[VI-135] Fundamental Characteristics and Detection Improvement of Wide-range Ultrasonic Testing (WUT) for
Post-tensioning Pre-stressed Concrete ×
Keywords:Non-destructive Inspection, Wide-Range Ultrasonic Testing, PC Grout Inspection, Filling method
Although Wide-Range-ultrasonic method (WUT) is used as a PC-digit main cable grout filling survey technology, there are many case studies on the in-service bridge and new bridge, Applied grout filling of 330 places where 150 grout filled judgment in previously reported had a disability have been reported... This is WUT filled decision is based on the rule of thumb that might contribute to. In this study, examine WUT characteristics using a real bridge, further improvement of filling surveys considering grout filling methods and evaluation for the purpose.
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