Hard, smooth surfaces bounce sound. #AREsketches
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Halving audible sound doesn’t actually halve the number. #AREsketches
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For linear noises, 2x distance only reduces sound by 3 decibels. #AREsketches
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A doubling of space (typically) reduces point-source noise by 6 decibels. #AREsketches
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Ran out of #AREsketches bookmarks (positive problem). Time to make more!
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Barrier density should be about 5lbm/ft² – plateaus after. #AREsketches
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The more effective height available, the more *effective* the barrier. #AREsketches
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Noise barrier design theory involves some simple math. #AREsketches
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The sharper the angle, the harder for noise to pass. #AREsketches
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Solid barriers block high freq better than low. Think about a car bass stereo. #AREsketches
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