An toànCâu 1348 / 1605
In California, the trench cave-in protection requirement mirrors federal OSHA, applying protective systems at depths of:
a.2 feet or more
b.20 feet or more only
c.10 feet or more only
d.5 feet or more (or shallower if a competent person identifies a cave-in hazard)
Giải thích
T8 §1541.1, like 1926.652, requires cave-in protection at 5 feet or more (and shallower when a competent person sees a hazard), unless the excavation is entirely in stable rock.
Trích dẫn luật: T8 CCR §1541.1Luyện miễn phí toàn bộ 1605 câu hỏi — không cần đăng ký.
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Sen Lin, Người sáng lập PrepPass · Đối chiếu với California CSLB Contractor License Law & Business Exam · Quy trình kiểm tra
Người kiểm duyệt Abraham Chen — Licensed California General Contractor (CSLB License #1101856 — kiểm tra)