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Modernist Discipline: Seoul National University Medical Library | Choi Moongyu + Ga.A Architects

Choi Moongyu + Ga.A Architects

written by
Choi Moongyu
photographed by
Namgoong Sun (unless otherwise indicated)
materials provided by
Ga.A Architects
edited by
Bang Yukyung
background

SPACE September 2026 (No. 706) 

 

 

 

 

Architecture Responding to Two Different Frontages

The Seoul National University Medical Library adjoins a landscaped area with a narrow sidewalk to the south and faces a broad open space – the Gyeongmogung Shrine Site – to the west. This dual condition explains why the library, while conceived as a single building, takes on two distinct faces in response to nature and history. Along the wooded side, the existing trees were preserved, while the library was set back as far as possible to widen the sidewalk and landscaped area for visitors approaching the hospital. Here, a glass volume and a brick volume have been positioned alongside the greenery. The column-free, transparent grand reading room opens to the woods in the south, signaling to pedestrians passing by at dawn and in the evening that medical research continues unabated. Facing the Gyeongmogung Shrine Site, a designated cultural heritage site, the space is kept broadly open, while achromatic granite and louvers are used on the façade so that the building serves as a restrained backdrop to its historic setting.

 

 

 

 

 

 

 

 

Balancing the Independence and Connection of Programmes

The new library accommodates programmes of distinctly different characters: the medical library, research and educational facilities, and a main auditorium. Rather than containing them within a single undifferentiated mass, the design seeks to articulate each element through a different spatial character and material expression. Clad in glass, the grand reading room forms an independent and symbolic space at the heart of the library. Reading rooms of varying sizes and configurations are distributed sectionally throughout the brick volume, allowing students to choose between them according to their individual needs. The central hall connects these programmes and their users both horizontally and vertically, while establishing visual links to the main building, the woods, and the Gyeongmogung Shrine Site. A triangular central staircase illuminated by a skylight connects and integrates spaces at different sectional levels, including the individual reading rooms within the brick mass, the grand reading room within the glass mass, and the existing library building.  

 

 

 

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You can see more information on the SPACE No. September (2026).

Architect

Choi Moongyu (Yonsei University) + Ga.A Architects (Koh Daegon)

Design team

Song Bongki, Roh Jinwoo, Min Kyung, Woo Sanghwa, Jeon Yoojin, Kim Hyungsuk, Seo Hyunmin, Lee Siwon, Mun Juhui, Lee Jinseok

Location

103, Daehak-ro, Jongno-gu, Seoul, Korea (Yeongeon-dong)

Programme

education and research facility (library)

Site area

67,012.6m² (Yeongeon Campus, Campus 1)

Building area

2,580.58m²

Gross floor area

15,154.51m²

Building scope

B2, 6F

Parking

77

Height

27.9m

Building to land ratio

3.85%

Floor area ratio

16.72%

Structure

RC, steel frame

Exterior finishing

traditional brick, granite stone, exposed concrete

Interior finishing

traditional brick, granite stone, exposed concrete

Structural engineer

EUN Structure Engineers Co.,Ltd.

Mechanical and electrical engineer

HANA Consulting Engineers Co.,Ltd.

Construction

WOOSHIN E&C

Design period

Jan. 2018–Jan. 2020

Construction period

May 2020–Dec. 2024

Client

Seoul National University

Landscape architect

Ga.A Architects


Choi Moongyu
Choi Moongyu obtained B. Arch and Master of Engineering from Yonsei University, and Master of Architecture from Columbia University. Having worked in Toyo Ito Architects and Hanul Architects, he founded Ga.A Architects in 1999. Till August 2026 he was a Professor of Architectural Engineering at Yonsei University.

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