Red Seal Powerline Technician Practice Exam

What is the minimum safe working distance from a live electrical line for lines rated up to 50kV?

1. 2 meters (6.5 feet)

2. 3.5 meters (12 feet)

3. 5 meters (16.4 feet)

4. 1.5 meters (5 feet)

The correct answer is: 3.5 meters (12 feet)

The minimum safe working distance from live electrical lines is a crucial aspect of safety in powerline work, particularly to minimize the risk of electric shock and ensure safety for personnel. For electrical lines rated up to 50kV, the established minimum safe working distance is 3.5 meters (12 feet). This distance helps to account for potential voltage fluctuations and reduces the risk of accidental contact with live conductors. Maintaining this distance is based on industry regulations and guidelines which take into consideration various factors, such as the possibility of equipment failure, environmental influences, and the human factor. Adhering to this distance is also important for the safety of tools and equipment, as any accidental strikes can lead to severe electrical hazards. Other distances specified in the options do not align with the established safety guidelines for high-voltage electrical work. Ensuring awareness of these distances and consistently applying them during operations enhances the overall safety of workers within the vicinity of high-voltage lines.