EXPERIMENTAL STUDY FOR COUNTERMEASURE AGAINST EROSION FOR BACK-FILL OF ABUTMENT DUE TO FLOODING BY OPEN CHANNEL

1 1 1 2 1 Dai NAKAMURA, Takayuki KAWAGUCHI, Shunzo KAWAJIRI, Hiroshi HAYAKAWA

and Yasunori MIYAMORI

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1 2016 8 2016 8 20172 28 8 28 8

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72 CS6 0042017

4 2004Vol.48B pp.657 671 2005

5 2016Vol.23 2017

6Vol.24 pp.149 154 2018

7Vol.33 pp.

159 166 2018.8

Vol.31pp.119 126 2016

9Vol.32 pp.109 116

2017