There are a lot of dangerous jobs out there. A requirement for employers to better protect workers is to provide "personal protective equipment" (PPE) when necessary.
The idea of someone backing over another person seems absurd, but unfortunately it does happen -- especially on construction sites and among professional drivers. Even more tragically, these accidents cause dozens of fatalities every year.
You should never have to put yourself at risk for illness or injury just to keep a job. That principle certainly applies to occupational hearing loss, which continues to be one of the most widespread workplace safety concerns nationwide, according to the Occupational Safety and Health Administration. Luckily, it is possible to obtain workers' compensation benefits if your job causes you to lose at least 10 percent of your hearing.