Demolition work has its own fair share of hazards. Identifying what these are can help manage the risks. The following are potential hazards of demolition work: power-img2 - Unexpected collapse of the structure - Exposure to silica or asbestos - Falling debris - Falls from one level to another - Being exposed to toxic chemicals that may be present in the ground or that could reek from the demolished materials - The nearness of the building being demolished to other buildings - Location of above and underground services such as telecommunications, sewerage, water, gas, fuel lines, refrigerant in pipes, electricity and chemicals - Hazardous noise as a result of explosives and plant used to carry out demolition work