Framing & StructuralCâu 335 / 700
At the ends of I-joists that rest on a wall, a continuous member closing the joist ends and transferring vertical/lateral load is called what?
a.A ledger
b.A collar tie
c.A rim board (rim joist)
d.A purlin
Giải thích
A rim board (rim joist) runs continuously along the ends of I-joists, closing the floor, providing bearing for the wall above, and transferring vertical and lateral loads. A ledger attaches a structure to a wall, a collar tie is a roof member, and a purlin supports rafters.
Trích dẫn luật: 2025 CA Residential Code §R502.11Luyện miễn phí toàn bộ 700 câu hỏi — không cần đăng ký.
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