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151 Biological Health Hazards in Construction
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Exposure to Biological Hazards

Exposure to biological hazards may occur during demolition, renovation, sewer work, work on air handling systems, or other construction work from contact with contaminated or disease-carrying materials, such as:

Exposure to biological hazards occurs during demolition.
  • soil
  • water
  • insects (mosquitoes, ticks)
  • bird or bat droppings
  • animals
  • structures

The most common biological health hazards in the workplace are found:

  • while working in health care facilities
  • where there is an accumulation of animal waste and the presence of rodents, insects and birds
  • during demolition and remodeling of old structures and buildings where there is likely the presence of mold
  • when removing plants, trees and other foliage during landscaping and clearing operations

Knowledge Check Choose the best answer for the question.

1-2. Where is a common workplace with exposure to biological health hazards?