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How does vibration from blasting differ from an earthquake?

April 26, 2017Blasting differ earthquake vibration

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How does vibration from blasting differ from an earthquake?

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Vibration from an earthquake is low frequency (1-5 Hz) and contains enormous energy. Buildings cannot withstand large shifts in low frequency vibration (which means several centimetres). Vibration from blasting is generally high frequency and shifts are very small (in the range of 0.001-0.1 mm).