Individuals in safety sensitive roles (i.e., role where impaired performance could credibly result in fatality or permanently disabling injury), with or without an accommodation cannot have: an uncontrolled condition which is likely to cause loss of consciousness or ability to control a motor vehicle or other large machinery. Must have the ability to work in extreme conditions, including but not limited to changing weather conditions, dust, mud, varying levels of noise from low to high decibels, varying degrees of light/dark, in and around artificial light, and in a confined work area.