This paper introduces the influence of the polyropylene fiber on plastic shrinkage and anti-permeability of concrete,and the analysis of anti-cracking and impermeability mechanism.

• 介绍了聚丙烯纤维对混凝土塑性收缩及抗渗性能的影响,并进行机理分析,最后展望了聚丙烯纤维混凝土在渠道防渗工程中的应用前景。