Pavement plate made of steel slag hydrated solidified by rolling steel slag-containing composition

摘要

PROBLEM TO BE SOLVED: To provide a pavement slab made of a steel slag hydration solidified body essentially consisting of steel slag as a by-product in a steel mill and having high initial traffic opening possibility.SOLUTION: A steel slag-containing composition comprising steel slag, blast furnace slag fine powder and water, in which the unit quantity of the steel slag is 2,000 to 2,600 kg/m, the unit quantity of the blast furnace slag fine powder is 200 to 350 kg, and the unit quantity of the water is 70 to 110 kg/m, is rolled and compacted so as to be a steel slag hydration solidified body, and this is applied to a pavement slab.