シールドトンネル (4)

[VI-174] Technological development results for automatic surveying of primary lining finished form using automatic roundness measurement system

Yoshito Hashimura¹, Shoji Fujiwara¹, *Hikaru Irie¹, Yoshitaka Kii², Kenji Murata³, Jun Ozeki³ (1. KEISOKUGIKEN CO., LTD., 2. KAJIMA CORPORATION, 3. East Nippon Expressway Company Limited)

Keywords:shield, surveying technology, Automatic measurement, Finished shape, Roundness