Suspender is the most important bearing member in cfst arch bridge . their tension not only applies in design checking computation of suspender inner force but also is external force during calculating inner force of arch rib 作为钢管混凝土拱桥中重要受力构件-吊索（杆） ，吊索（杆）内力既可以用于吊索（杆）内力设计验算，也可以作为拱肋内力计算时的外荷载。
This paper is concentrated on the geometric nonlinear static analysis of the rib - hoisting for concrete filled steel tubular ( cfst ) long - span arch bridges . and the rib - hoisting forecasting is given in real project - nannidu arch bridge in enshi 本文主要研究了大跨度钢管混凝土拱桥拱肋过程中的几何非线性问题，并对工程实例?恩施州南里渡大桥拱肋吊装过程进行了吊装预测。
4 ) the lateral elastic stability of the arch rib with 3 - dimention fem program is analyzed , some influence factors such as suspender , arch rib and wind brace etc . are comprehended . the results may ensure the construction and be useful to designers 采用空间有限元程序分析拱肋的弹性稳定性，了解拱肋、风撑、吊杆等因素对稳定性的影响程度，以指导设计并确保施工安全可靠。
Since rib - hoisting of the long - span cfst arch bridge is very complex , method of simulation calculation of construction control must be adopted in order that the final bridge line and the state of strength will satisfy the requirement of design 大跨度钢管混凝土拱桥的拱肋吊装过程是一个复杂的过程，为了保证最终的成桥线形和受力状态满足设计要求，需要采用施工控制仿真计算。
Abstract : based on practice , this paper introduced the construction technique of long - span liting and assembling for large - span archy rib refabricated in section , which is a good reference to prefabricate lifting and assembling archy rib with multiple arches and multiple sections 文摘:结合工程实例，探讨了大跨度分段预制吊装拱肋施工工艺，对多孔多段预制缆索吊装拱肋施工具有参考价值。
This article introduce in detail the construction methodology which includes steel fabrication , piling excavating by manpower , bridge piers , bridge girder , ribs hoisting and the quality controlling in the process of construction 论文详细介绍了深圳彩虹桥的施工方法，从钢结构加工，到主桥人工挖孔桩施工技术、墩柱施工技术、盖梁施工技术、拱肋吊装施工技术和桥面梁系及附属设施施工技术。
Rib - hoisting of the long - span cfst arch bridge is very complex . in order that the finished state of structure meets the design requirement it is necessary to study the method of buckle - cable adjusted and determine reasonable finished state 大跨度钢管拱桥的拱肋吊装过程是一个复杂的过程，为了保证最终的成桥状态满足设计要求，考虑扣索索长的调整方法，确定出施工各阶段的合理状态是很有必要的。
Taking the caiyuanba changjiang river bridge in chongqing as an example , this paper makes a study of the effect of tilting angle of basket handle arch rib on the stability of the overall arch bridge and gives the rational tilting angle of the arch rib , using the finite element method 摘要以重庆菜园坝长江大桥为例，利用有限元方法研究提篮拱的拱肋侧倾角对全桥稳定性的影响，给出拱肋的合理侧倾角。
When the simulation calculation procedure is applied to the rib - hoisting process of nannidu arch bridge , simplification model suited to the case is established , the pre - rising elevation on the rib - hoisting course is predicted , and real - time control is discussed 将仿真计算程序应用于南里渡特大桥拱肋吊装过程，建立了适合现场计算的简化模型，预测了拱肋吊装阶段的预抬标高，并对吊装过程进行实时控制。
