通过对道床病害原因分析,对路肩过高、排水不畅的地段采取先降路肩,后破底清筛再换填优质道碴的方法进行综合治理,使设备状态得到改善。 Through the analysis of the causes of road bed disease, the first shoulder of roadway is lowered to the area where the road shoulder is too high and the drainage is not good, then the roadbed is cleaned and replaced with high-quality ballast for comprehensive treatment so that the equipment status is improved.