| abstract |
PROBLEM TO BE SOLVED: To provide a highly permeable ground injecting material used in ground improvement work and water stop work in various civil engineering works which has excellent permeability, improved pouring property and excellent strength development. SOLUTION: A high permeability ground injection material containing blast furnace slag, calcium aluminosilicate, gypsum, and slaked lime, the high permeability ground injection material having a maximum particle size of 20 μm or less, and 100 parts of blast furnace slag, The highly permeable ground injecting material comprising 1 to 50 parts of calcium aluminosilicate, 1 to 50 parts of gypsum, and 1 to 50 parts of slaked lime is used. [Selection figure] None |