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Car Riding Over Speed Bump in Residential Area #136340692
Description
Speed bumps are the common name for a family of traffic calming devices that use vertical deflection to slow motor-vehicle traffic in order to improve safety conditions. Variations include the speed hump, speed cushion, and speed table. The use of vertical deflection devices is widespread around the world, and they are most commonly found to enforce a low speed limit, under 40 km/h or lower. Although speed bumps are effective in keeping vehicle speeds down.
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