Cable-stayed bridge side span beam section erecting system and method thereof

• Main Authors: GAO SHIQIANG, ZHAO SHENGHUI, WU HANWEN, WEI CHAO, GE JIPING, TAN XINGHUA, LIU HUAIGANG, ZHANG ZHENG, LIANG ZHEN, XIA JIANGNAN, XIAO XIANGRONG, LIAO SHUNSHAN, SHI EN, FEI YONGZHONG
• Format: Patent
• Language: Chinese; English
• Published: 22.03.2017
• Subjects: ASSEMBLY OF BRIDGES; CONSTRUCTION OF BRIDGES; CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES; FIXED CONSTRUCTIONS; OR VIADUCTS

The invention provides a cable-stayed bridge side span beam section erecting system which comprises a side span support, a gliding traction system and a pushing closure system, wherein the side span support is erected between side span area bridge piers, and comprises a lower stressed structure and an upper stressed structure, the lower stressed structure comprises a plurality of steel tube stand columns arranged in the bridge longitudinal direction and support structures between the stand columns, and the upper stressed structure comprises a beam section gliding foundation and a beam section frame removing foundation; and the gliding traction system is arranged on the upper stressed structure, and comprises a gliding device used for gliding of a bearing beam section and a traction device used for providing traction force for gliding of the beam section; and the pushing closure system comprises a gliding support pier device distributed on the side span area bridge piers and the side span area support, and a p