大跨钢拱与刚构协作桥梁是一种新型的组合体系桥梁，张拉系杆是调整这种体系内力与线形的重要方法。
The long-span hybrid bridge of steel arch and rigid frame is a type of new bridge structure system.
针对柔性系杆拱采用端横梁压重的问题，由于端横梁自重较大，而且系杆张拉后端横梁难以张拉预应力筋，端横梁的安全性是需要解决的一个难题。
It is a problem to assuring the safety of the end crossbeam in the arc with flexible tied bar, because it is difficult to prestress the end crossbeam after tensing the tied bar.
针对柔性系杆拱采用端横梁压重的问题，由于端横梁自重较大，而且系杆张拉后端横梁难以张拉预应力筋，端横梁的安全性是需要解决的一个难题。
It is a problem to assuring the safety of the end crossbeam in the arc with flexible tied bar, because it is difficult to prestress the end crossbeam after tensing the tied bar.
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