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Road User Decisions. Recognize the impact of roadway design and operations, the built environment, and vehicle design on road user decisions. Major Topics. Types of Road User Decisions Stages of Decision Making Road Design Built Environment Vehicle Design. Types of Decisions.
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Road User Decisions Recognize the impact of roadway design and operations, the built environment, and vehicle design on road user decisions.
Major Topics • Types of Road User Decisions • Stages of Decision Making • Road Design • Built Environment • Vehicle Design
Types of Decisions • Decision to Drive • Information Gathering • Vehicle Control • Emergency Response
Elements of Decision Making • Perception • Cognition • Reaction
Perception • Visual Acuity • Contrast Sensitivity • Motion Detection • Visual Search and Scan
Cognition • Filtering • Monitoring Multiple Information Sources • Navigating • Reacting to Change
Reaction • Strength • Flexibility • Range of Motion
Road Design and Decision Making • Guidance • Predictability • Speed • Gap Selection • Lane Position
Impact of Built Environment on Decisions • Travel Behavior • Speed • Attentiveness
Travel Behavior • Most Sprawled • Least Sprawled
Speed • Road Design • Speed Limits • Land Uses
Vehicle Design & Road User Decisions • Electronic Stability Control • Lane Departure Warning System • Intelligent Speed Adaptation • Entertainment Features • Occupant Protection inattention
Review • Types of Road User Decisions • Stages of Decision Making • Road Design • Built Environment • Vehicle Design