prioritization of corridors for adaptive signal control ......july 21, 2015 . basis for project...
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Prioritization of corridors for adaptive
signal control technology
ITE Western District Annual Meeting
Las Vegas, NV
July 21, 2015
Basis for project
MAP-21
Identify need
Planning Time Index (PTI)
PTI Thresholds
ID corridors appropriate for adaptive
control
• Traffic conditions fluctuate often
• Incidents change demand
– Crashes
– Special events
– Preemption
– Weather
• Demanding situations
with few constraints
– Low ped volumes
• System reliability
– PTI differs significantly
from TTI
Travel time benefit
Travel time benefit
Benefit/cost
Benefit/cost
Next steps
Thank you!
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