Cấp nước & Phân phốiCâu 45 / 360
A testable backflow assembly such as an RP or DC must be installed so it can be maintained. Which installation requirement supports this?
a.It must be accessible for testing and repair, and not buried or enclosed where the test cocks cannot be reached
b.It must be buried underground for protection
c.It must be installed only in inaccessible ceilings
d.Test cocks must be permanently plugged
Giải thích
Testable assemblies must be installed accessibly so the test cocks can be reached for the required periodic testing and for repair. Burying it, hiding it in an inaccessible ceiling, or plugging the test cocks would prevent the mandatory testing and maintenance.
Trích dẫn luật: 2022 California Plumbing Code (CPC) §603.0Luyện miễn phí toàn bộ 360 câu hỏi — không cần đăng ký.
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