【任务描述】京沪高速铁路是中华人民共和国成立以来一次建设里程最长、投资最大、标准最高的高速铁路。总长度1318km,最高运行时速380km。2010年12月3日,在京沪高速铁路枣庄至蚌埠间的先导段联调联试和综合试验中,国产“和谐号...[继续阅读]

    3.7.4.1 After the switch machine supporting plate is fixed to the turnout sleeper,the supportingplate shall be installed squarely and perpendicular to the straight stock rail of the turnouts.The padand supporting plate of the switch machine shall be insta...[继续阅读]

    【学习目标】知识目标:1.掌握轨道不平顺原因;2.掌握长钢轨精调原理;3.掌握长钢轨精调施工工序及方法;4.掌握长钢轨精调仪器操作步骤;5.能够根据工程项目的要求,依据相关规范在现场进行精调作业。能力目标:1.能够判别轨道不平顺...[继续阅读]

    【任务描述】京沪高速铁路自北京南站出发,经过天津、济南、徐州、蚌埠、南京、镇江、苏州,终到上海虹桥站。北京南站站中心至虹桥站站中心正线运营长度为1318km。京沪高铁设计时速为350km。全线路基段长235.5km,占正线长度的1...[继续阅读]

    3.6.1 The laying of turnouts shall be carried out after the construction quality of track slab has beenaccepted.3.6.2 The assembly and adjustment of turnouts shall comply with Section 3.4.3.6.3 The installation and adjustment of switching equipment shall ...[继续阅读]

    3.7.5.1 After installation of point detector,the connecting rods on both sides shall be on the sameaxis.3.7.5.2 The connecting rods shall be adjusted to ensure that there is no close indication when contact gapbetween switch rail and stock rail is 5 mm an...[继续阅读]

    3.7.1.1 The external locking device and the installation device shall not be installed until the trackgauge,position of turnout sleepers and contact gaps are confirmed to comply with the relevantrequirements of this standard.3.7.1.2 The external locking d...[继续阅读]

    This Standard specifies the technical requirements,inspection methods and rules for laying ofhigh-speed turnouts for ballasted track.This Standard is applicable to the laying of turnouts for ballasted track on the main line of high-speed railways that ope...[继续阅读]

    The inspection results shall meet the following requirements: If the qualification rate of Class Aitems is 100%,the qualification rate of Class B items is not less than 90% and that of Class C items isnot less than 80%,the laying quality of turnouts shall...[继续阅读]

    3.2.3.1 The ground for stacking the half set of switch,movable point frog components,closurerails and track panels shall be flat.The turnout rails shall be stored in groups and temporary fixingdevices shall be retained.3.2.3.2 The stacking of the half set...[继续阅读]