摘要
裂缝是影响无粘结预应力混凝土结构安全的一个重要因素。本文阐述了针对无粘结预应力混凝土中出现的裂缝，采用超声法进行检测的原理、方案及结果，为工程的质量事故处理提供了重要依据。
This paper presents the detecting method for cracks in prestressed concrete by ultrasonic tester and gives a detailed description of the arrangement of measured points,the influence of steel bars and strands,the testing program and detected results.It could provide an important basis for handling engineering quality accident.
出处
《建筑科学》
1997年第3期43-45,共3页
Building Science
