Punitive damages are only awarded to an injured plaintiff when the wrongful behavior of the defendant was despicable or reprehensible. A common scenario where punitive damages are awarded arises when a defendant is found guilty of wanton or malicious acts or of fraud.
Wikipedia has an article on: speed cushion. Wikipedia. speed cushion (plural speed cushions) A form of speed bump, often one of a series, that allows larger (especially emergency) vehicles to straddle them without slowing down.
Space Cushion. To be a safe driver you must manage the road space around your car. Good drivers keep a safe following distance so they can see well. The more space you allow between your car and the car ahead, the more time you will have to see a hazard down the road and the ability to avoid it.