What is the maximum size aggregate allowed for this test method?

The maximum size aggregate allowed for the specified test method is 2 inches. This size limit ensures consistency in testing and allows for the appropriate evaluation of the material's properties. When working with aggregates of this size, the testing methods can effectively account for the effects that the aggregate's dimensions have on the performance of concrete or other materials. Using smaller sizes may alter the characteristics of the mix and may not represent the intended application, while larger aggregates could lead to challenges in achieving the desired workability and performance. Therefore, setting the maximum aggregate size at 2 inches strikes a balance between maintaining the integrity of the material's properties and ensuring reliable test results based on industry standards.