A Before and After Study to Evaluate the Operational Benefits of the Dynamic Flashing Yellow Arrow Decision Support System (DFYA-DSS)

The main project objectives are summarized as follows: (1) identify candidate intersections for dynamic flashing yellow arrow (DFYA) treatment; (2) data collection for the before study; (3) conduct a pilot before-and-after study on one intersection; (4) conduct a preliminary analysis and identify shortcomings; (5) data collection and before/after analysis on full sample of intersections; (6) recommendations for best practices.

Language

• English

Project

• Status: Completed
• Funding: $324083
• Contract Numbers:

  BDV24 977-39

• Sponsor Organizations:

  Florida Department of Transportation

  605 Suwannee Street
  Tallahassee, FL  United States  32399-0450
• Managing Organizations:

  Florida Department of Transportation

  Research Center
  605 Suwannee Street MS-30
  Tallahassee, FL  United States  32399-0450
• Project Managers:

  Stroz, Jim

• Performing Organizations:

  University of Central Florida, Orlando

  Department of Biology
  4000 Central Florida Boulevard
  Orlando, FL  United States  32816-2368
• Principal Investigators:

  Abou-Senna, Hatem

• Start Date: 20210512
• Expected Completion Date: 20221231
• Actual Completion Date: 20221231

Subject/Index Terms

• TRT Terms: Before and after studies; Best practices; Decision support systems; Flashing traffic signals; Highway operations; Signalized intersections; Yellow interval (Traffic signal cycle)
• Subject Areas: Highways; Operations and Traffic Management; Planning and Forecasting;

Filing Info

• Accession Number: 01771583
• Record Type: Research project
• Source Agency: Florida Department of Transportation
• Contract Numbers: BDV24 977-39
• Files: RIP, STATEDOT
• Created Date: May 17 2021 9:30AM