COVID-19
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The WACA/WSDOT Team works on issues that affect WSDOT Construction Projects and works on updates to the WSDOT Standard Specifications associated with concrete, aggregate, cement, ready mix concrete and related materials. The Washington Aggregates & Concrete Association (WACA) is a non profit industry trade association representing sand, gravel, quarry rock, cement, ready mix concrete, related businesses and suppliers in Washington State.