Lập kế hoạch & Dự toánCâu 280 / 360
On a plumbing riser diagram, what does the drawing primarily show?
a.A vertical, not-to-scale schematic of how piping rises through the floors and connects stacks, branches, and fixtures
b.The exact horizontal dimensions of every pipe on the site
c.The property survey and lot lines
d.The electrical panel schedule
Giải thích
A riser diagram is a vertical schematic, usually not to scale, showing how stacks, branches, vents, and fixtures connect from floor to floor. It clarifies the system's vertical relationships that a flat plan view cannot. Estimators use it with the floor plans to count vertical footage and stack fittings.
Luyện miễn phí toàn bộ 360 câu hỏi — không cần đăng ký.
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