CEA Safety Standards & Regulations 2

Question 1

Under OSHA 29 CFR 1910.303, what is the minimum working space clearance in front of electrical equipment rated 0–150 volts to ground?

Accepted Answer

3 feet

Answer

OSHA requires a minimum of 3 feet of working space in front of electrical equipment for voltages 0–150V to ground (Condition 1).

Question 2

Which NFPA standard specifically governs electrical safety in the workplace?

Accepted Answer

NFPA 70E

Answer

NFPA 70E is the Standard for Electrical Safety in the Workplace, covering arc flash, PPE, and safe work practices.

Question 3

What does an Energized Electrical Work Permit require before beginning work on live circuits?

Accepted Answer

Written justification, hazard analysis, and signatures from qualified persons

Answer

NFPA 70E requires an Energized Electrical Work Permit to include written justification, shock/arc flash hazard analysis, required PPE, and approval signatures.

Question 4

Which color is OSHA-designated to indicate caution or a potential hazard on safety signs?

Accepted Answer

Yellow

Answer

OSHA designates yellow as the standard caution color, warning workers of potential hazards that are not immediately life-threatening.

Question 5

When must an apprentice electrician report a workplace electrical hazard under OSHA regulations?

Accepted Answer

Immediately upon discovery

Answer

OSHA requires workers to report hazards immediately so corrective action can be taken before an injury occurs.

(CEA) Certified Electrical Apprentice Practice Test

(CEA) Certified Electrical Apprentice Practice Test

CEA Safety Standards & Regulations 2