Traffic Signal Performance Measures by Grant S Sanders

Traffic Signal Performance Measures

by Grant S. Sanders, P. E. VDOT NWRO Regional Signal & Freeway Operations Engineer 540 -332 -9144 grant. sanders@vdot. virginia. gov 2

SIGNAL PERFORMANCE METRICS IN NWRO “Automated Traffic Signal Performance Measures Helping Traffic Engineers Manage Data to Make Better Decisions” ITE Journal, March 2014 Make this happen Okay. Sounds good. ? ? $$$$$ 3

Signal Performance Metrics Virginia Implementation • US 29 • • • Fall 2015 Albemarle County, VA Corridor of Statewide significance AADT - Approx. 55, 000 vpd Access control issues Heavy commercial/retail frontage 18 signals in about 8 miles Coordinated signal system Undergoing major construction project • Grade separated intersection • Extension of parallel road • Widening for extra lanes 4

Signal Performance Metrics Virginia Implementation MONEY!! • US 29 • • • UPGRADED INFRASTRUCTURE • • DETECTION – lane by lane • • • ADVANCED SIDE STREETS SIGNAL CONTROLLER • • SIEMENS M 50 WITH LINUX OS HIGH SPEED COMMUNICATIONS • • • FIBER RING RESOURCE SHARING AGREEMENT UNDERGROUND RESOURCE SHARED FIBER RADIOS CELLULAR COMMUNICATIONS • ETHERNET BRIDGE LEASED SERVICES FOR BACKHAUL • UDOT ASSISTANCE • Mark Taylor, Signal Operations Engineer Shane Johnson, Software Programmer • • • Programmed NWRO SPM server 5

Traffic Signal Performance Measures Workshop • • • Salt Lake City, Utah January 26 -27, 2016 VDOT invited to attend by National Operations Center of Excellence (NOCOE) • • • AASHTO ITE ITS America Support from FHWA Purpose of Workshop • • • State of the Practice Share experience Where does it go from here? 6

Traffic Signal Performance Measures Workshop 7 Clayton, R. Automated Traffic Signal Performance Measures, AASHTO Innovation Initiative 2013 Focus Technology. Automated Traffic Signal Performance Measures Workshop. 2016. http: //dx. doi. org/10. 5703/1288284316018

Traffic Signal Performance Measures Workshop • Carlos Braceras - Executive Director of UDOT • Operations has support from the highest level • Big focus with UDOT • Committed to have a world-class signal system • Set clear goals • Measurables • Demonstrate you can make a difference 8

Traffic Signal Performance Measures Workshop • Rob Clayton • “Everyone should have SPMs” • Source code is free to the public from UDOT • Download agreement 9 Clayton, R. Automated Traffic Signal Performance Measures, AASHTO Innovation Initiative 2013 Focus Technology. Automated Traffic Signal Performance Measures Workshop. 2016. http: //dx. doi. org/10. 5703/1288284316018

Traffic Signal Performance Measures Workshop • Rob Clayton • Tout our accomplishments • UDOT marketing green light commercial • https: //www. youtube. com/watch? v=Ol 8 l. KMw. VBk 0 10

Traffic Signal Performance Measures Workshop • Mark Taylor – UDOT Statewide Signal Operations Engineer • UDOT SPM Summary 11 Taylor, M. Overview of UDOT SMP System. Automated Traffic Signal Performance Measures Workshop. 2016. http: //dx. doi. org/10. 5703/1288284316022

Traffic Signal Performance Measures Workshop • Darcy Bullock – Purdue University Professor – Traffic Engineering • Need to share our successes • Have to get the data back and share it • How? – Signal Performance Metrics • Presentation 12

Traffic Signal Performance Measures VDOT NWRO Configuration 13

Traffic Signal Performance Measures VDOT NWRO Site 14

Traffic Signal Performance Measures VDOT NWRO Site 15

Traffic Signal Performance Measures Purdue Coordination Diagram US 29 @ Polo Grounds Rd. 16

Traffic Signal Performance Measures Purdue Coordination Diagram Operational Benefits CREDIT: http: //aii. transportation. org/Documents/ATSPMs/atspms-itewebinar-part 104092014. pdf (Information from Utah DOT) 17

Traffic Signal Performance Measures Purdue Phase Termination US 29 @ Polo Grounds Rd. 18

Traffic Signal Performance Measures Maintenance Benefits CREDIT: http: //aii. transportation. org/Documents/ATSPMs/atspmsitewebinar-part 1 -04092014. pdf (Information from Utah DOT) 19

Traffic Signal Performance Measures Maintenance Benefits CREDIT: http: //aii. transportation. org/Documents/ATSPMs/atspms-itewebinarpart 1 -04092014. pdf (Information from Utah DOT) 20

How did we use SPMs during US 29 Construction? Before 21

How did we use SPMs during US 29 Construction? After 22

Questions? 23