Physical, chemical and biological hazards on construction site

Monitiring Sampling

Physical Hazards

Chemical Haz.

Biological Haz.

identify hazards

 Falls, slip and trips, extreme heights on ladders, falling from rooftops, machinery failure, unguarded machinery, being struck by heavy construction equipment, electrocutions

lead, welding emissions, accidents, chemicals from roofing and pavement tar, engine exhaust fumes

Silica dust, asbestos

assess worker exposures

locate potential sources of contamination

evaluate uncertain exposures

identify the need for further sampling

determine the level of personal protection needed

evaluate the effectiveness of existing controls and work practices

determine compliance with government regulations