Buttressed core is a structural system for high buildings, consisting of a hexagonal core reinforced by three buttresses that form a Y shape.
It also eliminates the need for column transfers, and moves loads in a smooth path from the building's top into its foundations.
The buttressed core was invented by the Skidmore, Owings & Merrill engineer Bill Baker.
[1] It was first used in Tower Palace III in Seoul but its ability to support higher buildings than ever before was first demonstrated in Burj Khalifa in Dubai.
[2] The buttressed core structural system offers several advantages over traditional methods: Despite its benefits, the buttressed core system also has some drawbacks: