An toànCâu 1353 / 1605
Job-made and manufactured ladders must be capable of supporting their intended loads. A ladder should be selected so its duty rating:
a.Meets or exceeds the total weight of the user plus tools and materials
b.Is irrelevant to safety
c.Only matters for metal ladders
d.Is always the lightest available
Giải thích
Ladder duty ratings (e.g., Type IA 300 lb, Type I 250 lb) must exceed the combined weight of the worker plus tools and materials. Overloading a ladder can cause structural failure.
Trích dẫn luật: 29 CFR 1926.1053(a)Luyện miễn phí toàn bộ 1605 câu hỏi — không cần đăng ký.
Câu hỏi liên quan cùng chủ đề
- California law adds a special requirement for trenches or excavations 5 feet or more deep into which a person must descend: a detailed plan for worker protection must be prepared when the trench is:
- Certain high-hazard construction work — trenches 5 feet or deeper requiring shoring, and construction of structures more than three stories or 36 feet high — requires the contractor to obtain what from Cal/OSHA before starting?
- A protective system that uses a trench box or shield to protect workers is called:
- Cutting the excavation walls at an angle inclined away from the excavation to prevent cave-in is called:
- When a break in elevation of 19 inches or more exists and no ramp/runway/stairway is present, the employer must provide:
- OSHA requires that persons who erect, dismantle, move, or inspect scaffolds be trained by a competent person to recognize hazards. This training must be:
Cập nhật gần nhất: · quy trình kiểm tra
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)