针对主拱结构和组合体系桥梁在施工过程中和建成运营后的抗风稳定性、安全性和适用性,进行了桥位平均风统计分析、桥位风环境风洞试验、节段模型测力风洞试验、节段模型测振风洞试验、静风稳定性数值分析、全桥气弹模型风洞试验、等效风荷载组合分析和涡激共振概率性评价等研究。 Aiming at the wind stability, safety and applicability of the main arch structure and the composite system bridge during the construction and after the completion of the operation, the statistical analysis of the mean wind position, the wind tunnel test of the bridge position wind environment, the section model force measurement Wind tunnel test, wind tunnel test of segment model, numerical analysis of static wind stability, wind tunnel test of full-bridge aeroelastic model, equivalent wind load combination analysis and probability evaluation of vortex-induced resonance.