Japan Society of Civil Engineers 2019 Annual Meeting

Presentation information

第VI部門

維持・管理/検査技術・診断 (6)

Wed. Sep 4, 2019 10:25 AM - 11:55 AM VI-13 (幸町総合教育棟 第32講義室)

座長:渡邉 晋也(施工技術総合研究所)

[VI-478] Study on development of crack width measurement device of concrete structure surface using smartphone and camera

*赤堀 誠1、小林 薫1、佐々木 尚美2、小林 寿子2、山下 洋平2 (1. JR東日本コンサルタンツ、2. 東日本旅客鉄道)

Keywords:Crack width, Crack scale

In maintenance of concrete structures,crack inspection is a material that provides important information to determine the need for detailed investigations such as investigating internal damage conditions .Measurement of crack width is a very important measurement index to estimate the durability and the cause of deterioration of a structure.This time,we developed a crack width measurement device that can easily measure the crack width on the spot and reduce the measurement error caused by people.

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