| abstract |
PROBLEM TO BE SOLVED: To provide a slope, a road, a railroad, and a waterway having an effect of being easy to handle and excellent in initial strength development because the alkali content contained in the liquid accelerator is small. To provide a spraying material to be sprayed on the exposed ground surface and a spraying method using the same. A spray material containing a liquid accelerator containing aluminum, sulfur, and fluorine, an expansion material, and cement concrete, and the spray containing calcium hydroxide and / or aluminum hydroxide. The material and the spraying method using the spraying material are configured. [Selection figure] None |