Median Barrier: 

Intersection Related = Not Intersection Related 

AND 

Manner of Collision = Head-On, Side Swipe Opposite 

AND 

Road Type Name = 2-Way & No Divider, 2-Way & 2 Double Yellow Painted Divider 

AND 

Most Harmful Event = Overturn, Immersion, Bridge Rail, Bridge/Pier/Abutment, Bridge/Parapet End, Overhead Sign Support, Traffic Sign Support, Traffic Signal Support, Other Fixed Object, Other Post, Pole or Support, Utility/Light Support, Utility Pole, Culvert, Ditch, Embankment, Tree, Mailbox, Fence, Curb, Building/Wall, Delineator Post, Luminaire/Light Support, Cross Median

OR

First Harmful Event = Overturn, Immersion, Bridge Rail, Bridge/Pier/Abutment, Bridge/Parapet End, Overhead Sign Support, Traffic Sign Support, Traffic Signal Support, Other Fixed Object, Other Post, Pole or Support, Utility/Light Support, Utility Pole, Culvert, Ditch, Embankment, Tree, Mailbox, Fence, Curb, Building/Wall, Delineator Post, Luminaire/Light Support, Cross Median

AND 

Most Harmful Event DOES NOT EQUAL Cable Barrier, Impact Attenuator, Guardrail End, Guardrail Face

OR

First Harmful Event DOES NOT EQUAL Cable Barrier, Impact Attenuator, Guardrail End, Guardrail Face

Shoulder Barrier:

Intersection Related = Not Intersection Related 

AND 

# of Vehicles Involved = 1 

AND 

Traffic Way Flow = 2-Way & No Divider, 2-Way & 2 Double Yellow Painted Divider 

AND 

Most Harmful Event = Overturn, Immersion, Bridge Rail, Bridge/Pier/Abutment, Bridge/Parapet End, Overhead Sign Support, Traffic Sign Support, Traffic Signal Support, Other Fixed Object, Other Post, Pole or Support, Utility/Light Support, Utility Pole, Culvert, Ditch, Embankment, Tree, Mailbox, Fence, Curb, Building/Wall, Delineator Post, Luminaire/Light Support, Cross Median

OR

First Harmful Event = Overturn, Immersion, Bridge Rail, Bridge/Pier/Abutment, Bridge/Parapet End, Overhead Sign Support, Traffic Sign Support, Traffic Signal Support, Other Fixed Object, Other Post, Pole or Support, Utility/Light Support, Utility Pole, Culvert, Ditch, Embankment, Tree, Mailbox, Fence, Curb, Building/Wall, Delineator Post, Luminaire/Light Support, Cross Median

AND 

Most Harmful Event DOES NOT EQUAL Cable Barrier, Impact Attenuator, Guardrail End, Guardrail Face

OR

First Harmful Event DOES NOT EQUAL Cable Barrier, Impact Attenuator, Guardrail End, Guardrail Face


Friction Improvements: 

- Example of Logic: 

Road Surface Condition Name = Water standing/moving, Wet, Slush, Ice

AND

Speed Limit Primary >= 35 

AND

fldRoadConditionOtherName = Ruts/Bumps/Holes 

Intersection Lighting: 

Light Condition = Dark, No Street Lights

AND

Intersection Related = Intersection Related

Lighting Improvements (Non-Intersections):

Light Condition = Dark, No Street Lights

AND 

Intersection Related = Not Intersection Related


Pedestrian Control: 

Most Harmful Event = Pedestrian

OR

First Harmful Event = Pedestrian

OR

Event Code Name = Pedestrian

AND

Traffic Control Name DOES NOT EQUAL Traffic Signal – Pedestrian Only, Flashing Beacon

- Example of logic (all ped related crashes at intersections): 

Most Harmful Event = Pedestrian

OR

First Harmful Event = Pedestrian

OR

Event Code Name = Pedestrian

AND

Traffic Control Name DOES NOT EQUAL Traffic Signal – Pedestrian Only, Flashing Beacon

AND 

Intersection Related = Intersection Related

- Example of logic (all ped related crashes at non-intersections): 

Most Harmful Event = Pedestrian

OR

First Harmful Event = Pedestrian

OR

Event Code Name = Pedestrian

AND

Traffic Control Name DOES NOT EQUAL Traffic Signal – Pedestrian Only, Flashing Beacon

AND 

Intersection Related = Not Intersection Related


Shoulder Rumble Strips: 

Intersection Related = Not Intersection Related 

AND 

# of Vehicles Involved = 1 

AND 

Event Code Name = Ran Off Road

OR

*Most Harmful Events = Ran Off Road (should not be in the data)

OR

First Harmful Events = Ran Off Road

AND 

Speed Limit Primary GREATER THAN OR EQUAL TO 55

AND 

Road Type Name DOES NOT EQUAL Port of Entry, Alley, Other, Ramp


Centerline Rumble Strips 

 Intersection Related = False 

AND 

Event Code Name = Ran Off Road

OR

Most Harmful Events = Ran Off Road

OR

First Harmful Events = Ran Off Road

AND 

Road Type Name = 2-Way & No Divider, 2-Way 2 Double Yellow Painted Divider 

AND 

Speed Limit Primary GREATER THAN OR EQUAL TO 55 

AND 

Most Harmful Events = Head-On, Side Swipe Opposite

Drainage Improvements 

Road Surface Condition Name = Water standing/moving

Pavement Resurfacing

fldRoadConditionOtherName = Ruts/Bumps/Holes 

Wildlife Warning Sign

Most Harmful Event = Animal - Wild 

OR

First Harmful Event = Animal - Wild

Curve Signage or Delineation

Intersection Related = Not Intersection Related 

AND 

Most Harmful Events = Head-On, Side Swipe Opposite 

AND 

Road Character = Curve and Grade, Curve and Level, Curve and 

AND 

Most Harmful Event = Overturn, Immersion, Bridge Rail, Bridge/Pier/Abutment, Bridge/Parapet End, Overhead Sign Support, Traffic Sign Support, Traffic Signal Support, Other Fixed Object, Other Post, Pole or Support, Utility/Light Support, Utility Pole, Culvert, Ditch, Embankment, Tree, Mailbox, Fence, Curb, Building/Wall, Delineator Post, Luminaire/Light Support, Cross Median, Cable Barrier, Impact Attenuator, Guardrail End, Guardrail Face

OR 

First Harmful Event = Overturn, Immersion, Bridge Rail, Bridge/Pier/Abutment, Bridge/Parapet End, Overhead Sign Support, Traffic Sign Support, Traffic Signal Support, Other Fixed Object, Other Post, Pole or Support, Utility/Light Support, Utility Pole, Culvert, Ditch, Embankment, Tree, Mailbox, Fence, Curb, Building/Wall, Delineator Post, Luminaire/Light Support, Cross Median, Cable Barrier, Impact Attenuator, Guardrail End, Guardrail Face

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