Carbon12

Carbon12
The building's exterior in 2021
Interactive map of the Carbon12 area
General information
StatusCompleted
TypeMixed-use
Architectural styleNatural building
LocationPortland, Oregon, United States
Coordinates45°32′53″N 122°39′59″W / 45.54814°N 122.66645°W / 45.54814; -122.66645
Construction started2016
Completed2018
Height
Height85 feet (26 m)
Technical details
MaterialCross laminated timber
Size42,000 sq ft (3,900 m2)
Floor count8
Design and construction
Architecture firmPATH Architecture
DeveloperKaiser Group
Structural engineerMunzing Structural Engineering, LLC
Civil engineerKPFF Consulting Engineers
Main contractorKaiser Group
Known forTallest wood building in the United States
Other information
Parking22 parking spaces
Website
www.carbon12pdx.com
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Carbon12 is a wooden building in Portland, Oregon's Eliot neighborhood, in the United States. The eight-story structure built with Oregon-made cross-laminated timber (CLT) became the tallest wood building in the United States upon its completion.

Carbon12 is an 85 ft. (26 m) mixed-use building situated on the corner of North Williams Avenue and 12 Northeast Fremont Street. It was designed, developed, and built by Ben Kaiser of PATH Architecture and Kaiser Group Inc., using CLT panels made by Structurlam. With a rooftop deck, the height is 95 ft. (29 m). Work on the Carbon12 started in July 2016, and it was completed in 2018. It is named after the atomic weight of carbon (12 AMU), as the carbon footprint was one of the primary motivators to choose timber and its street address (12 NE Fremont St.). The Carbon12 building is advertised to be one of the most efficient and environmentally friendly wooden buildings in the U.S.