Seattle House, a new 1.3 million SF mixed-use building with 1,130 apartments, topped out this month at 2300 Sixth Ave. in the Denny Triangle. Once completed, Seattle House will have twin 45-story residential towers atop a 13-level podium housing around 10,000 square feet of retail space.

CKC incorporated several innovations in the project's structural design. Steel fiber reinforced concrete coupling beams eliminate all diagonal bars, and grade 100 reinforcing bar was used in the mat foundation.

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We’re excited to share that The Ayer was selected as a National Silver winner for the 2025 ACEC Engineering Excellence Awards! Rising 480 feet above Seattle’s Denny Triangle, The Ayer redefines high-rise engineering with state-of-the-art seismic design, an efficient 16-column layout, and a four-sided core built with a jump form system that accelerated construction. Sustainability was at the forefront—our structural approach, including Portland Limestone Cement and high-strength materials, cut over 450 tons of CO₂ emissions.

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The Legacy Awards program recognizes industry veterans with many years of experience and longlists of contributions to their profession and community. More than a dozen individuals weresubmitted as nominees to ENR West. In choosing this year’s winner, ENR's regional editorsweighed several criteria, including each nominee’s history of innovation, career highlights andengagement within the industry and the communities they serve.

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Cary Kopczynski, the CEO and founding principal of Seattle-based structural engineering firm Cary Kopczynski & Co. (CKC), has been honored with a 2024 Outstanding Projects and Leadership (OPAL) award from the American Society of Civil Engineers (ASCE). The annual OPAL awards recognize outstanding achievements of ASCE members in five categories: construction, design, education, government, and management.

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Construction recently topped out on the second and final phase of Security Properties and Urban Renaissance Groups Press Blocks development in Portland's Goose Hollow neighborhood.

This second, and larger, phase of the project includes two new buildings: a 24-story high-rise residential tower with 341 apartments, and a three-story commercial building with retail, work/live units and creative office space.

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The mat pour for Sloane, Holland Partner Group and NASH Communities' 45-story residential high-rise in the Denny Triangle is scheduled to take place this Saturday.

When it opens, the residential tower will have 442 apartment units. Those will be served by five levels of subterranean parking with 262 parking stalls. The building will also have approximately 2,500 square feet of retail and luxury tenant amenities, including a rooftop space with views of the Space Needle, Elliott Bay and South Lake Union.

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The Structural Engineers Association of Illinois (SEAOI) recently announced the winners of its 2024 Structural Engineering Awards, recognizing excellence in global structural engineering. Cary Kopczynski & Co. (CKC) received top honors with the Best Project Award for The Lark, a residential tower in Oakland, California, in the $50 million to $150 million category. CKC also earned a Merit Award for the innovative design of 222 Fifth Ave. N., a biotech office building in downtown Seattle.

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As ACI President, CKC CEO Cary Kopczynski helped launch PRO: An ACI Center of Excellence for Advancing Productivity, tackling construction’s long-standing productivity issues. In STRUCTURE magazine, Cary, with PRO’s Executive Director Phil Diekemper and ACI’s Mike Tholen, highlights the importance of trust and early collaboration between designers and contractors to improve constructability and project outcomes.

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