• Tree with woodpecker holes
    May 1, 2023

    In the February 2023 issue of TCI Magazine, we reviewed some important mechanical concepts that arborists should know to better understand the likelihood of tree failure (“What Is Tree Biomechanics, and Why Should I Care?”). From that article, we learned [...]

  • February 1, 2023

    Biomechanics is the combination of two sciences – biology and physics. It’s the study of biological organisms from a mechanical perspective. Mechanics is the study of objects’ motion and is based on Newton’s three laws of motion. Those three laws [...]

  • drop tests tree rigging
    November 1, 2019

    Figure 1. In drop tests, the lead of the rope (True Blue in the image) was secured to a load shackle using a figure-eight loop. The load shackle also was secured to a webbing sling supporting three steel barbell plates [...]