第四章屋顶

1.What to do if a truss is defective? 1.若桁架存在缺陷应如何处理？

A. Notify homeowner A. 通知房主

B. Have engineer check it B. 请工程师检查

C. Send back to manufacturer C. 退回给制造商

D. Ask inspector for approval D. 向检查员申请批准

2.Where is metal flashing not typically installed? 2.哪些地方通常不安装金属防水板？

A. Roof ridge A. 屋脊

B. Around windows/doors B. 窗户 / 门周围

C. Deck connections C. 露台连接处

D. Roof-to-wall intersections D. 屋顶与墙体交界处

3.What is the placement method for hip-jack rafters? 3.斜顶椽子是如何放置的？

A. Connect to ridge and top plate A. 连接屋脊和顶梁板

B. Face opposite off hip/valley B. 与屋脊 / 天沟相对布置

C. Connect to common rafter and valley C. 连接普通椽和天沟椽

D. Staggered connection to ridge D. 与屋脊交错连接

4.How to install drainage on a flat roof? 4.平屋顶如何安装排水？

A. Ensure slope >2:12 A. 确保坡度大于 2:12

B. Use seamless gutters B. 使用无缝排水沟

C. Let water roll to landscape C. 让水流入景观区域

D. Install downspout and curbs D. 安装落水管和路缘

5.What goes under felt paper? 5.油毡纸下方应铺设什么？

A. 2 layers of plywood A. 两层胶合板

B. 1 layer of plywood B. 一层胶合板

C. Building paper C. 建筑用纸

D. Lath D. 板条

6.What roof framing acts as a beam with tension/compression members? 6.哪种屋顶框架构件作为兼具受拉 / 受压构件的梁？

A. Truss A. 桁架

B. Common rafter B. 普通椽子

C. Ridge C. 屋脊

D. Jack rafter D. 短椽