Research


Scope and Content Note

This series contains occupational health investigation files of the Division of Industrial Hygiene (DIH), mostly for manufacturing and industrial companies. It includes records of most medical and related investigations regardless of whether the investigation originated from a request by the Worker's Compensation Board, a complaint, or a DIH initiated survey. The series includes the following types of records and information: "Assignment and Report Digest Sheets" from various DIH units containing plant location, activity (e.g. investigation, special study, or facility plan review), staff member assigned, findings, including the nature of the physical or chemical hazards, summary of data collected, and the origin of the investigation (e.g. a request from the Division of Industrial Safety Standards, the Worker's Compensation Board, or a special study); short narrative reports containing descriptions of the plant, work site hazards, working conditions, and recommendations; data recorded from site visits or laboratory analysis on sound levels, ambient particulant matter, and minerals and chemicals; applications for approval, engineering surveys, equipment plans, literature on equipment, published literature on equipment and certificates of final approvals for equipment installation containing information on a factory's physical plant and equipment, as well as the review and approval process for new plant construction and equipment installation; and correspondence between DIH and factory managers, other divisions in the Department of Labor, labor unions, and other state agencies containing information on the results of investigations, reported hazards, and recommendations to remediate hazards.