This discussion began on July 19, 2025, when a climber using the handle DRBetz started a thread on the TreeBuzz forum titled “Let’s Talk About Electrical Awareness.” Within a few days, the post had drawn replies from more than a [...]

We went through the upcoming revision of the ANSI Z133 Safety Standard, pulling out and listing here in sequential order all the relevant parts that affect lift operations near conductors. These apply to conventional truck-mounted lifts as well as “boom-supported [...]

Electrical hazards to tree workers are, for the most part, within the realm of those who access tree canopies. True, we do have electrocutions and electric-shock injuries among ground workers, but they are the minority. Tree canopies and electric supply [...]

Arborists work within an array of regulations, standards and policies. The foundation for these is the federal Occupational Safety and Health (OSH) Act of 1970. This Act mandated that workers have a safe and healthy workplace environment. There are two [...]

Part 1 of Chapter 4, Safe Work Practices (TCI Magazine, March 2024), covered the job hazard analysis (JHA), work plan and job briefing. This article, Part 2 of Chapter 4, Safe Work Practices, focuses on arboricultural operations near overhead power [...]