The Division of Mines Operator Assistance Section provides assistance to underground mine operators in the areas of roof control, ventilation, and electrical systems. Technical specialists in this section help mine operators solve problems in addition to providing advice on health and safety matters within their field of expertise. This includes reviewing and evaluating required health and safety plans submitted by the mine operator. Technical specialists do not perform enforcement activities, such as issuing notices of violations. However, they may issue closure orders in cases of imminent danger. Additional duties of the technical specialist staff include conducting mine site safety talks and participating in investigations of complaints and accidents.