ARCHITECTURE EVOLUTION ARCIT the National ITS Reference Architecture

ARCHITECTURE EVOLUTION

ARC-IT – the National ITS Reference Architecture is a “Living Document” § Provides a common framework for planning, defining, and integrating ITS § Continually evolving & growing User Architecture § Version 6. 1 continues support for ITS technical Services Published HRI V 2. 0 1993 1996 ADUS evolution 1997 and deployment 1998 Security V 5 MCO V 4 2002 2003 Version 6. 0 2007 V 3 1999 Version 6. 1 2009 Version 7. 0 2012 CVRIA V 7. 1 2015 ARC-IT 8. 0 2017 v 8. 1, 8. 2 v 8. 3 2018 2019 ARC-IT 9. 0 2020 U. S. Department of Transportation ITS Joint Program Office 2

ARC-IT V 9 Changes § Expanded Communications View and supporting models □ Detailed Solutions to info exchanges □ Gaps/Issues related to the use of standards or information flows USDOT § Support vehicle automation □ Environmental terminators, “Things the Sensors Sense”: ▪ Roadway Environment, ▪ Potential Obstacles, ▪ Vulnerable Road Users, ▪ other Vehicles □ Model advanced detection & institutional dependencies on road operators USDOT U. S. Department of Transportation ITS Joint Program Office 3

ARC-IT V 9 Changes, continued § Incorporated Canada’s ITS Architecture § Split Parking Management: Creative Commons □ Parking Management Center – back-office management, reservations, payment coordination □ Parking Area Equipment – the field portion handles facility/structure management, surveillance, signage Creative Commons U. S. Department of Transportation ITS Joint Program Office 4

ARC-IT V 9 New Service Packages § CVO 05: Commercial Vehicle Parking § CVO 20: International Border Registration § CVO 21: International Border Electronic Clearance (renumbered from CVO 05) § CVO 22: International Border Coordination § MC 10: Asset Tracking § PS 15: Stolen Vehicle Recovery § TM 24: Tunnel Management § TM 25: Wrong Way Vehicle Detection and Warning § TM 26: Signal Enforcement § WX 04: Roadway Micro-Prediction U. S. Department of Transportation ITS Joint Program Office 5

Other New Content § Physical Standards – mapping certain physical and functional objects to standards □ ITE Advanced Transportation Cabinet (ATC) ▪ ITS Roadway Equipment / Signal Control □ US DOT Roadside Unit specification ▪ Connected Vehicle Roadside Equipment § Broke out the ITS Roadway to Other ITS Roadway interface § Updated Architecture Use section, includes newly updated Regional ITS Architecture pages § New Communications Objects: □ Roadside Communications Unit □ Wireless Communications Provider System U. S. Department of Transportation ITS Joint Program Office 6

Version 9. 0 Tools Updates § Both RAD-IT & SET-IT are updated □ Incorporate all of ARC-IT’s new services, objects, communications solutions □ Conversion automates parts of your upgrade process § Other New Features: □ Automated Backup: The Options menu includes settings to establish how often and where a backup can be made for your RAD-IT database or SET-IT project. □ Communications: ▪ In RAD-IT the Standards tab has been replaced with the Communications tab ▪ In SET-IT, complete Communications view and the ability to customize standards mappings and solutions for a project □ RAD-IT Diagrams: can now show ARC-IT’s colors U. S. Department of Transportation ITS Joint Program Office 7

ARC-IT Structure and Organization § Defined around 4 views, Organized by Service Packages U. S. Department of Transportation ITS Joint Program Office 8

ARC-IT Service Package Areas Traffic Management Public Safety Data Management Public Transportation Parking Management Support Maintenance and Construction Commercial Vehicle Operations Vehicle Safety Traveler Information Sustainable Travel Weather U. S. Department of Transportation ITS Joint Program Office 9

ARC-IT Physical View § Depicts: □ Physical objects that interact to deliver services □ Interfaces and flows of information between those physical objects § Identifies options for… □ Interfaces to support ITS services □ Allocation of functionality □ Security safeguards U. S. Department of Transportation ITS Joint Program Office 10

Physical View – Physical Object Classes U. S. Department of Transportation ITS Joint Program Office 11

Physical View- Interconnect Diagram U. S. Department of Transportation ITS Joint Program Office 12

Service Package Example – Situational Awareness Environmental Terminators U. S. Department of Transportation ITS Joint Program Office 13

NEW New for V 9 – Asset Tracking § Can we make work zone items more visible to the AV? § Basic flow of events with variations: □ Tag field assets □ Maintain a database of field asset tag and tagged asset characteristics □ Periodically scan field asset locations ▪ With handheld scanner, by field personnel, OR ▪ With vehicle-based scanner (likely remotely piloted), OR ▪ With an RSE placed in the work zone □ Correlate scanned locations with asset characteristics □ Distribute asset footprint and relevant characteristics to vehicles ▪ Through wide-area wireless, significantly before vehicle enters work zone ▪ Through short-range communications, just before vehicle enters work zone U. S. Department of Transportation ITS Joint Program Office 14

NEW MC 10 Asset Tracking part 1: Getting the Data U. S. Department of Transportation ITS Joint Program Office 15

MC 10 Asset Tracking part 2: Sharing Information NEW U. S. Department of Transportation ITS Joint Program Office 16

NEW Expanding “ITS Roadway Coordination” § ITS Roadway Equipment <> Other ITS Roadway Equipment § 2 flows to 17 flows □ Better granularity for standards mappings □ Tougher job for post -conversion analysis U. S. Department of Transportation ITS Joint Program Office 17

ARC-IT Communications View § Depicts: □ Layered communications protocols that support communications between physical objects § Identifies solutions for each interface □ Appropriateness of protocols at all layers □ How these protocols ensure or support: ▪ Security ▪ Privacy □ Status of standards and the implications of their use – any gaps or issues to their implementation U. S. Department of Transportation ITS Joint Program Office 18

Start with the Physical Interfaces § Interfaces should follow standards as much as possible; preferably open or easily available standards § V 9 also includes possible solutions for Int’l regions U. S. Department of Transportation ITS Joint Program Office 19

Interfaces Communications Solutions Interface “triple” Comm Solution TMC ITS Roadway Equipment, “signal control plans” NTCIP Signal System Masters - SNMPv 3/TLS U. S. Department of Transportation ITS Joint Program Office 20

LET’S TOUR THE WEBSITE arc-it. net

ARC-IT Website § Just type www. arc-it. net U. S. Department of Transportation ITS Joint Program Office 22

ARC-IT Website: Architecture Pull-Down U. S. Department of Transportation ITS Joint Program Office 23

ARC-IT Service Packages Menu U. S. Department of Transportation ITS Joint Program Office 24

PM 01: Parking Space Management U. S. Department of Transportation ITS Joint Program Office 25

Communications Solutions for Parking Info U. S. Department of Transportation ITS Joint Program Office 26

ARC-IT Website – Architecture Use U. S. Department of Transportation ITS Joint Program Office 27

ARC-IT Website – Regional Architecture Info U. S. Department of Transportation ITS Joint Program Office 28

Regional Architecture Services U. S. Department of Transportation ITS Joint Program Office 29

ARC-IT Website – Resources / Documents U. S. Department of Transportation ITS Joint Program Office 30

ARC-IT Website – Terminology / Glossary U. S. Department of Transportation ITS Joint Program Office 31

ARC-IT Website – Contact Us U. S. Department of Transportation ITS Joint Program Office 32

ARCHITECTURE TOOL SET

ARC-IT Tool Suite § Two free downloadable software tools available to apply ARC-IT to regions and projects □Regional Architecture Development for Intelligent Transportation (RAD-IT) □Systems Engineering Tool for Intelligent Transportation (SET-IT) U. S. Department of Transportation ITS Joint Program Office 34

Scope of Tools § RAD-IT focuses on regional planning and the development of Operations Concepts, □ Stakeholders, Physical Objects, Service Packages, Interfaces for the region § SET-IT is project-focused □ scope specified in the regional architecture □ graphical tool, ▪ providing visual feedback and tools to manipulate service package diagrams □ Identify/Customize Comm solutions □ Develop Enterprise agreements □ Outputs – Con. Ops, diagrams, tables U. S. Department of Transportation ITS Joint Program Office 35

What is RAD-IT? § Formerly known as Turbo Architecture § Supports ARC-IT § To create and maintain ITS architectures § Includes conversion utilities for current regional architectures § Free tool available at www. arc-it. net (select Resources / Tools) § Training available under Resources / Training U. S. Department of Transportation ITS Joint Program Office 36

RAD-IT – new Look & Feel, familiar steps U. S. Department of Transportation ITS Joint Program Office 37

RAD-IT includes all of ARC-IT U. S. Department of Transportation ITS Joint Program Office 38

RAD-IT Communications Tab Replaces the Standards Tab U. S. Department of Transportation ITS Joint Program Office 39

RAD-IT Diagram Outputs U. S. Department of Transportation ITS Joint Program Office 40

What is SET-IT? § Systems Engineering Tool for Intelligent Transportation (SET-IT) § Originally to support tailored CV project architecture development (using CVRIA) § Expanded to include all ITS § Creation of diagram based project architectures covering the Physical, Enterprise and Communications Viewpoints § SET-IT Training at www. arc-it. net (select Resources / Training). U. S. Department of Transportation ITS Joint Program Office 41

Purpose of SET-IT § Support project’s systems engineering analysis § Develop project architectures for ITS deployments, pilots, and test beds U. S. Department of Transportation ITS Joint Program Office 42

ARC-IT Views & SET-IT § ARC-IT 4 Views capture stakeholders’ concerns □Enterprises to carry out applications □Functions to satisfy requirements □Physical objects to implement that functionalities □Communications protocols necessary § Focus of SET-IT U. S. Department of Transportation ITS Joint Program Office 43

SET-IT – visually customize a project’s architecture U. S. Department of Transportation ITS Joint Program Office 44

SET-IT Comm View Solutions U. S. Department of Transportation ITS Joint Program Office 45

SET-IT – New Output Comm Diagrams U. S. Department of Transportation ITS Joint Program Office 46

ARCHITECTURE DEPLOYMENT SUPPORT