President, Wyoming Test Fixtures Inc. However, Subcommittee D30.10 meetings are typically held in conjunction with meetings of the American Concrete Institute (ACI) Committee 440 on Fiber Reinforced ...

Figure 1. Ultrasonic testing using pulse echo and through-transmission methods. Pulse echo (left and center) uses a transducer that sends and receives ultrasound energy, producing both A- and B-scan ...

When choosing a method for monitoring the compressive strength of concrete, it’s important for project managers to consider the impact each technique will have on their schedule. While some testing ...

Hardness Testing is applied to a great number of materials, and for over 250 years, it has been an invaluable and frequently used mechanical test. A variety of hardness tests can be used to establish ...

Traditional IC pattern-generation methods focus on detectingdefects at gate terminals or at interconnects. Unfortunately, a significantpopulation of defects may occur within an IC's gates, or cells.