Architecture studio Ibuku has completed The Arc gymnasium for a private school in Bali featuring a complex double-curved roof made entirely from bamboo.
The Arc is the latest building to be completed on the site of the Green School ? a private educational institution that promotes sustainability through learning in a natural environment.
Top: The Ark is made from bamboo. Above: it is surrounded by a forest
The building was designed by Green School founders John and Cynthia Hardy's daughter Elora Hardy and her studio Ibuku in collaboration with bamboo architect Jörg Stamm and structural engineering firm Atelier One.
It forms a protective roof sheltering a multipurpose sports court with a floor area of 760 square metres.
The undulating canopy covers a sports pitch The lightweight structure features bamboo arches that support an organically shaped canopy. The 14-metre-high arches are connected by anticlastic gridshells that curve in two directions to create a robust, tensioned structure.
"The concepted structure for The Arc is totally unprecedented," claimed Ibuku project architect Rowland Sauls.
"Embarking on a design never before executed required some bravery and optimism. We were creative and stubborn enough to research and develop the answers needed for the success of the project."
The organically shaped roof was made from bamboo
The building's organic form and structural system were informed by natural systems, in particular the way our ribcages...