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Rapid geotechnical engineering investigation method

A geotechnical engineering and rapid technology, applied in the field of geotechnical survey, can solve the problems of complex survey methods and limited measurement area, and achieve the effect of precise survey, high survey accuracy and simple steps

Inactive Publication Date: 2017-06-27
TIANJIN NORTH CHINA ENG INVESTIGATION & DESIGN CO LTD
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  • Abstract
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  • Application Information

AI Technical Summary

Problems solved by technology

[0010] The purpose of the present invention is to provide a quick survey method for geotechnical engineering, which aims to solve the problems of complex survey methods and limited measurement area in the prior art

Method used

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Embodiment Construction

[0020] The invention provides a rapid geotechnical survey method, which has the advantages of simple pipeline laying and easy acquisition of measuring equipment, which can realize the survey of divided regions and has high data collection accuracy.

[0021] A quick investigation method for geotechnical engineering, comprising the following steps:

[0022] 1) Divide the geotechnical survey area into several circular work areas within the engineering area;

[0023] 2) Carry out annular directional drilling in the measured area of ​​each work area, including the outer ring and the inner ring, and arrange pipelines for engineering geophysical detectors and receivers to pass through in the formed annular tunnels;

[0024] 3) Put an engineering geophysical probe in one of the circular pipes, put a receiver in the other circular pipe, and move the engineering geophysical probe and the receiver in the pipeline at the same angular velocity, so as to detect the rock and soil in the acqu...

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PUM

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Abstract

The invention discloses a quick survey method for geotechnical engineering, which comprises the following steps: 1) dividing the geotechnical survey area into several circular work areas in the engineering area; 2) carrying out circular orientation in the measured area of ​​each work area Boreholes, including the outer ring and the inner ring, are arranged in the formed annular channel for the engineering geophysical detector and the receiver to pass through; 3) the engineering geophysical detector is placed in one of the annular pipes, and the other annular pipe Put the receiving instrument in the pipe, and make the engineering geophysical prospecting instrument and the receiving instrument perform circular motion with the same angular velocity in the pipeline, so as to detect and obtain the geotechnical survey data in the area. After completing step 3), exchange the engineering geophysical detector and receiver, and repeat the above step 3), so as to detect and obtain the geotechnical survey data in the area. After completing the geotechnical survey of the engineering geophysical instrument in the pipeline in the measured area, replace other geophysical instruments and receivers, and repeat step 3) to detect and obtain geotechnical survey data in the area.

Description

technical field [0001] The invention relates to the technical field of geotechnical survey, and more specifically, relates to a quick geotechnical survey method. Background technique [0002] Any civil engineering is closely related to rock and soil, they directly contact and interact with the rock and soil medium. Therefore, it is an important prerequisite for engineering design and construction to fully understand and understand the distribution characteristics of rock and soil mass and engineering properties. Exploration is the main means to reveal the spatial distribution of rock and soil (including the distribution of groundwater closely related to rock and soil) and its changes. [0003] The forms of various civil engineering foundations are different, some are in the shape of "points" and some are in the shape of "lines". In a typical building such as a frame structure, the structural columns disperse the gravity of the house to the foundation at a relatively indepe...

Claims

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Application Information

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IPC IPC(8): G01V11/00
CPCG01V11/00
Inventor 王凡俊
Owner TIANJIN NORTH CHINA ENG INVESTIGATION & DESIGN CO LTD
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