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1工程概况南京站站改工程旅客进站天桥计两座,为钢管全焊桁架式结构,全长79．449m,桥宽6．6m,桥梁顶部(上弦杆)标高12．659m,桥面标高9．3m,桥面系为满布间距0．5m的H型钢悬挂在桁架下弦上,上面铺设钢板,并与H型钢满焊,在二、三、四站台由钢梯和扶梯通向站台,东侧天桥还设了三部垂直电梯,桥顶局部设有雨棚,其他设有水平支撑。基础
1 Project Overview Nanjing Station Station to change the project passenger pit stop two, for the welded steel truss structure, a total length of 79.449m, bridge width 6.6m, the top of the bridge (winding rod) elevation 12.659m, deck elevation 9.3m, the deck is full of cloth spacing 0.5m H-beam suspended in the truss chord, the above laying of steel, and full with H-beam welding, in the second, third and fourth stations by steel ladders and escalators to the platform, The east side of the flyover also has three vertical elevators, the top of the bridge with a canopy, the other with horizontal support. basis