简述沥青混凝土的技术性质有哪些

2025-03-15 01:16:09
推荐回答(2个)
回答1:

热拌沥青混凝土混合料按集料最大粒径分,主要有粗粒式、中粒式、细粒式、砂粒式四种,另有适于抗滑表层铺筑的AK系列。

沥青混凝土面层集料的最大粒径宜从上至下逐渐增大。上面层沥青混合料集料的最大粒径不宜超过层厚的1/2,中、下面层及联结层的集料最大粒径不宜超过层厚的2/3。采用双层或三层式结构的沥青混凝土面层中应有一层及一层以上是Ⅰ型密级配沥青混凝土混合料。

扩展资料:

注意事项:

1、施工现场要文明施工,保持干净整洁,与当地人民建立良好关系,遵守当地政府规定。 

2、保护饮用水源免受施工活动造成的污染。 

3、加强对噪声、粉尘、废气、废水的控制和治理,保证定期撒水,尽量减小扬尘出现。 

4、运输土方及废弃物时,严禁遗洒,并派专人及时清扫。 

5、本工程设立施工和生活垃圾集中存放点,定期清运,设专人清扫施工现场,负责   保证现场整洁及卫生工作。 

参考资料来源:百度百科-沥青混凝土

回答2:

高温稳定性(抗车辙)、低温稳定性(抗开裂)、水稳定性、耐疲劳性能、抗老化性能、施工性能,具体内容楼主可以参考沈金安的《沥青及沥青混合料路用性能》,这本书也是行业经典书籍了。

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