砼预制块在隧洞衬砌中的应用

Application of Lining Tunnel with Prefabricated Concrete Conponents

浙江省丰潭电站引水隧洞,利用砼预制块支护衬砌一次完成的方法,实施开挖和衬砌平行作业,施工简便,省工省时,经有压运行,达到了良好的效果.

The diversion t un nel was finished wi th prefabricated concrete coponent s to support Lining,and mean while.the parallel operation was im plemented by both Lining and excavatin g,which made construction simple and convenient and saved up time and energy.