通过大量室内试验研究了沥青混凝土矿料级配、沥青用量等因素对其体积性能(空隙率)和表面特性(构造深度)的影响。
Through lots of experiments for the factors that gravel grading and asphalt amount in asphalt concrete influences their porosity and structure depth.
如何准确测定稳定度和流值、如何选择合理的空隙率以及采用何种矿料级配是沥青混凝土配合比试验的关键问题。
How to determine the stability, flow value, how to choose an advisable void volume and what kind of mineral aggregate gradation is adopted are the key problems in Max ratio test.
据此从限载、路面结构设计、调整级配及使用改性沥青等方面提出了避免沥青混凝土路面产生车辙等早期破损的建议。
Analysis of the distresses indicates that the main causes are the heavy traffic load and greater variation of the bitumen concrete gradation. Therefore, the recommendations such …
应用推荐