April 21, 2018 | Author: Anonymous | Category: N/A
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THE MODERN APPLICATION OF TOKYO WOOD BRACKET SYSTEM OF
ANCIENT JAPANESE ARCHITECTURE IN YUSUHARA WOODEN BRIDGE MUSEUM
Tokyo wood Bracket
unique feature of Traditional Japanese arch essential support to the timber frame struc eaves of traditional Japanese buildings a combination system of weight bearing bloc and bracket arms (hijiki) fitted together by joinery alone without gl fasteners
WHAT IS THE
OF TOKYO BRACKET SYSTEM ?
Originated from ancient China Notable architectural component call Dou Gong (wood bracket). • earliest record of the use of Dou-Gong in Zhou Dynasty • widely used in the Spring and Autumn Period
• • • •
In Song Dynasty , form fully developed, style unified , size standardized number of layers used depends on importance of the building Also as a status symbol After Song Dynasty , Dougong become more ornamental 6th century , introduction of Buddhism influences Japanese architecture large scale temple using complicated
HOW DOES IT
AS A STRUCTURAL SUPPORT FOR BUILDING ?
Structural support for building Support weight of horizontal beams that span the vertical columns by transferring the weight on horizontal beams over a larger area to the vertical columns. • To support roof’s weight • The further the eaves extend, the more complex
AT IS THE
METHOD OF TOKYO BRACKET SYST
• Wood is the main material • Multiple interlocking bracket sets formed by placing block (Masu) on a column to provide base for the bow-shaped brackets (Hijiki) that support the beam or another bracket above it.
Yusuhara Wooden Bridge Museum
• Kengo Kuma & Associates • Located at Yusuhara, town in the Kochi prefecture, Japan • a covered gallery pedestrian bridge that connects a hotel and a spa, which had previously been separated by a cliff and a road.
• 154-ft. span • an interlocking beams system developed. • Alternating arrangement of interwoven wooden beams creates a construction which floats in the air, supported by a single central pillar. • Long beams rest above shorter ones , whole structure tapers to a point at a slender central column
• The bridge evokes the traditional construction method of tokyo wood bracket system employed in Japan • By repeating this method persistently to the scale of a bridge, it creates a new expression of architecture while having its authentic Asian appearance.
Wiborg,RS.(2010).Chinese Dou Gong Brackets.1-3.Retrieved from http://www.richardwiborg.com/Chinese_Dou_Gong_Brackets • Zhu,EC.,Chen,ZY.,Pan,JL.,Wang,LN.(2010).Finite Element Modelling Of The Structural Performance Of Dou Gong Brackets Of YingXian Wood Pagoda, June142,2.Retrieved from http://www.ewpa.com/Archive/2010/june/Paper_142.pdf • (2013).Dougong.[website] Retrieved from http://en.wikipedia.org/wiki/Dougong • (2013).Japanese Architecture.[website] Retrieved from http://en.wikipedia.org/wiki/Japanese_architecture • (2013).Tokyō.[website] Retrieved from http://en.wikipedia.org/wiki/Toky%C5%8D • S,Lei.,Y,Guang.,Thetford,A.,Obregon,A.(2012). Yusuhara Wooden Bridge Museum.[website] Retrieved from http://faculty.arch.tamu.edu/anichols/index_files/courses/arch6 31/case/2012/YusuharaMuseum.pdf • Kuma,K.,Carder,N.,Derkowski,K.,Pabila,J.(2012). Yusuhara Wooden Bridge Museum-Red cedar bridge links traditional and contemporary expressions of Asian architecture,Summer2012,23-
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