These pumps are coupled to Engine / Motor and mounted on a skid with trailer for easy mobility and are provided with Vacuum pump to facilitate auto self-priming. Both Air cooled and Water cooled Engines can be supplied as a complete unit. C.R.I. Submersible sewage, drainage pumps are suitable for pumping muddy water, stormwater and sewage water. These pumps are having non-clog impellers to handle suspended solids. Suitable for dewatering in construction area, C.R.I. offers surface sewage pump end in different models for coupling with electric motors and engines. Being back pullout design pumps no need to disturb pipelines during pump maintenance. Its dynamically balanced rotating parts ensure vibration and noise-free operation.