城市轨道交通工程筹划“四通”分析

根据轨道交通建设的关键线路：车站和区间贯通、轨道铺设、供电系统合闸送电、通车试运营，重点分析“洞通”中设计、前期准备、车站工期、盾构进度、盾构始发车站、盾构过站车站6个要素；“轨通”中铺轨条件、铺轨基地、沉降影响、铺轨工期、轨行区等5个要素；“电通”中主变所工期、主变所设备安装时机、运输时间、施工干扰、安装时间5个要素；“车通”中前期准备、车辆运输、车辆基地、热滑、联调、试运行等6个要素，理清控制节点若干关键工序的逻辑关系，为科学、合理、快速进行轨道交通建设提供新思路和参考。

Analysis of four-transfixion in project planning of urban rail transit

According to critical paths in urban rail transit construction: the station and the sector penetration,track laying,the power supply system to switch on the power transmission,to be open to traffic try the operation,the selective analysis the hole passes designs,the earlier period preparation,the station time,the shield progress,the initial sending station,the over-carriage station 6 essential factors;the axle passes lays rails the condition,to lay rails the base,the subsidence influence,the laying rails ti...