1. Noise

2. Tasks Recognise different types of ear protection. Know typical noise levels of construction equipment in use Identify the level at which damage to hearing occurs

3. Noise Do you know the dangers to your hearing whilst working in construction ?

4. How much noise do we encounter? Noise is measured in decibels dB. The human ear can hear noise in the range from 1dB to 150dB Your hearing can be damaged when the noise is above 80dB

6. 30 dB 50 dB 70 dB 80 dB 85 dB 100 dB 120 dB

7. PPE PPE can offer protection from hearing damage.

8. Using the handouts find the following. The cheapest ear defenders? The ear defenders which provide the best reduction in dBs ? Which ear plugs provide the lowest reduction in dBs

9. Typical equipment LEGEND a.Mitre saw b.Hand drill c.Chop saw d.Hammer drill e.Metal shears / cut off saw f.Chain saw g.Impact wrench h.Stihl saw / grinder i.Belt sander j.Tile saw k.Circular sander l.Router m.Planer n.Table saw o.Morticer

10. Any questions?

11. Quiz 1.Name two types of hearing protection. 2.What is the measurement (unit) for sound. 3.Above what level does hearing damage occur. 4.Typical range of sound produced by construction equipment.

12. Noise Outcomes Recognise different types of ear protection. Know typical noise levels of construction equipment in use Identify the level at which damage to hearing occurs