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1001 Bellevue

Located within walking distance of the downtown commercial core, the 1001 Bellevue buildings offer new facilities for Bellevue’s professional requirements. The finished 15 story office towers will accommodate workplace needs and wants, and will include balconies, indoor/outdoor spaces, bicycle storage, locker rooms,… Read More

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Museum of Flight

Lund Opsahl provided an analysis, structural calculations, and reviewed plans for compliance and additional bracing to support the Museum of Flight’s Hangar Erection Plan.

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Tilt 49

Lund Opsahl was hired to provide construction support for a large residential and office project in a tight, urban site in the Denny Triangle. One of the more challenging aspects was a pile supported tower crane foundation. Due to site restrictions, the… Read More

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Centre 425

Faced with the challenge of shoring two sides of an eight-story basement excavation without soil nails or tie backs half of the floor plan for the basement parking levels were constructed, starting at the top and working down. Floor slabs were used… Read More

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Amazon Spheres

Lund Opsahl provided construction engineering services for the building of the Amazon Spheres in South Lake Union, Seattle.

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Maritime Building Construction Support

Originally built in 1911, the historic Maritime Building possesses more than a century of stories about Seattle’s waterfront. One of the last heavy timber post and beam waterfront buildings, the structure in fully engaged in a major renovation. Once complete, the building… Read More

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F5 Tower, 5th & Columbia

Lund Opsahl provided construction engineering services on this 44-story building in downtown Seattle.