The roof has a structure of cross-laminated timber - an engineered material made up from thin layers of bonded wood, which in this instance is locally sourced black spruce.
屋顶使用了由薄层胶合木组成的交错木结构，这取材于当地黑云衫的实木材料。
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Berensson proposes that the 40-storey structure could be made from cross-laminated timber (CLT), a type of engineered wood made from sections of laminated wood.