Electrical & PPECâu 67 / 100
On construction sites, what is one acceptable method to protect workers using temporary power from ground faults?
a.Removing all grounding
b.Using bare wires
c.Using GFCI protection on receptacles or an assured equipment grounding conductor program
d.Working in the rain
Giải thích
OSHA requires either GFCI protection on 120-volt temporary receptacles or an assured equipment grounding conductor program on construction sites. GFCIs are the more common and reliable choice. These measures protect against the shock hazards common with temporary wiring and portable tools.
Luyện miễn phí toàn bộ 100 câu hỏi — không cần đăng ký.
Câu hỏi liên quan cùng chủ đề
- What is the primary purpose of a lockout/tagout program?
- Under lockout/tagout, who is allowed to remove a lock from equipment?
- What does GFCI stand for and what does it protect against?
- What is the safest approach when working near overhead power lines?
- What should you do before using an electrical cord or tool that appears damaged?
- Why should the grounding prong on a three-prong plug never be removed?
Cập nhật gần nhất: · quy trình kiểm tra
Đội Ngũ Biên Tập PrepPass · Đối chiếu với OSHA 30-Hour Construction Safety · Quy trình kiểm tra