Practice question

What is Average Annual Daily Traffic (AADT)?

  1. The total number of vehicles using a roadway in one year
  2. The average number of vehicles per day over a full year (total annual volume divided by 365)
  3. The maximum daily traffic volume recorded in a year
  4. The average number of vehicles per hour during the peak period

Answer: B — The average number of vehicles per day over a full year (total annual volume divided by 365)

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