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Method of alleviating influence of pile driving construction on surrounding environment

A technology based on surrounding environment and pile length, applied in sheet pile walls, foundation structure engineering, construction, etc., can solve problems such as strength index reduction, uneven settlement of houses, deformation, etc., achieve good economic and social benefits, and reduce adverse effects The effect of the risk

Active Publication Date: 2018-08-17
POWERCHINA HUADONG ENG COPORATION LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] Cement mixing piles and high-pressure rotary grouting piles have been widely used in soft soil foundation reinforcement and anti-seepage curtain water sealing, but in the construction process, the undisturbed soil must first be disturbed to reduce the strength index of the soil and increase the active earth pressure. As a result, additional stress is generated on the surrounding soil, and the surrounding roads, pipelines, houses and other structures are deformed, and in severe cases, the safe operation of the structures is affected, such as road surface uplift, uneven settlement of houses or wall cracks, etc.

Method used

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  • Method of alleviating influence of pile driving construction on surrounding environment
  • Method of alleviating influence of pile driving construction on surrounding environment
  • Method of alleviating influence of pile driving construction on surrounding environment

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Embodiment Construction

[0022] This embodiment is a method for reducing the impact of pile construction on the surrounding environment. It can be used to reduce the impact of construction of cement mixing pile 2, high-pressure rotary grouting pile and squeezed soil prefabricated pile on the surrounding environment. The method is as follows: The center of the construction is filled with water and stirred to replace the undisturbed soil, and part of the mud is discharged to form a mud hole 1. The diameter of the mud hole 1 is smaller than the diameter of the pile, and the depth of the mud hole 1 is equal to the length of the pile. After the mud hole 1 is formed, the construction of the pile begins.

[0023] In this example, the method of reducing the impact of pile construction on the surrounding environment is applied to the construction of cement mixing pile 2. The specific steps are as follows:

[0024] S01. Determine the construction location of the cement mixing pile 2, and the diameter D of the ce...

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PUM

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Abstract

The invention relates to a method of alleviating influence of pile driving construction on the surrounding environment. The invention aims to provide a simple, practical and economical method of alleviating influence of pile driving construction on the surrounding environment. The technical scheme is as follows: the method of alleviating influence of pile driving construction on the surrounding environment is characterized by comprising the following steps: injecting water at the center of a pile driving construction position, and stirring and replacing undisturbed soil to form a mud hole, wherein the diameter of the mud hole is smaller than the pile diameter and the depth of the mud hole is equal to the pile length; and constructing a pile after the mud hole is formed. The method providedby the invention is suitable for the technical field of geotechnical engineering.

Description

technical field [0001] The invention relates to a method for reducing the impact of pile construction on the surrounding environment. Applicable to the technical field of geotechnical engineering. Background technique [0002] Cement mixing piles and high-pressure rotary grouting piles have been widely used in soft soil foundation reinforcement and anti-seepage curtain water sealing, but in the construction process, the undisturbed soil must first be disturbed to reduce the strength index of the soil and increase the active earth pressure. As a result, additional stress is generated on the surrounding soil, and the surrounding roads, pipelines, houses and other structures are deformed, and in severe cases, the safe operation of the structures is affected, such as road pavement uplift, uneven settlement of houses, or cracking of walls. [0003] In order to reduce its adverse effects, the following measures are often adopted: (1) set up a decompression tank inside the constru...

Claims

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Application Information

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IPC IPC(8): E02D5/46E02D15/04
CPCE02D5/46E02D15/04
Inventor 陈文华王烨晟黄江华吴勇卢泳
Owner POWERCHINA HUADONG ENG COPORATION LTD
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