METRIC | DETECTION NEEDED |
Purdue Coordination Diagram | Setback count (350 ft – 400 ft) |
Approach Volume | Setback count (350 ft – 400 ft) |
Approach Speed | Setback count (350 ft – 400 ft) using radar |
Purdue Phase Termination | No detection needed or used |
Split Monitor | No detection needed or used |
Turning Movement Counts | Stop bar (lane-by-lane) count |
Approach Delay | Setback count (350 ft – 400 ft) |
Arrivals on Red | Setback count (350 ft – 400 ft) |
Travel Time | Historical INRIX or HERE Data |