1. Median Barriers RDG Chapter 6

2. Warrants for Median Barriers Prevent cross-over crashes Median width and traffic volumes are variables

3. Figure 6.1 Median Width (Feet) *Average Daily Traffic (Thousands) Figure 6.1 *Based on a 5-Year Projection

4. Other Warrant Considerations for Median Barriers Median Cross Slope Roadway Curvature Vehicle Speed and Traffic Mix

5. Median Cross Slope

6. Roadway Curvature

7. Vehicle Speed and Traffic Mix

8. Median Barrier Systems 3 or 4-Strand Cable W-Beam (weak post) Box-Beam W-Beam (strong post) Thrie Beam Modified Thrie Beam Concrete Safety Shape

9. Rude Awakening

10. New Vs. Old Design

12. NJ Concrete Barrier

13. 42 inch safety shape

14. Constant slope barriers

15. Ultimate wall

16. Median Barrier Location Along Centerline Adjacent to Higher Roadway Paired Roadside Barriers

17. End Treatments for Median Barriers Flared Tapered Anchored In Backslope Shielded With Crash Cushion