| 摘要 |
PROBLEM TO BE SOLVED: To provide a rolling concrete pavement material mainly containing a blast furnace slag which is a by-product in a steel mill.SOLUTION: In manufacturing a rolling concrete pavement material by blending a coarse aggregate, a fine aggregate, cement and water, the coarse aggregate is a blast furnace slag having water absorption percentage of 1% or less, absolute volume percentage of 60% or more and preferably percentage of wear of 20% or less.SELECTED DRAWING: Figure 1 |
