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Road maintenance is a challenge, in all the regions, in all the countries also. This site might be a knowledge base for people engaged in road maintenance and interested in it.  ＜News＞ 2010.03.19 “SIGNIFICANCE AND IMPROVEMENT OF RESPONSIVE MAINTENANCE IN ROAD STRUCTURE MAINTENANCE MANAGEMENT” by Takeshi YOSHIDA is released in Doboku Gakkai Ronbunshuu F, Vol. 66, No. 1. 2008.03.03 "Road Maintenance" was uploaded.

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