Page 30 - Green Builder May-June 2017 Issue

HOUSING THE MANY

CASE STUDY: URBAN WASTE MANAGEMENT

CREDIT: GBD ARCHITECTS

On display. The
trickling filter tanks
are displayed
prominently at the
north end of the
pedestrian corridor.

A multi-use project in new buildings add 657 residential units and thousands of square

Portland, Oregon, showcases feet of ground-level retail to a neighborhood previously dominated
by office buildings and parking lots.
onsite wastewater and the many bike stalls and easy access to the MAX, Portland’s light rail
Benches and tables in the new plaza invite people to linger, and
stormwater treatment. system, make it a pedestrian’s and cyclist’s dream. But the feature that
has garnered the most attention is the project’s onsite wastewater
BY JULIET GRABLE treatment system. The tanks and constructed wetlands, which treat
wastewater from all three new buildings, aren’t hidden away. They
ALKING DOWN THE PEDESTRIAN CORRIDOR among are showcased as the development’s centerpiece.
the new modern buildings at Hassalo on Eighth, you’d
never know the site was an asphalt parking lot just a A WIN-WIN SOLUTION
Wfew years ago. Portland has a combined sanitary sewer and stormwater system.
Hassalo on Eighth is an ambitious multi-use project located in During heavy storms, such systems are vulnerable to overflows, which
Portland, Ore.’s Lloyd Center District. Designed by GBD Architects, it can contaminate local waterways. The city has strict requirements for
consists of three new buildings and an existing office tower centered stormwater treatment in new developments. Still, the combination
around a newly created pedestrian corridor and plaza. Together, the of aging infrastructure—some of the city’s pipes are over 80 years

28 GREEN BUILDER May/June 2017 www.greenbuildermedia.com

28-33 GB 0517 Hassalo on 8th.indd 28 5/25/17 11:07 AM