noun
roof truss; roof frame
Technical term in architecture and construction for the structural framework supporting a roof.
この建物の小屋組は木造です。
The roof truss of this building is made of wood.
小屋組の設計には専門的な知識が必要だ。
Designing a roof frame requires specialized knowledge.
Compound of 小屋 (こや, 'small building' or 'shed') and 組 (くみ, 'framework' or 'assembly'), referring to the assembled structure of a roof.