SURFACE International Grout Pumps consists of positive displacement type of powerful pump of suitable capacity. The pump is coupled with geared motor . The inlet of the pump is connected through Hose Pipe to the outlet of twin grout mix preparation tank. At the outlet of the pipe a by-pass arrangement is provided for regulating pressure and volume of grout mix. The grouting hose pipe of required size is connected through quick action coupling at the outlet of the pump. The other end of grout hose is coupled with grouting nozzle. A pressure gauge is provided at the outlet of the pump to measure the grouting pressure. The selection of the equipment is based on maximum grouting pressure required and the maximum grout mix output desired.