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To Enhance Your Webinar Experience Teleconference info:Teleconference info: Call-in: (888) 394-8197Call-in: (888) 394-8197 Passcode: 793682#Passcode: 793682# Phone lines are automatically muted once connected.Phone lines are automatically muted once connected. Use the Q&A panel (not Chat) in WebEx anytime during presentation; questions will be addressed as appropriate.Use the Q&A panel (not Chat) in WebEx anytime during presentation; questions will be addressed as appropriate. Thank you for joining today! We will begin shortly.Thank you for joining today! We will begin shortly. 1
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ITS Technical Presentation Series Automated Signal Performance Measures ITE Webinar Series Review October 22, 2014 Jamie Archambeau, PE, PTOE Whitney Nottage, PE, IMSA II 2
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Jamie Archambeau, PE, PTOE Graduated from Michigan Technological University 11 years with Atkins Experience includes traffic engineering and transportation planning Registered PE in Colorado and New Mexico Current position: Project Manager
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Whitney Nottage, PE, IMSA II Graduated from the University of Central Florida 6 years with Atkins Experience includes ITS/ATMS design, traffic engineering and operations Registered PE in Florida, Georgia, and Alabama Current position: Corridor manager for GDOT’s RTOP
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Items to be Covered What are Automated Signal Performance Measures (SPMs)? History of SPMs Planning benefits Operations benefits Design benefits How to get Automated SPMs Summary All graphics and data presented today are pulled from the ITE Automated SPM webinar series presentations and the TIG website 5
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What are Automated Signal Performance Measures? 6
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What are Automated SPMs? Advanced data displays Asset management tool Eases field maintenance Aids timing and coordination Assists planning 7
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What is high-resolution data? 8 Research for developing new performance measures Enumeration definitions for controller events developed Data was characterized as “High- Resolution Data”
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High-Resolution data collection Controllers capable of high-resolution data logging *Manual data collection can be done if communications not available 9 Events are logged Data files are retrieved* Data is translated InterpretationAnalysis Data is archived
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History of SPMs
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Used by INDOT, UDOT, MNDOT NCHRP accepted 2013 focus technology More high-resolution data capable controllers National Traffic Signal Report Card scoring 11
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History of SPMs 12
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Planning benefits
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Planning Benefits Prioritize signal timing Executive reporting Justify investments 14
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Planning Benefits
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Operations Benefits
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Data analysis options Phase termination charts Coordination diagrams Approach speed diagrams Turning movement counts 21
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Operations benefits Identifying equipment issues Verifying / addressing complaints 22
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Operations Benefits EXAMPLE: Identifying broken equipment 23 Phases maxing out in the middle of the night Metric: Purdue Phase Termination
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Operations Benefits COMPLAINT: Cycle is too long 24 Metric: Split Monitor
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Operations Benefits COMPLAINT: Not enough green time 25 Metric: Split Monitor
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Design Benefits
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Design benefits Calculating clearance intervals TOD schedule Calculate splits Fine-tuning plans 27
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Design Benefits Calculating clearance intervals 28 Metric: Approach speed chart
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Design Benefits Determining TOD schedule 29 Metric: Turning movement counts
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Design Benefits Calculating splits with lane-by-lane turning movement counts 30 Metric: Turning movement counts
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Design Benefits Fine-tuning new coordination plans 31 Metric: Arrivals on Red Mainline turns green Mainline turns yellow, then red
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How to get Automated Signal Performance Measures
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Infrastructure Required Controller Communication Network equipment Detection 33
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Infrastructure Required 34
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Infrastructure Required Communications network Interconnect A server A website or interface 35 Get.dat files Translate.dat files to.csv Store and archive data in a database
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Infrastructure Required 36
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Summary 37
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Summary Learn More Complete system audits Maintenance Timing prioritization Performance reports 38
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Whitney Nottage Whitney.Nottage@atkinsglobal.com (678) 247-2417 (407) 506-2565 For more information please contact 39 Jamie Archambeau Jamie.archambeau@atkinsglobal.com (720) 475-7097 (303) 345-8738 Or visit http://tig.transportation.org http://udottraffic.utah.gov/signalperformancemetrics http://dotapp7.dot.state.mn.us http://docs.lib.purdue.edu/jtrpaffdocs/3/
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