Abstract: The basic principle and method of measure of bending damage is discussed. Analysis of test results of concrete beams which are subject to static and fatigue load is formulated. Finally, the differential method which estimates the bending damage of old concrete pavement is presented.

Key words: beading demage, concrete pavement, measure principle, differential method

摘要： 本文论述了弯曲损伤测试基本理论与方法。给出混凝土梁试样静态和疲劳弯曲损伤度试验分析计算式。并建议了确定旧道面板弯曲损伤度的差分方法。

关键词: 弯曲损伤, 测试理论, 差分法