Japan Society of Civil Engineers 2019 Annual Meeting

Presentation information

第III部門

斜面 (4)

Tue. Sep 3, 2019 4:40 PM - 6:10 PM III-4 (幸町北4号館 415講義室)

座長:北爪 貴史(東電設計株式会社)

[III-111] Continuous monitoring plan and temporary traffic regulation standard value during Kochi Expressway down line operation due to heavy rain disaster in July 2019

*藤田 尚1、福原 力1 (1. 西日本高速道路株式会社)

Keywords:monitoring, Management standard, rainfall, Displacement, Inclinometer, Diffusion laser

In the up line between Kochi Expressway Shingu IC and Otoyo IC, a heavy rainfall in July 2019 caused a bridge superstructure runoff.

Monitoring equipment was installed on slopes that might affect the oncoming traffic on the down line, and safety items were set and monitored.

Based on the experience rainfall after the disaster, we set the traffic regulation standard value of continuous rainfall and hourly rainfall, and carried out facing traffic

Report the result of measurement by diffusion laser and inclinometer, and report the problems at the time of observation and the countermeasure situation

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