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城市的维生管线工程作为保证城市正常运行的基本设施,是影响到城市居民日常生活的重要组成部分。在2011年发生的3·11东日本大地震中,位于震中附近的日本仙台市的维生管线受到损坏。立足于日本仙台市在3·11大地震之后维生管线的恢复,通过分析仙台市在3·11地震之后供水系统所发生的故障、损害与其处理对策,总结了易受灾难损坏的供水管路的地基形态与管道种类。通过分析,能够确定供水管路的防灾优先度与优先范围,在灾害来临之际防患于未然。
As a basic facility to ensure the normal operation of the city, the city’s living pipeline project is an important part of the daily life of urban residents. In the 3.11 Great East Japan Earthquake that struck in 2011, the survival pipeline in Sendai, Japan, near the epicenter was damaged. Based on the restoration of the survival pipeline in Sendai City, Japan after the 3.11 earthquake, this paper analyzes the faults, damage and treatment measures of the water supply system in Sendai after the Sept. 11 earthquake and sums up the water supply pipelines that are vulnerable to disasters The foundation shape and type of pipe. Through analysis, we can determine the disaster prevention priorities and priority areas of water supply pipelines and take preventive measures in the event of a disaster.