| 1. | Concrete crusher or splitter |
|
| | Where the machine, equipment or system is an intrinsic or inherent part of the operation of any machine, equipment or system, the operator’s noise exposure must be 82 dB(A) or below. |
|
| 2. | Plastic granulator or crusher |
|
|
| 3. | Automatic sawing machine |
|
|
| 4. | Metal press or stamping machine |
|
|
| 5. | Machine with active noise control feature |
|
|
| 6. | Any other machine, equipment or system |
|
|
| 7. | Acoustic enclosure for machine, equipment or process |
|
| | Where the noise control device is a distinct entity or accessory and not an intrinsic part of the operation of any machine, equipment or system and where it is installed — |
| (a) | on a new machine, equipment or system, the operator’s noise exposure must be 82 dB(A) or below; or |
|
| (b) | on an existing machine, equipment or system, the operator’s noise exposure must be reduced from above 85 dB(A) to 82 dB(A) or below. |
|
|
| 8. | Acoustic silencer or muffler |
|
|
| 9. | Vibration absorption, isolation or damping device |
|
|
| 10. | Active noise control device |
|
|
| 11. | Detachable personnel acoustic enclosure |
|
| | The engineering noise control measure for any existing machine, equipment or process must reduce the operator’s noise exposure from above 85 dB(A) to 82 dB(A) or below. |
|
| 12. | Acoustic barrier or shield |
|
|
| 13. | Acoustic absorption measure to reduce noise reverberation |
|
|
| 14. | Modification to machines, equipment or processes to minimise noise emission |
|
|