The structural formation, design and construction features of the steel box girders for Ramp Bridges Z3 and Z4 of Tonghuihe North Road Highway Interchange in Beijing are described.
介绍北京通惠河北路道路立交中的Z 3、Z 4匝道桥钢箱梁的构造、设计和施工特点。
The new arch spring of composite truss arch bridge is used to support the middle truss arch of the bridge and the structural formation and force conditions of the joint of the spring are complicated.
桁式组合拱桥的新拱脚支撑着中部桁架拱，新拱脚结点构造和受力复杂。
The new arch spring of composite truss arch bridge is used to support the middle truss arch of the bridge and the structural formation and force conditions of the joint of the spring are complicated.
桁式组合拱桥的新拱脚支撑着中部桁架拱，新拱脚结点构造和受力复杂。
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