Properties of Hardened Concrete

Landmark Church Reborn
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Landmark Church Reborn

Contractor uses shotcrete to repurpose burned structure in Texas as park pavilion. More

Fast-Cure Hybrid Epoxy
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Fast-Cure Hybrid Epoxy

Epcon S7 is a fast cure hybrid epoxy for concrete applications from ITW Red Head. ... More

ACI Physical Testing of Cement Training Video
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ACI Physical Testing of Cement Training Video

ACI has developed the ACI Physical Testing of Cement Training Video as a resource... More

CONSTRUCT Educational Program Well Received
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CONSTRUCT Educational Program Well Received

Complimenting a successful expo at CONSTRUCT, attendees also benefitted from 58... More

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Specifying compressive strength

The standard specification for face brick, ASTM C216, contains a required minimum compressive strength of 3000 psi. Shouldn't the engineer of record on the job be defining what compressive strength is needed for a wall? Why is this default value given in the specification? More

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Testing in-wall compressive strength

Our firm is adding a partial second story to an old warehouse to convert it to an office building. The foundation and soil conditions make the project possible, but how can I determine the compressive strength of the existing masonry? How many areas should I test? What methods are most cost effective? More

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