Barrie By-law 2006-140, s. 4 — Concussion - Cautionary Limit Subject to section 5 the peak pressure level limit for concussion resulting from blasting operations in a mine or quarry is 120 dB
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Concussion - Cautionary Limit Subject to section 5 the peak pressure level limit for concussion resulting from blasting operations in a mine or quarry is 120 dB.
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- 2 Technical Definitions The technical terms used in this Publication are defined in Publication NPC-101 - Technical Definitions
- 3 Measurement Procedures All measurements of peak pressure level and vibration velocity shall be made in accordance with the “Procedure for Measurement of Sound and Vibration due to Blasting Operations” set out in Publication NPC-103 - Procedures, section 5
- 5 Concussion - Peak Pressure Level Limit If the person in charge of a blasting operation carries out routine monitoring of the peak pressure level, the peak pressure level limit for concussion resulting from blasting operations in a mine or quarry is 128 dB
- 6 Vibration - Cautionary Limit Subject to section 7 the peak particle velocity limit for vibration resulting from blasting operations in a mine or quarry is 1.00 cm/s
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