Welcome to the Washington Aggregates & Concrete Association

Founded in 1959, The Washington Aggregates & Concrete Association is a non-profit industry trade association representing sand, gravel, quarry rock, cement, ready mix concrete, related businesses and suppliers in Washington State. For nearly 55 years, the Association is dedicated to strengthening our collective industry and to keep it abreast of the changing way we do business.


2015 Annual EIC Awards

CONGRATS to our 2014 EIC Grand Award Winner, Chief Joseph Fish Hatchery!  For a list of all other entries this year, and entries from previous years, please visit our NEW WACA YouTube Channel.

If you would like to submit a project for the 2015 EIC Awards, please click HERE to start the submittal process.

More Info

Upcoming Meetings & Events

WA ACI Chapter Meeting - March 11
"Concrete Petrography" -
Available 2/23

ACI Chapter Workshop & Meeting - April 1
"Floor Moisture Version 2.0" - Available 3/11

2015 WACA Summer Meeting - July 10-12
Location: Campbell's Resort

Register For An Event

ACI Certifications & Training

Classes are listed AS SOON as they become available.

2015 Upcoming Certifications:

Mar 2&5 - NRMCA Pervious (Everett/Vancouver)
Mar 2&5 - Flatwork Finisher (Everett/Vancouver)
Mar 24-25 - Field Testing (Seattle)
Mar 26-27 - Field Testing (Spokane)
Mar 31 - Adhesive Anchor Testing (Seattle)

Register For An Event


Revised ACI 318-14 released after 6-year process, Seminar Announced

The American Concrete Institute has revised the standard for structural concrete in the 519-page "American Concrete Institute's Building Code Requirements for Structural Concrete (ACI 318-14)." The book was released last month and is following the release with a series of Seminars across the United States. The seminar for Seattle will be held on March 19, 2015 at Billy Baroos - Foster Golf Links located at 13500 Interurban Avenue South, Tukwila.  For more information on the seminar, please Click Here.