1. Barrier Warrants

2. Potential Hazards –Bridge Abutments/Piers/Approach Railing –Large Drainage Structures –Non-Breakaway Sign and Luminaire Supports –Embankments

3. Bridge Abutments/ Piers/Approach Railing

4. Large Drainage Structures

5. Non-Breakaway Sign and Luminaire Supports

6. Embankments

7. 1:1.5 1:2 1:2.5 1:3 1:4 1:5 1:6 0.6 0.5 0.4 0.3 0.2 0.1 0.0 Fill Section Slope (b 1 / a 1 ) Barrier Warranted Reciprocal of Fill Section Slope (a 1 / b 1 ) 0 10 20 30 40 50 60 FILL SECTION HEIGHT (ft.) Traveled Way Shoulder Fill Section Embankment Height b1b1 a1a1 Barrier Not Warranted For Embankment. However, Check Barrier Need For Other Roadside Obstacles. Figure 5.1 - Comparative Risk Warrants for Embankments X