Lautenbach and Waalkes also understand that while concrete is foundational to the success of so many structures in society, so too is a Calvin education.

When compressive strength tests of laboratory-cured cylinders fail to meet the specified acceptance criteria, core tests are commonly used to verify the strength and to obtain acceptance of the ...

Although failure of material is not the only reason for bridge failures, it is a vital step for choosing the correct materials, the analysis of bridge design, and construction testing. Bridge members ...

Results that are obtained from concrete specimens during laying of concrete may not actually represent the concrete strength in the structure. In situ NDT (non-destructive testing) at several ...

In the summer of 1981 a friend called me to ask if I would be interested in moonlighting to help him install floor sealer for a company in California. Even though I worked 18 hours that day, I decided ...

This prompted the researchers to test whether desert sand could be repurposed using a manufacturing approach that does not rely on conventional cement binding. During a series of trials, the ...