阿尔及利亚东西高速公路级配碎石垫层施工工艺  

Construction Technology of Graded Gravel Cushion in Algeria East-West Highway

作　　者：蔡军 

机构地区：[1]中国土木工程集团有限公司,北京100038

出　　处：《路基工程》2017年第4期196-199,203,共5页Subgrade Engineering

摘　　要：以阿尔及利亚东西高速公路PK24+000~PK48+213.612段级配碎石垫层的施工为依托,探讨了碎石级配设计、拌和及摊铺碾压作业的施工工艺。结果表明:碎石混合料合理的级配比例、最优含水率、科学的碾压机械组合方式及碾压遍数是保证该项目能够铺筑出高质量公路的关键技术。Based on the construction of graded gravel cushion at PK24 ＋ 000 - PK48 ＋ 213. 612 section of east-west highway in Algeria, the paper discusses the gravel gradation design and mixing technology and paving and rolling operation. The results show that： reasonable gradation gravel mixture ratio, optimum water content, scientific rolling machine combinations and roiling times are the key technologies to make sure the paving of high quality road.

关 键 词：高速公路工程 级配碎石 垫层 掺配比例 施工工艺 

分 类 号：U416.214[交通运输工程—道路与铁道工程]