Cement mortar pile for increase of bearing capacity of foundation soil

The utility model discloses a cement mortar pile for increase of bearing capacity of foundation soil, which belongs to a foundation pile of building bearing, wherein reinforced concrete piles are taken as internal core piles in the utility model, the cement mortar piles are disposed outside the internal core piles as external core piles and the internal core piles and the external core piles are concentric. The cement mortar piles are made through stirring and mixing of water, cement and medium-course sand. In the utility model, the reinforced concrete piles are added on the basis of the cement mortar piles as the core piles, and advantages of the reinforced concrete piles and the cement mortar piles are concentrated at the same time in order to increase the bearing capacity of the foundation soil, reduce cost simultaneously and create good economic returns.