Automated Driving Systems (ADS) Operational Behavior and Traffic Regulations Information – Concept of Use

FHWA-HOP-20-041

PDF Version [1.6 MB]

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Table of Contents

[ Notice and Quality Assurance Statement ] [ Technical Report Documentation Page ] [ SI Modern Metric Conversion Factors ] [ Abbreviations and Acronyms ]

Chapter 1. Introduction
	Background
	Purpose
Chapter 2. Traffic Regulations, Automated Vehicles, and Highway Automation
	Automated Driving Systems and Operational Behaviors
	Emerging Automated Vehicle Data Frameworks
		Data for Automated Vehicle Integration
		Work Zone Data Exchange and Initiative
	Overview of Traffic Laws and Regulations
	Existing Traffic Laws and Traffic Regulation Databases
		Compilation Perspective
		State Perspectives
		Local Perspectives
Chapter 3. Needs for Traffic Regulation Data in Automated Driving System Development
	The Need for an Automated Driving System Regulations Data Framework
	User Perspectives and Needs
		Traffic Code Practitioners
		Traffic Control Developers
		Infrastructure Owner-Operators
		Vehicle and Fleet Operators
		Enforcement Agencies
		Automated Driving System Developers
Chapter 4. Traffic Regulation Data Exchange Concepts
	Traffic Regulations Data and the Uniform Vehicle Code
	Proposed Traffic Regulation Data Elements and Definitions
	Proposed Traffic Regulation Interfaces
	Simulations Methodology
Chapter 5. Use Cases
	Framework Use Cases
		Provide Regulations
		Provide Traffic Control Types
		Provide Deployed Traffic Controls
		Provide Interpreted Regulations
	ADS Development Use Cases
		Comply with Speed Limits
		Comply with Left-Turn Controls at Signalized Intersections
		Comply with Right-Turn-on-Red Regulations at Signalized Intersections
		Identify and Comply with Non-standard Pedestrian Crosswalk
		Comply with Non-specific Headway Regulations on Highway
		Comply with Regulations on School Bus Interactions
Chapter 6. Implications for Implementation
	Design and Development
		Vehicle Function Regulations
		Regulations Data Access and Collection
		Limitations in Matching Regulations and Traffic Control Devices with Automated Driving System Behavior
		Coordination across Jurisdictions
	Testing
	System Operations and Maintenance
	Revision Control
	System Performance Measures
	Security and Privacy Considerations for an Automated Driving System Traffic Regulation Ecosystem
	Future Considerations

List of Figures

Figure 1. Diagram. Automated driving vehicle platform (Autoware).

Figure 2. Illustration. SAE International® definition of levels of automation

Figure 3. Illustration. Framework of Data for Automated Vehicle Integration.

Figure 4. Diagram. Traffic regulation and automated vehicle interactions.

Figure 5. Illustration. Automated driving systems regulations data concepts.

Figure 6. Illustration. Regulations data framework and interfaces.

Figure 7. Illustration. Relationship between CARLA core simulator and Python® application programming interfaces.

Figure 8. Screen Capture. Non-standard pedestrian crosswalk in Atlanta, Georgia.

List of Tables

Table 1. Classes of use case based on the Uniform Vehicle Code.