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 ...

Concrete is the most used construction material in the whole world. More than that, behind water, it’s the most used material, all categories combined. Worldwide, about 10 billion tons of concrete are ...

Some basic NDT techniques utilized to assess concrete structures include:Once concrete has hardened, it is important to determine whether the final structure is suitable for its designated use. To do ...

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.

In January 2002, the American Concrete Institute (ACI) issued a new standard, ACI355.2-01, which prescribed a comprehensive testing program to ascertain design parameters for post-installed adhesive ...

Sensohive makes a sensor system for concrete pressure and maturity testing that uses ultra narrow-band, low-power radio transmitters to communicate with a growing network of internet-of-things ...

Years of research into a type of concrete that can fills its own cracks may be coming to fruition as the material's creators prepare for real-world testing. If demonstrated successfully, the ...

A probe into New York’s concrete testing industry has prompted city officials to launch a new program to increase the oversight and evaluation of concrete testing at construction projects throughout ...