Sample interview questions: Can you explain the process you follow for installing and maintaining electrical grounding systems in residential properties?
Sample answer:
Installation Process:
- Site Assessment: Inspect the property and determine the grounding electrode system required based on soil conditions and local codes.
- Grounding Electrode Installation: Install grounding electrodes (e.g., driven rods, buried plates) in accordance with code specifications.
- Electrical Panel Bonding: Connect the grounding electrode system to the electrical panel by running a bare copper bonding jumper.
- Equipment Grounding: Bond all electrical equipment (e.g., appliances, light fixtures) to the grounding system using green or bare copper wire.
- Circuit Continuity Testing: Verify the continuity of all grounding connections using a multimeter.
Maintenance Process:
- Visual Inspection: Regularly inspect electrical panels, grounding electrodes, and bonding wires for signs of corrosion, damage, or loose connections.
- Resistance Testing: Pe… Read full answer
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