Study of Process for Wet Spray Method of Concrete in Dahuofang Reservoir’s Water Distribution Project

In the Dahuofang reservoir water distribution project,the TBM tunnel tunneling machine is used.This article mainly introduces the lining supports’ spray method and its parameter.From the spray method study of steel fiber and polypropylene fiber to get the proper technics which are suitable for this area,then to be the reference to other similar areas.