三门峡市209国道涧河桥钢管拱架设施工技术

Jian River Bridge Steel Tube Arch Erection Construction Technology on Sanmenxia City 209 State Road

三门峡市209国道涧河桥为11-20 m预应力空心板(小箱梁)桥,桥全长208 m,桥梁全宽31 m。拟在该桥外侧增加1-208 m提篮式钢管拱,同时更换桥面人行道及栏杆,以增加景观效果。本文分析了三门峡市209国道涧河桥钢管拱架设施工技术。

On Sanmenxia City 209 State Road, Jian River Bridge is 11-20 m prestressed hol ow slab （Smal box girder） bridge, over 208 m, the bridge width of 31 m. On the outside of the bridge it wants to add 1-208 m basket type steel tube arch, also change the sidewalk and railings, to increase the ef ect of landscape. This article analyzes the steel tube arch construction technology of Jian River Bridge on Sanmenxia City 209 State Road.