1. Comparative Crash Data Analysis Pasco County, FL US 19 Corridor

2. Topics: Corridor Overview Corridor Overview Data Assets Data Assets Analytical Approach Analytical Approach

3. Pasco County, US 19 6 – Lane Divided Restricted Median 6 – Lane Divided Restricted Median Urban/Suburban Design Standard Urban/Suburban Design Standard

4. Pasco County, US 19 6 – Lane Divided Restricted Median 6 – Lane Divided Restricted Median Urban/Suburban Design Standard Urban/Suburban Design Standard

5. Pasco County, US 19 40,000 – 72,000 AADT 40,000 – 72,000 AADT

6. Pasco County, US 19 1999 – 2002 Total Crash Frequency 1999 – 2002 Total Crash Frequency 4,034 “Long Form” Crashes in 5 Years 4,034 “Long Form” Crashes in 5 Years > 75

7. Pasco County, US 19 1999 – 2002 Total Injury Frequency 1999 – 2002 Total Injury Frequency 3,677 Injuries 3,677 Injuries $13.7m Damage $13.7m Damage

8. Pasco County, US 19 1999 – 2002 Total Fatalities 1999 – 2002 Total Fatalities 108 Fatalities 108 Fatalities

9. Data Assets: Florida Department of Transportation (FDOT) Crash Data Florida Department of Transportation (FDOT) Crash Data FDOT Roadway Characteristics Inventory GIS FDOT Roadway Characteristics Inventory GIS Other Assets Other Assets

10. Data Assets: Florida Department of Transportation (FDOT) Crash Data Florida Department of Transportation (FDOT) Crash Data  Linear Referenced Crash Locations  1999 – 2002 (5 – Year) Database  Node Assignments & Locations  Scanned Crash Report Archive

11. Data Assets: FDOT Roadway Characteristics Inventory GIS FDOT Roadway Characteristics Inventory GIS  Annual Traffic Volumes  Intersection Traffic Control Type  Roadway Cross Section Configuration

12. Data Assets: Other Assets Other Assets  Aerial Imagery  Off-State Road System Traffic Volumes (Major Intersection Entering Volumes)  FDOT 5 - Year Work Program Database  Land Use Data

13. Data Assets: Complete Crash Management System Crash Data GIS/Infrastructure Data Traffic Data Field Observation

14. Analytical Approach: Categorization Categorization Prioritization Prioritization Comparative Analysis Comparative Analysis

15. Analytical Approach: Categorize (FDOT) Categorize (FDOT)  Area Type (Urban, Suburban, Rural)  Number of Lanes (2, 4, 6, 8)  Median Type (Undivided, Divided, Divided-Restricted, 1-Way)

16. Analytical Approach: Categorization (FDOT Model) Categorization (FDOT Model)  Area Type (Urban, Suburban, Rural)= 3  Number of Lanes (2, 4, 6, 8) = 4  Median Type (Undivided, Divided,= 4 Divided-Restricted, 1-Way) 3 x 4 x 4 = 48!!

17. Analytical Approach: Other Categorization Tools Other Categorization Tools  Traffic Volume  Speed Classes  Access Management Standards  Terrain (Well, Not in Florida :)  Intersection Configuration  Intersection Traffic Control  Ad Nausea…

18. Analytical Approach: Prioritization Prioritization  Magnitude of Problem  Crashes  Injuries  Trend  Rate vs. Frequency  What is an Acceptable Crash Rate??

19. Intersection Crash Distribution (178 Nodes) 5-Year Crash Total Per Node

20. 152 Nodes 26 Nodes 15 % of Intersections Account for ½ of All Crashes

21. Frequency Priority List 11 Locations With 80+ Long Form Crashes in 5 Years 11 Locations With 80+ Long Form Crashes in 5 Years 15 Locations With 15 Locations With 45 – 80 Crashes 45 – 80 Crashes

22. Month

23. Month

24. Day of Week

26. Time of Day

28. Driver Age

30. First Harmful Event

33. Crash Pattern Evaluation Alt 19 @ US 19

36. Question/Contact Demian Miller Transportation Planner Tindale-Oliver & Associates, Inc. Tampa, FL dmiller@tindaleoliver.com 813.224.8862