“This is a slump test, which is a measure of the consistency of the concrete,” said Tim Lautenbach ’04. While Lautenbach is the construction materials testing division manager at Materials Testing ...

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 ...

Drexel University engineers have shown that a concrete mix designed to gently warm itself in cold weather can cut damaging freeze-thaw cycles outdoors, pointing to longer-lasting pavements for cold ...

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 ...

The Concrete Canoe team at the University of Nevada, Reno has been hard at work casting their canoe and training in order to prepare for the annual Mid-Pacific Conference, the competition between 14 ...