Any type of materials that will help understand the functional organization of the contractor, or to identify individuals who may have had responsibility for operations within a facility. These types of materials are useful when studying a facility because they enable the researcher to identify key personnel who were involved with certain projects and to contact these persons, when necessary, to help understand the nature of the plant operations and potential exposures that occurred in specific areas of the plant. Therefore, all records containing identifying information for employees at a specific facility are of great value. Marital Status Work History Work records indicating the type of jobs performed over specific periods of time are extremely useful. Reassignments and Work Restrictions Job or Task Descriptions and Performance Appraisals Medical Data Medical records, records of treatment, incident or accident report, and company health insurance records may be useful for epidemiologic studies.
Many studies compare death rates in worker populations with rates in other populations.
Estimated Total Whole Body Dose and Associated Dates Individual Dosimeter Types Partial Body or Skin Doses and Associated Dates Internal Radiation Internal radiation exposure records for workers must be retained. Other records that relate to the calibration, sensitivity, type, location of the equipment used for personnel monitoring, surveying, air sampling, etc., are quite useful, especially if they can be linked to specific processes, areas, buildings, and personnel. Information describing the general requirements followed by the facility for the provision of various personnel monitoring equipment, examinations, or testing is also desirable.