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Features - January 2004

The Edge Lofts / REI

"Edge"y New Building Brings New Look to Neighborhood

by Sheila Bacon

In a part of town where boxy warehouses are slowly being transformed into new businesses, office buildings, retail spaces and residences, a modern new structure is catching the neighborhood's attention.

The east side of the new structure features a panelized glass system.
Photo by Sheila Bacon

With a nearly all-glass east-facing façade, the new Edge Lofts - with a new REI store at its base - is sure to stand out in contrast to other less prominent buildings along the west edge of Portland's Pearl District.

"Some people are going to hate it for that reason," said Kyle Andersen, lead designer with Portland's GBD Architects, "but there will be just as many people who love it for that same reason. I feel it's refreshing - something new and modern."

Construction in the 347,000-sq.-ft. structure started in September 2002, and completion is expected early this spring. The REI store and parking spaces will be located on the lower levels, with residential lofts housed on floors five through 11.

Nestled within a stone's throw from Interstate 405, the project's site posed a challenge to builders. To be able to lift and pick adequately, part of the job's tower crane would have to pass over the freeway. To allow this required considerable preplanning and permitting, said Dan Armstrong, Howard S. Wright Construction Co. (Portland, Ore.) superintendent. Final crane placement allows crews to adequately move materials while keeping all but one-and-a-half feet of the crane's jib from reaching over the freeway's shoulder on rare occasions.

"We had to get tight to the building on the west side and still be able to pick our precast panels," Armstrong said. "Ideally, we would have liked to put (the crane) five feet further west," although such a move would have meant more opportunity for the crane to interact with the freeway. Swinging loads over the freeway is prohibited.

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Careful planning and a little luck meant crews were able to complete weather-sensitive work without delays. The structure topped out one month ahead of schedule, said Armstrong, and the roof was in place two weeks early.

The building's east-facing glassy façade is the result of a unique system designed by GBD Architects and engineered by Portland's Benson Industries. The modular system is fabricated off-site, and then installed in panelized units. The streamlined system made for quick and easy installation. Once the system was installed, crews just caulked the joints where the glass met the precast band at the structure's fourth floor.

The glass wall features no mullion caps, said Andersen; instead, a structural silicone holds the glass to the structure behind it.

"It's as glassy as it can be," said Andersen.

Project Team:

Owner: Caroll Aspen
General Contractor: Howard S. Wright Construction Co.
Architect: GBD Architects with Holst Architecture

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