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MANHATTAN MID-RISE Positive Reinforcement. Sustainable
Utilizing mass timber can managed
The team that conceived 475 West 18th contribute to both forests
Street includes 130-134 Holdings LLC, sustainable cities and
Spiritos Properties LLC and SHoP Architects. sustainable forests, by
The 10-story condominium is designed for lowering the embodied
Manhattan’s West Chelsea neighborhood, a energy of buildings and
former industrial area that has been rezoned supporting rural
for mixed uses and a variety of building economies.
heights. It will utilize a glulam post and
beam system and CLT panels for the floors
and walls. Economic benefits $ Rural factories
Amir Shahrokhi, project director at SHoP, flow back to rural create value-
communities raising added products
says they have not yet identified a source the standard of living from harvested
for the mass timber elements, but that they trees
and allowing for
reinvestment
are researching both North American and
European manufacturers and considering
which wood species best fits the building’s
aesthetic.
“A lot of manufacturers produce industrial-
grade elements,” says Shahrohki, adding that CREDIT: SHOP ARCHITECTS
one of the project’s goals is to create a greater
market for American timber products,
including architectural-grade CLT. Timber structures
The mass timber elements will be tested for contribute to
fire and structural performance, as will the the sustainable growth
of our cities
connections, some of which will be novel.
The building is expected to achieve LEED Platinum or Gold PACIFIC NORTHWEST PIONEER
(depending on which version of the program they follow), but
“We’re definitelyShahrohki says some of the project’s sustainable attributes, such
Framework is a 12-story mixed-
use building planned for Portland,
as the reduced carbon footprint from using wood in place of more
interested in howconventional materials, won’t be captured by certification programs.
Oregon’s, Pearl District. It will include
ground-level retail,five levels of offices,
five levels of“workforce”housing and this project can be a
a rooftop community space.
The team includes LEVER catalyst, and how
we can help developArchitecture, developer project ̂,
Beneficial State Bancorp, Walsh
Construction and Home Forward, the supply chains.”
an affordable housing developer.
The building will include a strong Thomas Robinson, AIA,
CLT core that is visible at every level, LEVER Architecture
both from the street and from within. A glulam post and beam structure
will radiate out from the core and support continuous CLT decks.
“We want it to be very apparent that this is a tall timber building,”
says Thomas Robinson, principal and founder of LEVER Architecture.
Resilience will be built in, he adds. The CLT core, with its post-
tensioned walls, will allow the building to better absorb seismic
forces and is even potentially repairable.
SHOP ARCHITECTS LEVER Architecture is involved in another mass timber building
in Portland, which is utilizing Oregon-made CLT panels. But it is only
four stories tall. The Framework team will have to demonstrate that
their 12-story building can meet all of the requirements for structural
Good Bone Structure. Architectural-grade CLT panels will add strength and resistance to seismic forces and fire. GB
natural beauty and warmth to the interiors of 475 West 18th Street, Learn more about the contest here: http://bit.ly/1SMhOM2
a residential tower being designed for a Manhattan neighborhood.
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