安全管理(2)

[VI-52] Prevention of public accidents in a construction of PC girder over roads in service

〇Daisuke Mori¹, Youichi Kiyama², Hideki Tonouchi¹, Tomohide Watanabe¹ (1.TAISEI CORPORATION, 2.Osaka Metro Services)

Keywords:Construction work Public disaster prevention measures outline, Quadruple safety