后张法(post-tensioning method)是指桥梁在先浇筑水泥混凝土之后,等达到设计强度的75%以上后再张拉预应力钢材以形成预应力混凝土构件的施工方法,其具有的优点有更...
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Research progress on accelerated corrosion test method which can evaluate the corrosion protecveness of the post tensioning grouts is reviewed.
综述了近期国内外在后张预应力结构灌浆材料加速腐蚀实验方面的研究进展。
The formula for calculating the ultimate stress of unbonded post tensioning tendons and the calculating method of ultimate flexural strength of UPPC beam Bridges are proposed.
在此基础上给出了无粘结预应力筋极限应力计算公式和UPPC梁正截面抗弯强度计算方法。
The invention provides a method for repairing large-span post-tensioning cast-in-situ box girder cracks, relating to road engineering, in particular to the bridge construction technical field.
大跨度后张法现浇箱梁面板裂缝的修补方法，涉及道路工程， 特别是桥梁施工技术领域。
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