近年来,随着列车的高密重载,对线路质量的要求越来越高。由于Ⅲ型枕道岔人工捣固解决不了道岔病害,只有大机捣固才能真正解决吊板、尖轨翘头等问题。因此,道岔区段做为线路质量的控制点,应用大机捣固势在必行。电务部门作为配合单位,要完成各杆件的拆除与安装。然而,由于电液道 In recent years, with the high density of heavy trains, the quality of the line is getting higher and higher. As the type Ⅲ pillow turnout manual tamping can not solve the turnout disease, only the big tamping can really solve the hanging board, pointed rail head Alice problems. Therefore, the switch section as the quality control point of the line, the application of large-scale stamping is imperative. Electricity department as a unit to complete the dismantling and installation of the bar. However, due to the electro-hydraulic