Study on a How to Preservation, Management and Practical Use of the Material and immaterial Historical Records in Civil Engineering

This study tried to make a survey firstly of historical records in civil engineering. The modern civil engineering heritages have already made a survey and estimate by Japan Society of Civil Engineers. On the other side, for these a correct estimate we need to study of material and immaterial historical records in civil engineering.At the result of this study, we could clear as follows. Firstly, we grasped an outline of material and immaterial historical records in civil engineering. Secondly, we proposed how to approach of these studies Thirdly, we proposed how to preservation and management of their historical records, and made manual these work. Finally, we proposed theirs way of thinking to practical use from this study.