If you want solid answers to your concrete questions, a petrographer can help. Petrographers use a combination of visual inspection, microscopy, and chemical techniques to examine concrete cores. These analyses provide a basis for understanding the condition of the material, why it failed, or the material’s remaining service life. If you are submitting concrete cores, […]
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According to a 2013 Report Card for America’s Infrastructure, 1 in 9 bridges in metropolitan areas are structurally deficient. The estimated investment needed to eliminate the backlog of deficient bridges by 2028 is $20.5 billion annually—that’s $8 billion more per year than currently invested. Recently, CBS addressed the topic of crumbling roads and bridges in […]
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The New York State Department of Health (NYS DOH) has officially certified method LAB.055.1* for the analysis of spray-on fireproofing that contains vermiculite (SOF-V). RJ Lee Group developed LAB.055.1 and is the only laboratory accredited to perform this test. History: In June 2012, the (NYS DOH) provided guidance that the current methods for analyzing vermiculite-containing […]
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