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一、工程概况(一)中间风井位置和范围广州市轨道交通三号线北延段(人和站～高增站)盾构区间中间风井,设计里程:右线里程为YDK24-496.089～YDK24-523.098,左线里程为ZDK24-481.927～ZDK24-508.419,中间风井采用明挖法施工,位于半径800m的圆曲线上。
First, the general situation of the project (A) the location and scope of the middle air shaft Guangzhou Metro Line 3 North Extension (Man and Station ~ Gaoseng Station) Shield interval intermediate air shaft, design mileage: right line mileage YDK24-496.089 ~ YDK24-523.098, the left-hand line is ZDK24-481.927 ~ ZDK24-508.419, and the middle air shaft is constructed by the open-cut method and located on a circular curve with a radius of 800m.