一、工程概况深圳某地铁车辆段停车列检库共28股道,总长10.95km,其中21股道为列检线,采用立柱式检查坑整体道床,共计6.426km,设计350mm×350mm立柱共9072个。根据设计要求,检查坑底板及300mm以下立柱由土建专业施工,上部300mm高立柱及架轨由轨道专业施工(立柱式检查坑平面布置及剖面见图1,2)。 First, the project overview Shenzhen subway train depot a total of 28 shares of the road check, a total length of 10.95km, of which 21 shares for the inspection line, the use of column-type inspection pit overall Road bed, a total of 6.426km, design 350mm × 350mm column a total of 9072 A According to the design requirements, inspection pit floor and 300mm below the column by the civil construction, the upper 300mm high column and rack by rail professional construction (vertical column inspection pit layout and cross-section shown in Figure 1,2).