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JOHN BALL

  • Arborists are exposed to many hazards, from passing traffic to operating at heights.
    June 1, 2024

    Part 8, Chapter 6: Safety Standards

    By John Ball, Ph.D., BCMA, CTSP

      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 [...]

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  • Crews should have a dedicated rescue kit
    May 1, 2024

    Part 7, Chapter 5: Emergency Response and Aerial Rescue

    By John Ball, Ph.D., BCMA, CTSP

    Contact with electrical current is the third-leading source of fatal incidents among arborists. About three-quarters of these incidents are aloft, either to a climber or aerial device operator. This means arborists must know how to perform aerial rescue. They also [...]

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  • People with low skills and knowledge of a task often overestimate their ability to accomplish it. TCIA graphic.
    April 10, 2024

    The Dunning-Kruger Effect and Educating Clients

    By John Ball, Ph.D., BCMA, CTSP

    Everyone providing pruning or removal quotes has come across this situation. You pull up to the next appointment at a house in a well-wooded neighborhood. The homeowner greets you with slight disdain as you meet at the door. You walk [...]

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  • Class E helmets provide only a measure of protection.
    April 1, 2024

    Part 6: Work Practices Near an Electrical Hazard

    By John Ball, Ph.D., BCMA, CTSP

      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 [...]

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  • Conducting a job briefing
    March 15, 2024

    EHAP Revision Series, Part 5: Work Practices Near Utility Conductors: Different Categories of Tree Workers

    By John Ball, Ph.D., BCMA, CTSP

      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 [...]

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