by maallini doraisingam

03dip10f1117

Hirarc

Hirarc is hazard identification,risk assessement,and risk control.

Classification of hazard

a.) physically-noise,vibration,heat,etc.

b.) biological-radiation,virus,hiv,aids.

c.) Chemical-acid,poison

d.) Physhological-demotiyated

e.) Ergonomic-workplace design

Hazard identification

a.) observation

b.) report

c.) detector

Risk assessment

Process of estimating the magnitude at risk and deciding whether or not the risk is tolerable.

Risk control

1. Elimination

2. Substitution

3. Isolation

4. Engineering

5. Administrative

6. Work practice