CEA Jobsite Safety Procedures 2

Question 1

What is the minimum approach distance an unqualified worker must maintain from an energized 480V overhead line?

Accepted Answer

10 feet

Answer

OSHA requires unqualified persons to stay at least 10 feet away from energized lines up to 50kV.

Question 2

A 'hot work permit' is typically required before performing which of the following tasks on a jobsite?

Accepted Answer

Grinding metal near flammable materials

Answer

Hot work permits are required for operations like grinding, welding, or cutting that produce sparks near flammable or combustible materials.

Question 3

When should an electrical apprentice inspect their personal protective equipment (PPE)?

Accepted Answer

Before each use

Answer

PPE must be inspected before each use to ensure it is free of damage and will provide the intended protection.

Question 4

Which OSHA standard governs electrical safety in general industry workplaces?

Accepted Answer

29 CFR 1910 Subpart S

Answer

29 CFR 1910 Subpart S covers electrical safety standards for general industry workplaces.

Question 5

What is the purpose of a safety data sheet (SDS) on a construction jobsite?

Accepted Answer

To provide hazard and safe handling information for chemicals

Answer

An SDS provides detailed information about chemical hazards, safe handling, storage, and emergency procedures.

(CEA) Certified Electrical Apprentice Practice Test