Method and technique of segmental prefabrication, transfer gantry hoisting, splicing on arch timbering in construction of Xinyang Shihe River Bridge are introduced.

介绍信阳狮河大桥采用节段预制，龙门桁车提运，拱架上拼装等施工方法和施工工艺。

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It also emphasises the calculating method for the radius curvature of the round ladder and discusses the problem of rectifying the form of round ladder in prefabrication.

并着重对盘梯曲率半径的计算方法及盘梯预制中的整形问题作了讨论。

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This article compares dry spreading technique with coating method of CCCW applied in prefabrication pipe sections, which are used in shield construction.

对比介绍了水泥基渗透结晶型防水材料(CCCW)在地铁盾构法施工预制管片生产中的干撒法和涂刷法两种施工工艺。

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