A walk through the plant should be rather uneventful, but the situation can change in a hurry if you don't stay alert. This is particularly true for employees leaving their own areas or departments.
Typically, electricity is provided to your building or facility by way of underground or overhead power lines originating from a nearby electrical power plant. The power lines feed into your electrical breaker panel(s). Each breaker in a panel represents a circuit supplying electricity to a designated area of your building.