Field duties require that the employee work in close proximity to heavy roadbuilding and construction equipment (dump trucks, loaders, cranes, crushers, pavers, cold planers, material transfer vehicles, stabilizers, wheel loaders, excavators, skidders, feller buncher, chippers, grinders etc.) and traffic associated with mines, road construction, forestry and recycling sites.
Shop manufacturing environment exposures include exposure to moving mechanical parts, machinery, tools and equipment, vibration, fumes or airborne particles, motorized vehicles, welding and machining operations, outside weather conditions and exposure to the risk of electric shock.