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半幅盖挖逆作法的基本思路与盖挖逆作法基本相同:即短时间内施做完成车站结构顶板,并及时回填恢复路面交通,尽量减少车站施工对地面交通的影响。不同之处在于半幅盖挖法把车站顶板沿车站纵向分成了两个半幅施工。1工程概况长春地铁2号线平阳街站位于解放大路与平阳
The basic idea of digging the cover and digging is basically the same as that of the cover-digging method. That is to say, the roof structure of the station structure should be completed in a short time and the road traffic should be backfilled in time to minimize the impact of station construction on the ground traffic. The difference is that the half-roof excavation method divides the roof of the station into two half-widths along the longitudinal direction of the station. 1 Project Overview Changchun Metro Line 2 Pingyang Street Station is located in Jiefang Road and Pingyang