浅谈欧标条件下有碴高速铁路道碴标准

High-speed Railway Ballast Standard Under the Conditions of European Standard

以土耳其安卡拉－伊斯坦布尔高速铁路项目（二期）线上工程为背景，总结了欧洲标准条件下有碴高速铁路道碴的标准，以期为同类型项目的道碴供应提供一定的参考和借鉴。

With the background of the superstructure works of Ankara-Istanbul High-speed Railway Project (Phase 2)in Turkey,this article summarizes the standard of ballast in high-speed railway project under the condition of European Stand-ard,in the hope of providing some guidance and reference for similar projects.