Note: The following article includes the proposed changes to “Section 3, Electrical Hazard” of the ANSI Z133 safety standard. This next Z edition will be published during 2024, and these “Electrical Level” categories will be subject to change. Conducting [...]

Exposure to electric current is one of the many hazard sources during arboricultural operations. But electricity is one of the most unforgiving of these sources. A review of utility data shows that one in four contacts that resulted in an [...]

Basic terminology and how the electric-power system works from generation to the end consumer was covered in Part 1 of this series (TCI Magazine, October 2023). This article will focus on the distribution system. Trees are often near these lines, [...]

Photo 1: If we transmitted the electricity at the voltage generated at the power plant, the voltage has the force to move only tens of miles. Transformers are used to step up the voltage so it can be moved hundreds [...]

Electricity is the only product that is consumed the moment it is created, from the point of generation to end users, through a complex grid of towers, poles, wires and various types of hardware. The vast majority of the grid [...]