Turing Registry

Turing Registry · TR-01045

ZEPHYR GREENWAVE

Traffic signal optimization. Operated by City of East Kingsvale.

Summary

Adaptive signal timing for 597 intersections in East Kingsvale, 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.

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. Renewal filed and approved.

  3. Renewal filed and approved after an independent evaluation.

  4. Renewal filed and approved.

  5. Renewal filed and approved.

  6. Renewal filed and approved.

  7. Renewal filed and approved.

  8. Renewal filed and approved after an independent evaluation.

  9. Renewal filed and approved with no change to scope.

  10. Renewal filed and approved.

  11. Renewal filed and approved with no change to scope.

  12. Renewal filed and approved.

  13. Review opened after the operator changed the system’s model without notifying the Registry.

Also filed by City of East Kingsvale

All 25 filings by this operator →