rock layers caused by earthquakes or ground movements. However, these techniques have limitations: they can only work well within certain conditions where there may still exist water flowing around them, which makes it difficult to create secure anchors without damaging surrounding vegetations. Additionally, existing method involves manually digging up the soil before placing the steel rod, making this process dangerous and time-consuming.

Method used

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  • Method for constructing anti-slide piles in creep deformation landslide mass
  • Method for constructing anti-slide piles in creep deformation landslide mass
  • Method for constructing anti-slide piles in creep deformation landslide mass

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Embodiment

[0030] A method for constructing anti-slide piles in creeping deformation landslide body, refer to Figure 1-5 , including the following steps:

[0031] (1) Soil inclinometer pipe 2 is arranged in the middle and upper part of landslide body 1, and the state of soil inclinometer pipe is monitored by inclinometer, and the data obtained by inclinometer guides the follow-up anti-slide pile construction operation; such as deep hole When the inclinometer displacement exceeds the preset value, the digging operation is stopped and the state of the landslide is analyzed;

[0032] (2) Construct anti-slide piles 3 at the foot of the landslide body to reinforce the landslide body. The anti-slide piles 3 at the foot of the slope adopt round piles with a diameter of 2.5 meters, and the distance between centers is 3 meters; the anti-slide piles at the foot of the slope use a rotary drilling rig During the construction, piles can be formed quickly to play the role of stabilizing the slope foot;

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Abstract

The invention discloses a method for constructing anti-slide piles in a creep deformation landslide mass. The method comprises the following steps that soil body inclinometer pipes are arranged on theupper middle portion of the landslide mass so as to detect the state of the landslide mass in good time; slope toe anti-slide piles are constructed at the slope toe positions of the landslide mass toreinforce the landslide mass; a prestress anchor cable and an anchor cable frame beam are constructed in the middle of the landslide mass; the multiple anti-slide piles in the landslide mass are sequentially constructed at the rock clamping position in a tunnel, the construction principle of hole-separation jump excavation and pile hole staggering is adopted in the multiple anti-slide piles in the landslide mass for construction, the excavation depths of the same batch of pile holes cannot be on the same plane, the excavation depths of the pile holes are staggered by a certain distance, and therefore the risk of secondary landslide is reduced; and monitoring devices such as concrete strain gauges and pressure box monitoring alarms are arranged in the anti-slide piles in the landslide mass, the ground surface and the interior of the landslide mass can be monitored at the same time through the monitoring devices, the state of the landslide mass can be obtained in good time, reliable information parameters are provided for construction, and the construction safety is ensured.

Description

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Claims

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Application Information

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Owner CHINA TIESIJU CIVIL ENG GRP CO LTD
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