What is the maximum size of coarse aggregate typically used in concrete?

What is the maximum size of coarse aggregate typically used in concrete?

Step 1: Understand what coarse aggregate is. Coarse aggregate refers to larger particles used in concrete, such as gravel or crushed stone.
Step 2: Know the common sizes of coarse aggregate. The maximum size can vary, but it is usually between 20 mm and 40 mm.
Step 3: Recognize that the size can depend on the specific application. For example, larger aggregates may be used for certain types of construction.
Step 4: Remember that 20 mm is often used for general concrete work, while 40 mm might be used for heavy-duty applications.

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