泡沫沥青厂拌冷再生技术在高速公路改扩建工程中的应用  

Application of Foam Asphalt Plant Cold Recycling Technology in Expressway Reconstruction and Expansion

作　　者：王莹 WANG Ying(Liaoning Transportation Research Institute Co.,Ltd.,Shenyang 110015,China)

机构地区：[1]辽宁省交通科学研究院有限责任公司

出　　处：《北方交通》2019年第8期51-54,共4页Northern Communications

摘　　要：结合工程实例,详细阐述了泡沫沥青厂拌冷再生技术在高速公路改扩建工程中的应用,介绍了泡沫沥青发泡原理、影响发泡指标的因素以及泡沫沥青冷再生混合料配合比设计,总结了泡沫沥青冷再生混合料的施工工艺和施工质量控制等要点。实践应用证明,泡沫沥青冷再生技术具有良好的经济效益,能够保证工程质量,可以满足高速公路改扩建工程需要。Combining with the engineering project,the application of foam asphalt plant cold recycling technology in expressway reconstruction and expansion project is expounded in detail.The foaming principle of foam asphalt,factors influencing foaming index and the mix design of foam asphalt cold recycling mixture are introduced,and the construction technology and construction quality control and other key points of foam asphalt cold recycling mixture are summarized.The practice shows that,the foam asphalt cold recycling technology has good economic benefits,which can guarantee the quality of the project and meet the needs of expressway reconstruction and expansion project.

关 键 词：泡沫沥青 厂拌冷再生 高速公路 改扩建 配合比设计 施工工艺 

分 类 号：U416.05[交通运输工程—道路与铁道工程]