環境保全(2)

4:20 PM - 4:30 PM JST(7:20 AM - 7:30 AM UTC)

[VII-29] About the environmental conservation measures of all section stairs type fishway where 28 years or more passed after the construction.

*Naotake Moriguchi¹, Hiroyasu Taguchi¹, Tosiharu Chisaka¹, Takayuki Sakakibara², Nobutaka Maki², Yuki Watanabe², Hiroo Watanabe² (1. East Nippon Expressway Company Limited, 2. PACIFIC CONSULTANTS CO., LTD.)

Keywords:

fishpass,river environment,Environmental conservation takes a step,Effect confirmation