Abstract: Lean concrete base course structure is adopted for cement concrete pavement base course in Beijing - Zhuhai Expressway Guangzhou - Shaoshan Segment expansion project.

• 摘 要: 京珠高速公路广韶扩建工程水泥混凝土路面基层采用贫混凝土基层结构，为提高工效，决定采用碾压工艺施工。