OH&S does not perform workstation ergonomic evaluations. However, the links below may be used to learn more about ergonomics (the study of people's efficiency in their working environment) and how to evaluate a workstation based on guidelines set forth by NIOSH and OSHA.
Back Safety Course
Duke University: Ergonomics
Ergonomics and Musculoskeletal Disorders (CDC/NIOSH)
Ergonomics at Wikipedia
OSHA - Computer Workstations
Proper Seating, Ergonomics, & More