A 160,000 square-foot, 7-story office building designed to house City of Portland Development Offices was constructed above an occupied, below-grade office area. The interface between new and existing columns was accomplished with “dog-leg” connections between the second and third floors.
Client: Gerding/Edlen Development Co.
Location: Portland, Oregon
Contractor: Hoffman Construction Co.
Engineer-of-Record: KPFF Consulting Engineers
Size: 160,000 square feet
Number of Levels: 7
System Type: Structural Steel
Completion Date: 1997