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Chloride Content and Penetration Resistance of Concrete

Chloride Content and Penetration Resistance of Concrete

Chloride (Cl-), the negatively charged ion of the element chlorine (Cl), can be easily introduced into concrete from both external sources (e.g., deicing salts, seawater, groundwater) and internal sources (e.g., aggregates, mix water, accelerating admixtures). Chloride can deleteriously affect concrete by causing reinforcing steel to corrode and surface paste to deteriorate.

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Back to School Safety

Back to School Safety

With Labor Day comes the beginning of the school year for grades K-12! What that means for those who are no longer in elementary, middle, or high school, is that traffic patterns will change, and congestion will increase significantly in and around school zones.

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