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SMA路面原材料的选择与配合比设计一直是高速公路路面施工的重点和难点。文章从SMA路面结构及面层材料的分析和比较出发,经过对集料不同配合比的实验,确定SMA混合料最佳油石比。
SMA pavement raw material selection and mix design has been the focus and difficulty of highway pavement construction. Based on the analysis and comparison of SMA pavement structure and surfacing materials, the article determined the best ratio of stone powder to SMA mixture through the experiment of different mix proportion of aggregates.