Drainage, Waste & VentCâu 15 / 120
A cleanout is installed on a 2 in horizontal waste line in a finished room. What is the minimum clearance required in front of the cleanout?
a.6 in
b.8 in
c.18 in
d.12 in
Giải thích
Cleanouts on 2 in and smaller pipe require at least 12 in of clearance in front of the opening for rodding, while pipe larger than 2 in requires 18 in. The 18 in figure is the wrong pipe-size row here, and 6 in and 8 in are below any code clearance.
Luyện miễn phí toàn bộ 120 câu hỏi — không cần đăng ký.
Câu hỏi liên quan cùng chủ đề
- Which fitting is acceptable for changing direction from horizontal to vertical in a drainage line?
- Which fitting is required to change direction from horizontal to horizontal in a drainage line?
- A 4 in horizontal building drain runs 340 ft under a warehouse slab. Not counting the cleanout at the upstream end of the run, what is the minimum number of additional cleanouts required for spacing alone?
- A 6 in horizontal drainage line requires a cleanout. What is the minimum size of the cleanout opening?
- Under the UPC, where does the building drain end and the building sewer begin?
- A single 3 in vent stack is 46 ft in developed length and serves a drainage stack. If the code limits a given vent size to a maximum developed length, exceeding that length requires which action?
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