Tunnel Structure Safety Monitoring System Based on BOTDA Technology

Author:

Li Xiao Juan1,He Fan1,Wang Yu Bo1,Zhang Bin1,Liang Xiao Bin1

Affiliation:

1. NARI Group Corporation

Abstract

The structure of the power tunnel is unique as a special place. It is built under the surface of the earth crust,belongs to half-hidden project. In recent years, affected by operating life, geological conditions, design and construction, the number of the tunnels which has structural safety risks apears more and more, so the safety of the tunnel structure always has been a very important issue of construction, operation and maintenance. This paper presents a tunnel structure safety monitoring system based on BOTDA technology.This system has good adaptability to the scene, and can remotely monitor the structural safety of the tunnel in real time, and it also has advantages of distribution, long-distance, high-precision, etc.

Publisher

Trans Tech Publications, Ltd.

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