When and where congestion keeps coming back, averaged over the whole record.
Sensor roads are measured; every other road is reconstructed by the model.
Day
Time of day network average
Click any road to close it (both directions, as an accident, flood or roadworks would)
and see what it does to trips across the city in the weekday morning peak.
Most critical roads added city-wide delay
Only 41 roads have a live sensor; the model infers the other 5,323.
Where would the next sensors improve the picture most?
Proposed new sensor sites traffic carried
Hardest sensors to lose if removed