How do troopers measure speed?

FAQ Answer

The North Dakota Highway Patrol can measure speed with multiple equipment options, to include:

  • Radar - doppler radar with moving and stationary capabilities mounted inside a patrol vehicle
  • LIDAR - a handheld laser speed measuring device used from a stationary position
  • Aircraft - speed is calculated using a time and distance formula
  • Pacing - certified, calibrated speedometers placed in a patrol vehicle that is used to match the speed of a vehicle