Practice question

Where are Type C steady-burn warning lights most effectively deployed in a nighttime temporary traffic control zone?

  1. On advance warning signs located 1 mile upstream.
  2. On flagger STOP/SLOW paddles to illuminate sign faces only.
  3. On barricades blocking full road detour entrances.
  4. On channelizing devices along tapers and curves at night.

Answer: D — On channelizing devices along tapers and curves at night.

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