Researchers have successfully applied the Box-Behnken design method to optimize the strength and workability of sustainable concrete incorporating recycled shea nutshell ash (SNA). Published in ...

SCC can be made from any of the constituents that are generally used for structural concrete. In the mix design of SCC, the relative proportions of key components are generally considered by volume ...

Researchers in the Civil Engineering Departments at Covenant University and Delta State University have presented modifications to the content of concrete, facilitating easier compliance and ...

When normal ready-mix concrete is made the largest aggregates in the mix can range from 1-1/2 inches down to 3/8ths of an inch in size with compressive strengths that can be as high as 10,000 psi.