谈密级配沥青稳定碎石柔性基层补强应用  

Discussion on the application of flexible base reinforcement of dense graded asphalt stabilized macadam

作　　者：张西棉 Zhang Ximian(Shaanxi Xi’an Highway Administration,Xi’an 710003,China)

机构地区：[1]陕西省西安公路管理局,陕西西安710003

出　　处：《山西建筑》2021年第18期124-126,共3页Shanxi Architecture

摘　　要：对采用密级配沥青稳定碎石铺筑基层进行了研究,可以抵抗较大的塑性和剪切变形,有效提高路面抗车辙、抗推移能力等路用性能。结合工程实例,详细阐述了密级配沥青稳定碎石混合料配合比设计要点,并对沥青碎石柔性基层施工技术及质量控制进行了探讨研究,通过两年来工程通车检验,密级配沥青稳定碎石基层具有良好的发展和应用前景。This paper researched the base course paved with dense graded asphalt stabilized macadam,which could resist large plastic and shear deformation,effectively improve the pavement rutting resistance and retirement resistance and other road performances.Combined with the engineering examples,described in detail the mix proportion design key points of dense graded asphalt stabilized macadam mixture,discussed and researched the construction technology and quality control of asphalt macadam flexible base,through the engineering opening inspection in the past two years,the dense graded asphalt stabilized macadam base had good development and application prospects.

关 键 词：密级配 沥青碎石 柔性基层 

分 类 号：U416.1[交通运输工程—道路与铁道工程]