Turing Registry

Turing Registry · TR-10737

JUNCTION 9

Traffic signal optimization. Operated by Municipality of Southton Springs.

Summary

Adaptive signal timing for 196 intersections in Southton Springs, adjusting phase lengths to measured traffic every few seconds.

License conditions

  1. Minimum pedestrian crossing times are set by city engineers and may not be shortened.
  2. Changes affecting more than ten intersections are reviewed by a human engineer.
  3. Emergency vehicle preemption takes precedence over all optimization.

The Registry’s standard conditions also apply:

  • 4.2 The system’s ethical constraints remain active and unmodified at all times.
  • 6.1 Any incident affecting the system is reported to the Registry within 72 hours.
  • 7.3 A named human contact is reachable and answers for the system.

Filing history

  1. Licensed for traffic signal optimization.

  2. A vehicle stopped unexpectedly in traffic after a sensor fault. Reported within 24 hours; no injuries and no breach of license found.

  3. Annual audit completed with no findings.

Also filed by Municipality of Southton Springs