Figure Title

  • 49-2A   Clear-Zone Width for New Construction or Reconstruction

  • 49-2B   Clear-Zone Adjustment Factor, Kcz, for Horizontal Curve

  • 49-2C   Clear-Zone Transition for Curve Adjustment, Radius ≤ 875 m

  • 49-2D   Clear-Zone Transition for Tangent Section or Curve with Radius > 875 m

  • 49-2E   Slope-Averaging (Example)

  • 49-2F   Clear-Zone Application for Non-Recoverable Fill Slope

  • 49-2G   Clear-Zone Application for Side Slope on New Facility

  • 49-2H   Clear-Zone Application for Cut Slope
    (2:1 Backslope)

  • 49-2 I  Clear-Zone Application for Auxiliary Lane or Ramp

  • 49-2 J  Clear-Zone / Slope Average, Example 49-2.2

  • 49-2K  Clear-Zone / Slope Average, Example 49-2.3

  • 49-2L  Appurtenance-Free Zone

  • 49-3A  Transverse Slopes

  • 49-3B(60) Barrier Warrant for Embankment, 2-Lane, 2-Way Roadway, 60 km/h

  • 49-3B(70) Barrier Warrant for Embankment, 2-Lane, 2-Way Roadway, 70 km/h

  • 49-3B(80) Barrier Warrant for Embankment, 2-Lane, 2-Way Roadway, 80 km/h

  • 49-3B(90) Barrier Warrant for Embankment, 2-Lane, 2-Way Roadway, 90 km/h

  • 49-3B(100) Barrier Warrant for Embankment, 2-Lane, 2-Way Roadway, 100 km/h

  • 49-3B(110) Barrier Warrant for Embankment, 2-Lane, 2-Way Roadway, 110 km/h

  • 49-3C  Barrier Warrant for Embankment for Multi-Lane Divided or Undivided Roadway

  • 49-3D  Preferred Narrow-Width Ditch Cross Section

  • 49-3D(1) Clear-Zone / Guardrail at Culvert

  • 49-3E  Preferred Medium-Width Ditch Cross Section

  • 49-3F  Preferred Wide-Width Ditch Cross Section

  • 49-3G  Large-Culvert End within Clear Zone

  • 49-3H  Culvert End Treatment, Median Section

  • 49-3 I  Clear Zone / Barrier at Culvert

  • 49-3 J  Culvert End Treatment, Parallel Structure

  • 49-3K   Bridge Pier or Spillslope Clearance, New Construction

  • 49-3L   Treatment at Existing Bridge Cone,
    Slopewall ≥ 9m from Travel Lane

  • 49-3M   Treatment at Existing Bridge Cone,
    3m ≤ Slopewall < 9m from Travel Lane

  • 49-3N  Treatment at Existing Bridge Cone with Shoulder Pier

  • 49-3 O Gore-Area Treatment

  • 49-3P  Breakaway Support Stub Clearance Diagram

  • 49-3Q  Light-Standard Treatment, Fill Slope 4:1 or Steeper

  • 49-3R  Shoulder Wedges

  • 49-4A  Barrier Deflections

  • 49-4B  Barrier Placement at Curb

  • 49-4C  Barrier Length of Need

  • 49-4D  Barrier Length of Need in Advance of Hazard

  • 49-4E  Design Elements for Barrier Length of Need

  • 49-4F  Barrier Flare Rates

  • 49-4G  Barrier Layout, Bridge Approach

  • 49-4H  Barrier Layout, Fixed Object on Horizontal Curve

  • 49-4I  Barrier Length Beyond Hazard, 2-Lane Roadway

  • 49-4J  Barrier Length Beyond Hazard, Divided Highway

  • 49-4K  Length-of-Need Requirement for Pier Protection

  • 49-4L  Barrier Length of Need, Structure-Approach Example 49-4.1

  • 49-4M  Barrier Length of Need, Fill-Slope
    Example 49-4.2

  • 49-4N  Barrier Length of Need, Box-Culvert
    Example 49-4.3

  • 49-5A  NCHRP 350 Test Level Crash-Test Criteria

  • 49-6A  Median Barrier Warrants

  • 49-6B  Grade Traffic-Adjustment Factor, Kg, and Curvature Traffic-Adjustment Factor, Kc

  • 49-6C  Traffic-Adjustment Factor, Ks, Deck Height and Under-Structure Shoulder Height Conditions

  • 49-6D(50) Median-Barrier or Bridge-Railing Test-Level Selection, Design Speed 50 km/h

  • 49-6D(60) Median-Barrier or Bridge-Railing
    Test-Level Selection, Design Speed 60 km/h

  • 49-6D(70) Median-Barrier or Bridge-Railing
    Test-Level Selection, Design Speed 70 km/h

  • 49-6D(80) Median-Barrier or Bridge-Railing
    Test-Level Selection, Design Speed 80 km/h

  • 49-6D(90) Median-Barrier or Bridge-Railing
    Test-Level Selection, Design Speed 90 km/h

  • 49-6D(100) Median-Barrier or Bridge-Railing
    Test-Level Selection, Design Speed 100 km/h

  • 49-6D(110) Median-Barrier or Bridge-Railing
    Test-Level Selection, Design Speed 110 km/h

  • 49-6E  Truck-Height Concrete Median-Barrier
    Example 49-6.1

  • 49-6F  Cutoff Angle for Glare Screen

  • 49-7A  Collision Wall Detail

  • 49-8A  Guardrail End Treatment Type OS or MS for Curved Guardrail Run

  • 49-8B  Clear Recovery Area Behind Guardrail

  • 49-8C  Impact-Attenuator Offsets

  • 49-8D  Impact-Attenuator Type Determination

  • 49-8E   Impact-Attenuator Footprint Requirements

  • 49-8F   Pier Protection Requirements

  • 49-9A   Bridge-Railing-End Protection Requirements

  • 49-9B   Public Road Approach Application at or Beyond the Control Line

  • 49-9C   Public Road Approach Application within the Control Line

  • 49-9D   Drive Application at or Beyond the Control Line

  • 49-9E   Drive Application within the Control Line

  • 49-9F   Median Bridge-Approach Criteria

  • 49-10A  Basic Data Input Screen

  • 49-10B  Variable Data Input Screen

  • 49-10C  Yaw Angle

  • 49-10D  Input Data Index

  • 49-10E  Suggested Lane Distribution

  • 49-10F  4-Lane Divided Highway

  • 49-10G  6-Lane Divided Highway

  • 49-10H  Severity Indices (Rigid Barrier and Guardrail Parallel to Roadway)

  • 49-10 I Severity Indices (Guardrail End Treatments)

  • 49-10 J Severity Indices (Impact Attenuators)

  • 49-10K  Severity Indices (Parallel Slopes)

  • 49-10L  Severity Indices (Transverse Slopes)

  • 49-10M  Severity Indices (Ditches)

  • 49-10N  Severity Indices (Culverts and Miscellaneous Drainage Items)

  • 49-10 O Severity Indices (Utility, Sign, and Luminaire Support Fixed Objects)

  • 49-10P  Severity Indices (Miscellaneous Fixed Objects)

  • 49-10Q  Repair Costs

  • 49-10R  Summary of Input Variable Relative Significance

  • 49-11A  Backup Data for Figure 49-3B(60)

  • 49-11B  Backup Data for Figure 49-3B(70)

  • 49-11C  Backup Data for Figure 49-3B(80)

  • 49-11D  Backup Data for Figure 49-3B(90)

  • 49-11E  Backup Data for Figure 49-3B(100)

  • 49-11F  Backup Data for Figure 49-3B(110)

  • 49-11G  Severity Indices