Nondestructive test & Assessment

[1184] Influence of Coarse aggregate and Saturation on the Relationship between Compressive Stress and Ultrasonic Velocity Variation in Concrete

Akihiro NAGATA¹, Kentaro OHNO¹, Kazukiyo TAMAKI², Atsushi UENO¹ (1.東京都立大学 2.三井住友建設)

Keywords:acoustoelastic modulus、coarse aggregate、prestressed concrete、saturation、stress estimation、ultrasonic velocity variation、プレストレストコンクリート、応力推定、粗骨材量、超音波速度変化率、音弾性定数、飽水度