technical properties of crushed stone material

  • Crushed Stone: The Unsung Mineral Hero

    Many types of crushed stone: Crushed stone is not a "standardized commodity.". It is made by mining one of several types of rock such as limestone, granite, trap rock, scoria, basalt, dolomite, or sandstone; crushing the rock; and then screening the crushed rock to sizes that are suitable for the intended end use.

  • 3 Aggregate Properties

    The crushed stone or crushed gravel aggregate make the asphalt or concrete mix somewhat difficult to place. To improve the workability, many mixes contain both angular and round particles. The coarse aggregate particles are usually crushed stone or crushed gravel, and the fine aggregate particles are usually natural sand.

  • Evaluation of Crushed Concrete Base Strength.gov

    Unlike RAP, RCA material may perform quite well without the need for blending with conventional aggregates. Petrarca (13) investigated the use of RCA on some local projects in New York between 1977 and 1982. Concrete used for recycling in Petrarca's study .