山岳トンネル (15)

[VI-323] Design and Construction of Tunnel Intersection Support with Cocoon Type Structure

*Masahiro Hirakawa¹, Yoshinori Kitamura¹, Kazuya Murakami¹, Hiroyuki Fukuda¹, Yusuke Nakanishi¹, Yoshikatsu Maeda², Nobuhiko Azetsu² (1. KAJIMA CORPORATION, 2. West Nippon Expressway Company Limited)

Keywords:mountain tunnel, 3D FEM analysis, tunnel intersection, measurement management, large section