Nearly 40 percent of all occupational deaths occur as a result of transportation-related incidents. A majority of them occur in traffic work zones. Many are not road construction workers but rather tradespeople, including electrical workers, who must work in or near roadways.
On a daily basis, we hear sounds and noise in our environment from a variety of sources, such as television, radio, household appliances and traffic. However, these everyday sounds are usually at a safe volume.