CASE STUDY ON OPEN DATA GENERATION AND UTILIZATION FOR CIVIL INFRASTRUCTURE MANAGEMENT OF LOCAL GOVERNMENTS IN JAPAN

Abstract

In 2014, periodical inspections of major civil infrastructures became mandatory, and a large amount of periodical inspection data was generated. In addition, in 2012, the Electronic Government Open Data Strategy was enforced, and the Japanese government start to promote utilize open data for citizens. However, there is a problem that the format and preservation method of materials are different for each local government, and the level of Open Data is not sufficient. In the study, the authors focus on the utilization of periodical inspection data of social infrastructure facilities, propose a method of distributing inspection data as machine-readable open data on the Internet, and propose efficient generation method and distribution of open data. The prototype system has been developed for this purpose. In addition, as an example of open data utilization, the authors developed a data visualization application that helpful to see the entire view of the condition states of civil infrastructures on a map.