Through the biaxial creep machine, a series of biaxial experiments on calcirudite rock mass with a single fracture are carried out and preliminary deformation laws of the fracture are achieved.

• 摘要本文利用双轴徐变试验机，对单裂隙砂砾岩体开展了一系列双轴加载试验研究，得到裂隙变形的初步规律。