A Study of Phased-Array Ultrasonic Testing (PAUT) for Detecting, Sizing, and Characterizing Flaws in the Welds of Existing Hydraulic Steel Structures (HSS) July 18, 2024 Current Events Abstract Hydraulic steel structures (HSS) are components of navigation, flood control,and hydropower projects that control or regulate the flow of water.Damage accumulates in HSS as they are operated over... Continue Reading