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Industrial Hygiene for Non Hygienist


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Branch Medical Advisor ACC,
Adjunct Lecturer Occupational and Aviation Medicine, Otago University
45 Wilson Street, Wanganui, PO box 435

(P28, Thursday 27, Civic Room 1, 1.30)

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Industrial Hygiene for Non Hygienist

  1. 1. Industrial Hygiene for Non Hygienist Towards 2020 Challenges and Changes in OH&S 27 October 2011 Dr. Moazzam Zaidi MBBS,MFOMI, MPH, MPUS, DIH, CIH, CRSP, CCEP Adj. Lecturer Otago University ACC Branch Medical Advisor
  2. 2. Industrial Hygiene
  3. 3. Industrial Hygiene
  4. 4. <ul><li>Introduction of Industrial Hygiene </li></ul><ul><li>Multidisciplinary Team </li></ul><ul><li>Hazards </li></ul><ul><li>Hazard Assessment </li></ul><ul><li>Sampling Methods </li></ul><ul><li>OSHA Hierarchy of Controls </li></ul>
  5. 5. <ul><li>The science and art devoted to the anticipation, recognition, evaluation and control of those environmental factors or stressors arising in or from the workplace, which may cause sickness, impaired health and well being, or significant discomfort among workers or among the citizens of the community. </li></ul>
  6. 6.
  7. 8. <ul><li>Occ. Med IH Safety </li></ul><ul><ul><li>Pre-employ Anticipation Physical </li></ul></ul><ul><ul><li>Periodic Recognition Fire </li></ul></ul><ul><ul><li>Exit Evaluation Policy & P. </li></ul></ul><ul><ul><li>Rx of Com Controls </li></ul></ul>
  8. 9. <ul><li>Chemical </li></ul><ul><li>Physical </li></ul><ul><li>Biological </li></ul><ul><li>Ergonomic hazards </li></ul>
  9. 10. <ul><li>Gas </li></ul><ul><li>Liquid </li></ul><ul><li>Vapours </li></ul><ul><li>Fumes </li></ul><ul><li>Mist </li></ul><ul><li>Dust </li></ul>
  10. 11. <ul><li>Noise </li></ul><ul><li>Vibration </li></ul><ul><li>Temperature </li></ul><ul><li>Radiation </li></ul><ul><ul><li>Ionizing </li></ul></ul><ul><ul><li>Non-ionizing </li></ul></ul>
  11. 12. <ul><li>Bacteria </li></ul><ul><li>Virus </li></ul><ul><li>Fungi (Mould) </li></ul><ul><li>Rickettsia </li></ul><ul><li>Chlamydia </li></ul>
  12. 13. <ul><li>Manual handling </li></ul><ul><li>Repetitive work </li></ul><ul><li>Display screen equipment </li></ul>
  13. 15. <ul><li>Recognition </li></ul><ul><li>Evaluation </li></ul><ul><li>Control </li></ul>
  14. 16. <ul><li>WHMIS Training </li></ul><ul><li>WHMIS Hazard Symbols </li></ul><ul><li>MSDS </li></ul><ul><li>Warning Symptoms </li></ul><ul><ul><li>Headache </li></ul></ul><ul><ul><li>Watery Eyes </li></ul></ul><ul><ul><li>Skin Rash </li></ul></ul><ul><ul><li>Persistent Coughs </li></ul></ul>
  15. 17. <ul><li>Air Sampling </li></ul><ul><ul><li>Direct Reading Instrument </li></ul></ul><ul><ul><li>Indirect Instrument </li></ul></ul>
  16. 18. <ul><li>Combustible Gas Monitors </li></ul><ul><li>Carbon Monoxide Monitor </li></ul><ul><li>Indoor Air Quality Monitor </li></ul><ul><li>Colourimetric Tubes </li></ul>
  17. 19. <ul><li>Air Sampling Pumps with </li></ul><ul><ul><li>Filter (PVC,MCE,GF) </li></ul></ul><ul><ul><li>Tube (Charcoal, Silica Gel) </li></ul></ul><ul><ul><li>Cyclone with Filter (PVC) </li></ul></ul><ul><ul><li>Glass Impinger with Solution </li></ul></ul>
  18. 20. <ul><li>Ministry of Labour (MOL, Provincial) </li></ul><ul><li>American Conference of Governmental Industrial Hygienists (ACGIH) </li></ul>
  19. 21. <ul><li>Threshold Limit Value – Time Weighted Average (TLV-TWA) </li></ul><ul><ul><li>8 hr day or 40 hr week </li></ul></ul><ul><li>Threshold Limit Value – Short Term Exposure Limit (TLV-STEL) </li></ul><ul><ul><li>15 minutes max. </li></ul></ul><ul><ul><li>4 times per day </li></ul></ul><ul><ul><li>60 minutes between exposure </li></ul></ul>
  20. 22. <ul><li>Threshold Limit Value – Ceiling (TLV-C) </li></ul><ul><ul><li>Not to be exceeded for any period of time </li></ul></ul>
  21. 23. <ul><li>Personal Sampling </li></ul><ul><ul><li>Workers Exposure </li></ul></ul><ul><li>Area Sampling </li></ul><ul><ul><li>Airborne Concentration </li></ul></ul>
  22. 24. <ul><li>Grab Samples </li></ul><ul><ul><li>Peak Concentration </li></ul></ul><ul><li>Integrated Air Sampling </li></ul><ul><ul><li>More than one personal sample collect </li></ul></ul><ul><ul><li>To assess 8 hr and 15 min exposures </li></ul></ul>
  23. 25. <ul><li>Engineering controls </li></ul><ul><li>Work practice controls </li></ul><ul><li>Administrative controls </li></ul><ul><li>Personal protective equipment (PPE) </li></ul>
  24. 26. <ul><li>Substitution </li></ul><ul><li>Enclosure </li></ul><ul><li>Isolation </li></ul><ul><li>Change of Process </li></ul><ul><li>Ventilation </li></ul>
  25. 27. <ul><li>How to stand or work in relation to ventilation or shielding </li></ul><ul><li>Proper use of PPE </li></ul><ul><li>Implementation of Safety regulations </li></ul>
  26. 29. <ul><li>Work Schedules </li></ul><ul><li>Job rotation </li></ul><ul><li>Transfer (PEL to non exposure work tasks) </li></ul>
  27. 30. <ul><li>Safety Glasses/Goggles </li></ul><ul><li>Respirator </li></ul><ul><li>Ear Plugs/Muffs </li></ul><ul><li>Apron </li></ul><ul><li>Gloves </li></ul><ul><li>Safety Shoes </li></ul>
  28. 31. <ul><li>WHMIS </li></ul><ul><li>Appropriate use of personal protective equipment (PPE) </li></ul><ul><li>Fall Arrest </li></ul><ul><li>According to requirement of the task </li></ul>
  29. 32. <ul><li>Audiometric Test </li></ul><ul><li>Lung Function Test </li></ul><ul><li>Urine Analysis </li></ul><ul><li>Blood Analysis </li></ul>
  30. 33. <ul><li>IH: Occ. Physician </li></ul><ul><li>Monitors/Controls Monitor </li></ul><ul><li>Workplace Exposure Health Effects </li></ul>Worker