【摘要】 使用合格集料并利用级配控制原理使设计混合料级配与要求值一致,能够大幅度减少路面离析,减少维修费用,延长路面使用寿命。主要阐述了沥青混合料级配控制原理;对级配控制原理的检验;混合料的集料规格选用规则;分析了一种沥青混合料应由几种规格集料组成。更多还原

【Abstract】 The use of qualified aggregate and gradation control theory can make the design of a mixed aggregate gradation value consistent with the requirements,it can significantly reduce the surface segregation,reduce maintenance costs,extend the pavement life.This article expounds asphalt mixture gradation control principle;and the principle of gradation control testing;aggregate mixture specification selection rules;analysis of a mixture of asphalt aggregate that should be composed of several specification.更多还原