Presentation Information

[VI-530]Improvement of Workability of Sprayed Concrete in Hot Season with Liquid Accelerator by Using High Range Water Reducing Admixture (Delayed Type)

*Shota Hiyama1, Tatsuya Usui1, Takahiko Watanabe1, Masato Simono1, Masaya Suzuki2, Hide Takamori2, Ikuhide Togami2 (1. TAISEI CORPORATION, 2. Sika Japan Ltd.)

Keywords:

Mountain Tunnel,Liquid Accelerator,Sprayed Concrete,Dust Concentration,Rebound