四渡河大桥

四渡河大桥承台塔座大体积混凝土的温度与裂缝控制

Temperature and Crack Control of Mass Concrete in Pile Cap and Tower Pedestal of Sidu River Bridge

通过对四渡河大桥承台塔座大体积混凝土的温度与应力计算分析，制订了一套完整的温度与裂缝控制方案，并通过实践证明取得了良好的效果。

Based on the temperature and the stress computation analysis of mass concrete in pile cap and tower pedestal of Sidu River Bridge , authors give a set of temperature and crack control plans , which obtained good effect in practice projects .

阐述了四渡河大桥锚跨张力调整的工艺和效果，分析了后期钢桁加劲梁吊装施工过程中索股锚跨张力变化。

The adjustment technics and effect of the strain of anchorage cable of Sidu River Suspension Bridge are illustrated in this paper , and the change of the strain of anchorage cable is analyzed in the end of the hoisting steel trussed girder of construction .