山岳トンネル (18)

[VI-983] Study on daily control method of compressive strength during demolding of lining concrete

*Hiroaki Enndou¹, Motohiro Inagaki¹, Shinjiro Iwasaki¹, Ryutaro Matsumoto³, Yakahiro Saito³, yuji Itaya² (1. Central Nippon Expressway Company Limited, 2. Okumura Corporation Nagoya Branch, 3. Okumura Corporation Technical Research Institute)

Keywords:Mountain Tunnel, Tunnel Lining Concrete, Maturity, Young Age, Schmidt hammer test