About Us Our Work Careers News Contact Search Roadways & Bridges I-405 – SR 520 Bellevue Braids Known as the Bellevue Braids because of the serpentine manner in which the ramps link I-405 to SR 520, this project improved traffic conditions at the highest-volume interchange on the I-405 corridor. LEARN MORE ABOUT ATKINSON’S EXPERIENCE BUILDING ROADWAYS & BRIDGES Roadways & Bridges Mass Transit Dam & Hydro Mining Underground Recent News View All » June 23, 2021 Under the Hard Hat with Emily Haddad June 4, 2021 2021 Q1 Safety Champions May 28, 2021 Under the Hard Hat with Ephraim Baclagan About Us Our Work Careers News Contact ©2020 GUY F. ATKINSON CONSTRUCTION, LLC A SUBSIDIARY OF CLARK CONSTRUCTION GROUP, LLC PRIVACY NOTICE 350 Indiana Street, Ste. 600 Golden, CO 80401 Phone (303) 985-1660 Fax (303) 985-1449 BY USING THIS WEBSITE, YOU AGREE TO OUR USE OF COOKIES. We use cookies to provide you with a great experience and to help our website run effectively. For more information, please refer to our Privacy Policy x