To provide a transportation vehicle capable of accommodating situations of a traveling path and situations of loads on a cargo conveyer and preventing a collapse of cargo and falling of the vehicle.

The transportation vehicle includes: a wheel set 50; a frame; and a centroid correction device 10 for correcting the centroid of the transportation vehicle. The centroid correction device 10 includes a swing base 30 which is fixed to the wheel set 50 and has a roller receiving circular arc groove 32, a frame receiving base 20 which is fixed to the frame 3 and has a slide roller 24 to slide inside the roller receiving circular arc groove 32, and a driving member 40 for relatively sliding the swing base 30 and the frame receiving base 20, and relatively rotates and slides the swing base 30 and the frame receiving base 20.