The utility model discloses a bituminous paving core appearance wheel tracking test fixing device, including confined pressure clamping device, confined pressure clamping device includes that two mutual symmetries are provided with the clamp splice in clearance between, all be provided with on the clamp splice one of them side reason cut cut's and cutting opening and the cylinder hole that the clearance is linked together, and two cylinder holes are relative the clearance becomes the symmetry form, still include the altitude mixture control piece that to put into two cylinder holes, the both sides bottom symmetry of altitude mixture control piece is provided with two chutes, the both sides of confined pressure clamping device are provided with the slider that can insert in the corresponding chute, just the slider is close to the one end of altitude mixture control piece be provided with with the unanimous inclined plane of chute inclination. Can carry out wheel tracking test to boring the core appearance of getting from bituminous pavement structure, evaluate its actual anti rut ability.