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结合在银川绕城高速公路施工中的具体做法,详细介绍了先张法预制空心板的施工方法及工艺,控制张拉应力的换算及预应力张拉数据的控制,以及张拉过程中应注意的问题。
Combined with the concrete practice in the construction of Yinchuan Ring Expressway, the construction method and process of pre-tensioned precast hollow slab are introduced in detail. The control of the conversion of tension stress and the control of prestressing tension data, and the attention in the process of tensioning The problem.