The permeability testin different stress levels of two concretes is carried out.Aftera preliminary analysis the formula between permeability coeffi-cient and stress is obtained.

• 对两种混凝土进行了不同应力水平下的渗透试验，对混凝土在不同应力水平下的渗透特性作了初步分析，得到了渗透系数与应力的试验公式。