Japan Society of Civil Engineers 2019 Annual Meeting

Presentation information

[共通セッション] 地震工学(地震応答解析,強震動予測,地盤振動,地盤液状化,断層変位,災害調査・解析,地震・津波防災)

地中構造物・管路の地震応答と液状化

Thu. Sep 5, 2019 2:25 PM - 3:55 PM CS-1 (幸町南6号館 第2講義室)

座長:一井 康二(関西大学)

[CS12-29] CHARACTERISTICS OF SURFACE GROUND EXCITATION ASSOCIATED WITH THE DAMAGE OF TELECOMMUNICATION PIPELINES CONNECTED TO A BRIDGE IN THE 2016 KUMAMOTO EARTHQUAKE

*寺嶌 幹裕1、庄司 学1 (1. 筑波大学)

Keywords:the 2016 Kumamoto earthquake, telecommunication pipelines connected to a bridge, damage of earthquake, effective stress analysis, damage of Liquefaction

The 2016 Kumamoto earthquake caused severe damage to the telecommunication pipelines in bridge section. In this study, we performed one-dimensional effective stress analyses for surface grounds in which the telecommunication bridge facilities are located in Mashiki Town, Kumamoto. For the seismic response analyses, we modeled the ground of the subject points. By using the results from the analyses, we considered the relation between the damage of telecommunication pipelines in bridge section and the indexes which showed the characteristics of the ground shaking, the degree of the strength of the ground motion and the liquefaction.

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