The utility model provides a splash-proof slurry transport truck, which is characterized in that: the top and the upper part of the back truck door of a general self-discharging transport truck are both provided with sealed steel plates; and four sides of the back truck door are sealed with sealing pads. The slurry transport truck improves performance of sealing truck body and prevents slurry leakage by addressing root cause. The slurry transport truck is simple to mount and high in operability.