In this chapter, a comprehensive analysis is presented by comparing the Ultrasonic Imaging Tool (USIT) log with the conventional Cement Bond Log (CBL) across the same interval section. The chapter highlights the stepwise interpretation of the ultrasonic USIT log, offering a detailed examination of how it provides enhanced insight into the quality and integrity of the cement bond. This is contrasted with the conventional CBL/VDL log, showcasing the differences in the data provided by both methods and emphasizing the advantages of using ultrasonic technology for a more accurate evaluation of wellbore conditions.