Safety Week Partner CNA Shares Top Loss Trends

May 5, 2025

CNA released the top loss trends in construction and the mechanical industry from their book of business, highlighting workers compensation, auto, and general liability loss drivers. The slide deck includes several Safety Week resources that can support your company’s activities during the week, which runs from May 5-9.

Top Three Loss Drivers for Mechanical and Plumbing (by severity)

Workers Compensation

  1. Manual material handling
  2. Falls from elevation
  3. Struck by incidents

General Liability

  1. Construction defect
  2. Leak/seep/water damage
  3. Fire/explosion

Auto

  1. Rear-end collisions
  2. Changed lanes
  3. OV rear end

Please review and download the slide deck to learn more.

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