飞散病害(见表 4櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅)。On application of ATB-25 flexible base in reorganization and expansion projects of expresswaysZhang Jinlei(Shanxi Lvliang Road and Bridge Co. ,Ltd,Lvliang 033000,China)Abstract:Taking some reorganization and expansion project of some expressway as the example,the paper compares the roadbed damage featuresof the flexible base and semi-rigid roadbed,introduces the design of ATB-25 flexible base and the requirements for the raw materials,indicatesthe pavement method for the base,and points out ATB-25 coarse graded asphalt stable macadam base has higher overall strength and better anti-crack performance.Key words:expressway,flexible base,semi-rigid base,asphalt mixture· 5 6 1 ·第 42 卷 第 36 期2 0 1 6 年 1 2 月山 西 建 筑SHANXI ARCHITECTUREVol. 42 No. 36Dec. 2016DOI:10.13719/j.cnki.cn14-1279/tu.2016.36.089