The compound ratio design of the wet gunit concrete and its processing control

Abstract：Based on the construction of No.1 Yuanjiang River tunnels which is on the highways between Yuanjiang River and Mohei of Yunnan province, it has introduced the compound ratio design and the selection of the concrete, the determination of the operation machinery and the key of the processing control.It has stated that a well_organized performace, better_establishment maintaining machinery model, fine experimental control of concrete and a quality_guranteed system are the essential contition of the wet gunit concrete.

Keyword：wet gunit concrete;compound ratio design;performance technique;quality control;