高速公路SMA沥青混凝土路面施工技术分析  

Analysis of SMA Asphalt Concrete Pavement Construction Technology for Highways

作　　者：王少华[1] 尹金涛[1] WANG Shaohua;YIN Jintao(Hubei Three Gorges Polytechnic,Yichang,Hubei,443000,China)

机构地区：[1]湖北三峡职业技术学院,湖北宜昌443000

出　　处：《智能城市应用》2024年第11期8-10,共3页Smart City Application

摘　　要：近年来随着交通流量的增加及车辆荷载的加重,传统沥青混凝土材料在耐久性方面逐渐显现出不足,容易出现车辙和裂缝等问题,SMA(Stone Mastic Asphalt)沥青混凝土应运而生。源自欧洲的SMA技术已在全球范围内得到广泛应用,核心在于通过改性沥青与优化骨料结构,显著提升了混合料的高温稳定性、抗滑性及抗老化能力。随着交通工程技术的不断发展及施工工艺的进步,SMA沥青混凝土在提升道路性能、延长使用寿命及降低维护成本方面展现出了显著的优势,这些特性使SMA沥青混凝土成为应对现代交通需求及环境挑战的关键解决方案。In recent years,with the increase of traffic flow and the aggravation of vehicle loads,traditional asphalt concrete materials have gradually shown shortcomings in durability,and are prone to problems such as ruts and cracks.SMA(Stone Mastic Asphalt)asphalt concrete has emerged.The SMA technology from Europe has been widely used worldwide.Its core is to significantly improve the high-temperature stability,skid resistance and aging resistance of the mixture by modifying asphalt and optimizing aggregate structure.With the continuous development of transportation engineering technology and the advancement of construction techniques,SMA asphalt concrete has shown significant advantages in improving road performance,extending service life,and reducing maintenance costs.These characteristics make SMA asphalt concrete a key solution to meet modern transportation needs and environmental challenges.

关 键 词：高速公路 SMA沥青 混凝土 路面施工技术 

分 类 号：U416.2[交通运输工程—道路与铁道工程]