Sound Reduction 793C XQ Mining Truck. Jim Humphrey– Global Mining. Why/Purpose: Comply with NSW Industrial Noise Policy Meet Market Demands Preserve the Quality of Life Sound Level goals - ISO6393,ISO6395 110 dB(A) STATIC 113 dB(A) DYNAMIC. 793C SOUND REDUCTION.
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Jim Humphrey– Global Mining
Determine Noise levels
Sound Model -
Measure Source Noise
Environmental Impact Statement -
Consider Mitigation Options
STATIC (SPECTATOR SOUND)
Combined effect of sound reduction treatments = 9 dB(A)
- Per ISO6393
- 1 truck now emits same level of sound as 8
- Operator sound reduction = 7 dB(A)