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NRMCA Releases Report on Chloride Limits for Reinforced Concrete

Article provided by the National Ready Mixed Concrete Association

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The National Ready Mixed Concrete Association in collaboration with Dr. Neal Berke with Tourney Consulting Group has completed a research project titled Evaluation of Chloride Limits for Reinforced Concrete Phase A. The research, conducted at NRMCA and Tourney laboratories, was to establish a relationship between the calculated total (initial) chloride content and the measured water-soluble chloride content in hardened concrete at a later age. The ACI 318 Building Code prescribes limits on water-soluble chlorides for concrete.

TRB Webinar: Roller-Compacted Concrete Pavements

Article provided by Jim Casilio, P.E., PACA's Director of Technical Services

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The Transportation Research Board (TRB) will conduct a webinar on Monday, January 23, 2017, from 2:00PM to 3:30PM ET on roller-compacted concrete (RCC) pavements, which has not been widely used by U.S. highway agencies, but may provide benefits like cost-effectiveness and ease of construction. This webinar will focus on information in Technical Brief FHWA-HIF-16-003.* The presenters will discuss RCC materials, mixtures, designs, and uses.
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