線路、道岔經常保養(yǎng)基本內容：                                                              
    （1）根據軌道幾何尺寸超過經常保養(yǎng)容許偏差管理值的狀態(tài)，成段地整修線路；                                                              
    （2）處理道床翻漿冒泥，均勻道碴和整理道床；                                                              
    （3）更換和修理軌枕；                                                              
    （4）調整軌縫，鎖定線路；                                                              
    （5）更換傷損鋼軌，焊補、打磨鋼軌和整治接頭病害；                                                              
    （6）有計劃地成段整修扣件，進行扣件和接頭螺栓涂油；                                                              
    （7）整治防沙防雪設備和整治凍害；                                                                                                                                  
    （8）整修道口，疏通排水設備，清除雜草和路肩大草；                                                              
    （9）季節(jié)性工作，周期短于綜合維修的單項工作和其他工作；