What is the term for the number of bags of cement used in each cubic yard of concrete?

The term that refers to the number of bags of cement used in each cubic yard of concrete is known as the cement factor. This concept is critical in concrete mix design as it helps determine the strength and durability of the finished concrete. The cement factor directly impacts the performance characteristics of the concrete, such as its workability, strength, and resistance to various environmental conditions.

In practical terms, a higher cement factor typically means a stronger mix, but it also influences the cost and weight of the concrete. Understanding and calculating the cement factor allows engineers and construction professionals to design concrete mixtures that meet the specific requirements of a project while ensuring that the materials used are optimized for performance and economy.