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Barrier Warrants. Barrier Warrants. Potential Hazards Bridge Abutments/Piers/Approach Railing Large Drainage Structures Non-Breakaway Sign and Luminaire Supports Embankments. Bridge Abutments/ Piers/Approach Railing. Large Drainage Structures. Non-Breakaway Sign and Luminaire Supports.
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Barrier Warrants • Potential Hazards • Bridge Abutments/Piers/Approach Railing • Large Drainage Structures • Non-Breakaway Sign and Luminaire Supports • Embankments
Figure 5.1 - Comparative Risk Warrants for Embankments Shoulder Traveled Way Fill Section Embankment b1 Height a1 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 Barrier Warranted Reciprocal of Fill Section Slope (a1 / b1) Fill Section Slope (b1 / a1) X Barrier Not Warranted For Embankment. However, Check Barrier Need For Other Roadside Obstacles. 0 10 20 30 40 50 60 FILL SECTION HEIGHT (ft.)