To provide a sand pumping apparatus efficiently removing sand by preventing diffusion of precipitated sand.

The sand pumping apparatus 7 is mounted on a traveling machine body 5 moving over a grit pool 1, moves integrally with the traveling machine body 5 to suck up the grit on a tank bottom, and provided with a sucking means 8 having a suction port 8A of the grit, a hood 9 covering the sucking port 8A and formed with a grit taking-in port 9A in the advancing direction, and an agitation means 10 agitating sand in the hood 9 by jetting pressurized water into the hood 9.