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PacWest Center
Portland, Oregon

The top 25 stories of this 29-story tower cantilever over the main structural columns below via story-deep trusses. Employing an innovative lateral-force resisting system consisting of shear-link ductile steel frames and a cross-braced structural core, LeMessurier was able to maximize the strength and stiffness of the building while minimizing the impact the framing would have on the architectural programming.

Hugh Stubbins and Associates