Intersection Analysis and Improvement Proposal for Beach Drive and Wexford Drive

This analysis delves into the current conditions at the Beach Drive and Wexford Drive intersection, proposing various alternatives for improvement. The evaluation includes crash data, existing peak hours, and potential solutions such as minor improvements, a three-way stop, additional lanes, a roundabout, and traffic calming measures. Each option is weighed for its benefits and drawbacks to enhance traffic flow and safety at the intersection.

• Intersection Analysis
• Improvement Proposal
• Traffic Safety
• Peak Hours
• Alternative Solutions

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1. Beach Drive and Wexford Drive Intersection February 13, 2020

2. Background, Recent Issues and History Agenda Agenda Existing Conditions Alternatives Under Consideration Other Work in Area Questions and Comments Next Steps

3. Background

4. Background Continued

5. Vision Zero Driver cone of vision at different speeds 20 MPH 40 MPH 30 MPH 15 MPH

6. Crash Data Injuries Park Police and Montgomery County Police Data from January 2014 - December 2019 (No fatalities)

7. Existing Conditions Peak hours 127 609 381 86 102 110 AM Peak 7:30 8:30

8. Existing Conditions Peak hours 101 227 121 226 510 486 PM Peak 5:00 6:00

9. Traffic Cam Photo AM

10. Traffic Cam Photo PM

11. A. No intersection change (minor improvements) Divide right and left turn lanes on Wexford Dr. Repair lighting SHA improvements at Beach Dr. & Knowles Ave. B. Three-way stop Potential Alternatives C. Three-way stop & additional northbound right-turn lane on Beach Dr. D. Roundabout E. Traffic Calming (between Grosvenor Ln. & Garrett Park Rd.)

12. Option A: Option A: No Intersection changes (minor improvements) Option A Pros: Least expensive option Very minor changes Can be implemented quickly Cons: Doesn t provide traffic calming for Beach Drive

13. Option B: Option B: Three-Way Stop Signs Pros: Relatively inexpensive Easier to make left turns from Wexford Drive Provides traffic calming on Beach Drive Cons: Increases backups on Beach Drive Not adjustable (in effect 24/7) - peak hours are 4 hours on weekdays only Previously problematic

14. Option C: Option C: Three-way stop signs & northbound right-turn lane Pros: Reduces backup on northbound Beach Drive Easier to make left turns from Wexford Drive Provides traffic calming on Beach Drive Cons: More expensive More paved surface

15. Option D: Option D: Roundabout Pros: Enables all right turns Familiar to neighborhood Improves northbound platoons Provides traffic calming on Beach Drive Cons: Most expensive, requires special funding Would require many years for planning, design and construction Space constraints, largest footprint

16. Option E: Option E: Beach Drive Traffic Calming: Speed humps, lane narrowing, signage Pros: Traffic calming Low level of cost and disturbance Safer speeds on parkways Cons: Does not change with peak hours issues at Wexford May lengthen some travel times (nonpeak hours)

17. Other work in the area WSSC 30 Water Main Replacement

18. Other work in the area DOT Garrett Park Road Bridge Replacement SHA intersection improvements at Beach & Knowles

19. Questions and Comments