Based on the case history of BENG-MING expressway,the behaviors of lime-treated swell-shrinking soils are studied by tests in laboratory,whose result has realistic value in engineering practice.

• 根据蚌明高速公路工程实例,就弱膨胀土石灰改良后路用基本性质进行室内试验研究,研究结果对工程实践具有一定的应用价值。