Through type cross tie bar multi-span continuous concrete filled steel tube basket arch bridge and construction method

The invention discloses a through type cross tie bar multi-span continuous concrete-filled steel tube basket arch bridge and a construction method, the through type cross tie bar multi-span continuous concrete-filled steel tube basket arch bridge comprises a plurality of piers, each pier is provided with an arch seat, adjacent arch ribs are connected with the arch seats in the length direction of the arch bridge, and the adjacent arch ribs are connected with the arch seats. The bridge piers are connected through the bridge deck system, the arch ribs are connected with the bridge deck system through suspenders, every two arch ribs arranged in the transverse bridge direction are connected through a wind brace, the bridge piers distributed at intervals are connected through tie bars, and a crossed tie bar is formed on the whole. 本发明公开了一种下承式交叉系杆多跨连续钢管混凝土提篮拱桥及施工方法，其中下承式交叉系杆多跨连续钢管混凝土提篮拱桥包括多个桥墩，在每个桥墩上设有拱座，沿着拱桥的长度方向，相邻拱肋与拱座相连，且多个桥墩之间通过桥面系相连，拱肋与桥面系之间通过吊杆相连，横桥向设置的两个拱肋之间通过风撑相连，相间分布的桥墩之间通过系杆相连，整体上形成交叉系杆。