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About
Hi Sun Choi is a Senior Principal at Thornton Tomasetti and has over 20 years of experience in structural analysis, investigation, design and review of a variety of building types, including commercial and residential buildings. Her expertise includes the design of super tall buildings for seismic risk assessment, building motion due to wind, performance-based design, and waterfront developments on reclaimed land. She has worked on projects in the United States, South Korea, the U.A.E., Azerbaijan, China, and Vietnam.
Hi Sun’s key projects include the Hudson Yard Development and Barclay Headquarters, New York; New Songdo City Development, We’ve the Zenith, and Incheon Airport Phase III, South Korea; Shanghai Center, China; Socar Tower and Baku National Stadium, Azerbaijan; and Lotte Hanoi Center. Her work on Baku National Stadium, Azerbaijan received the ENR Global Best Project Award in 2015 and…
CTBUH Designated Expert
CTBUH Roles
Diversity & Inclusion Committee, Co-Chair (2020 – Present)
Annual Conference, Presenter (China 2016; Chicago 2019)
Working Group: Outrigger Design, Co-Chair (2011 – 2012, 2016 – 2017)
CTBUH Initiatives
Videos
10 October 2011
Outrigger System Design Guide from CTBUH Outrigger Working Group to be Released
As outrigger systems have been widely used in supertall building design since 1980's, CTBUH recognized a need for general design guidelines and formed the Outrigger...
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Research
08 August 2017
Frontiers in High-Rise Outrigger Design
Hi sun Choi & Leonard M. Joseph, Thornton Tomasetti; SawTeen See, Leslie E. Robertson Associates; Rupa Garai, Skidmore, Owings & Merrill LLP
In 2012, CTBUH published the first Outrigger Design for High-Rise Buildings Technical Guide. In 2016, the CTBUH Outrigger Working Group felt it would be beneficial...
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Research
17 October 2016
Structural Challenges with the SOCAR Tower in Baku, a New Megacity in the Caspian Region
Hi Sun Choi & Onur Ihtiyar, Thornton Tomasetti, Inc.; Young Kyoon Jeong & Hyungsup Sim, Heerim Architects & Planners
Baku, the capital of Azerbaijan, has been rapidly transforming into a hub of high-rise buildings and cultural centers in the Caspian region. Baku’s population now...
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