Application strikes accurate note in CMU compressive strength testing

A new non-destructive method of measuring concrete masonry compressive strength uses the acoustic impulse response of isolated unit specimens. Strike-it technology does not require bulky equipment or specialized facilities, and can be easily deployed in the field, according to British Columbia-based developer SoundQA Solutions.

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Vulcan Materials, Superior Block test carbon dioxide-dosed ready mixed, CMU

Vulcan Materials Co. is the first ready mixed producer to license technology in which industrial process-sourced carbon dioxide is injected into fresh concrete mixes, thereby offsetting water requirements; forming additional limestone in the matrix; and, sequestering the greenhouse gas in a hardened slab or structure.

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