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12th & Alder

Portland, Oregon

The 12th & Alder renovation is located on a quarter-block site in downtown Portland’s West End. GBD designed a 6,000 square foot glass- and aluminum-skinned structure on top of the original 20,000 square foot, two-story building from 1920. The building retains the existing foundation, cast-in-place concrete perimeter walls, wood roof structure, and a majority of the heavy timber girders, beams and columns.

The ground floor now offers 4,000 square feet of retail, 13 parking stalls, a small office lobby, and new windows to replace the existing 1970s-vintage aluminum storefront. The existing 10,000 square foot second level was renovated from parking to office space. Two wood decks surround the new third floor.

Lease Crutcher Lewis is a regional construction company that served as the client and contractor on this project, which was executed in a design-build manner. They now occupy the third floor of the building.

The 12th & Alder renovation earned a LEED Silver rating from USGBC.

SIZE

26,000 sf

CLIENT

Lease Crutcher Lewis

SUSTAINABILITY

LEED Silver

AWARDS AND PUBLICATIONS

“Large-Format Recycling.” Architect Magazine. Brian Libby

© GBD Architects Incorporated 1120 NW Couch St., Suite 300 Portland, OR 97209 Tel. (503) 224-9656 gbd@gbdarchitects.com

©GBD Architects Incorporated

  • 1120 NW Couch St., Suite 300 Portland, OR 97209
  • (503) 224-9656 gbd@gbdarchitects.com