In addition to chevrons on the rear of emergency vehicles, it is also better to equip other vehicle features with high visibility markings such as high-visibility paint, a passive light that is built in and any other kind of reflectors.
The chevron front-and-rear markings is known to be one that gives conspicuity for a lot of emergency vehicles, and it also helps to lower the rate of accidents.
It is often used when one is in unusual traffic situations such as when stopped in fast-moving traffic, or moving at any other speeds or in other directions.
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