山岳トンネル(5)

[VI-433] Case of productivity improvement of Sprayed concrete that focuses on the pipe pressure loss

〇Junpei Fukushima^1,2, Kenichi Fumimura^1,2, Tatsuya Usui¹ (1.TAISEI CORPORATION, 2.Kyushuu)

Keywords:Sprayed concrete, Productivity improvement, the pipe pressure loss