Flag persons are often located in highway and street work zones
Correct answer
- to determine the amount of alcohol in a driver's blood.
- to stop, slow, or guide traffic safely through construction areas.
- to slow vehicles to a lower speed limit posted ahead.
Explanation
Flag persons (flaggers) are often located in highway and street work zones to stop, slow, or guide traffic safely through these areas. Flaggers wear orange vests, shirts, or jackets and use red or orange flags or STOP/SLOW paddles to direct traffic through work zones.
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