Chicago Police DepartmentGeneral Order G04-07
Preliminary Investigations - Traffic Crashes
Issue Date:08 May 2009Effective Date:11 May 2009
Rescinds:G98-01-01B
Index Category:Preliminary Investigations
I.Purpose
This directive:
  • A.defines type “A” and type “B” traffic crash classifications.
  • B.iterates Department policy wherein the Illinois State Police (ISP) is responsible for providing police services on limited access interstate expressways within the corporate boundaries of the City of Chicago identified in the Department directive entitled "Policing of the Interstate Expressway System."
  • C.outlines a member’s immediate responsibilities in completing a traffic crash investigation.
Department members will refer to the Special Order titled "Preliminary Investigations - Traffic Crashes" for reporting procedures and procedures to request the re-examination of an individual’s driver’s license.
II.Definitions
For purposes of this directive, per the Illinois Department of Transportation (IDOT), the following definitions will apply:
  • A.Motor Vehicle Crash : A crash that involves a motor vehicle in transport.
  • B.Single Vehicle Crash : A motor vehicle’s first damage and/or injury is with someone or something other than another motor vehicle.
  • C.Multi-Vehicle Crash : A motor vehicle’s first damage and/or injury is with another motor vehicle(s).
  • D.Pedestrian Crash : A motor vehicle’s first contact is with a pedestrian.
  • E.Fixed-Object Crash : A motor vehicle collides with a fixed object when no other vehicle or object has been struck.
  • F.Train Crash : A motor vehicle’s first contact is with a railway vehicle.
  • G.Animal Crash : A motor vehicle’s first contact is with an animal.
  • H.Other Object Crash : A motor vehicle collides with an object that is not a fixed object and the object is not moving when struck (e.g., fallen tree).
  • I.Noncollision Crash : A motor vehicle that sustains damage but has not collided with another motor vehicle or an object or has not overturned (e.g., jackknife, fire starting in a motor vehicle while it is in transport; or breakage of any part of the vehicle resulting in injury or property damage).
  • J.Overturned Crash : A motor vehicle overturning without first striking another motor vehicle or an object.
III.Classification of Traffic Crashes
Traffic crashes will be classified as either type “A” or type “B.” The entire Illinois Traffic Crash Report will be completed for both Type “A” and Type “B” crashes. Circumstances of the crash will be documented in the narrative of the report (vehicle maneuver prior to accident).
  • A.Type “A” - any crash that is not a Type “B.” No Injury/Drive Away.
  • B.Type “B” - a crash that involves injury, death, and/or a vehicle was towed from the scene due to damage caused by the crash.
  • C.Department members will complete the entire report using the template attached to the Illinois Traffic Crash Report.
  • D.Department members will not use a slash, “NA,” or an “x” to complete any box on the Illinois Traffic Crash Report.
IV.Traffic Crashes Occurring on a Limited Access Interstate Expressway
If it is determined that a traffic crash not involving a Department vehicle occurred on a limited-access interstate expressway, including on and off ramps, the procedures outlined in the Department directive entitled “Policing of the Interstate Expressway System” will be followed.
V.Immediate Procedures
  • A.The Office of Emergency Management and Communications (OEMC) call taker will determine whether the traffic crash being reported is type “A” or type “B.” Parties involved in type “A” crashes will be directed to remove the vehicles safely from the road, exchange information, and go to the nearest district station to make a report, unless:
    • 1.there is a disturbance at the crash scene, or
    • 2.one or more drivers involved are reported to be under the influence of drugs/alcohol or both, or
    • 3.in the opinion of the call taker or OEMC supervisor, circumstances warrant dispatching a field unit.
  • B.Whenever assigned to a bona fide traffic crash, the investigating member will complete an Illinois Traffic Crash Report. In unfounded cases, the member will return to service citing the appropriate number-letter code from the Miscellaneous Incident Reporting Table (CPD-11.484).
  • C.The OEMC zone dispatcher will assign district field units to investigate type “B” crashes and all hit-and-run crashes occurring within City boundaries, with the exception of those occurring on Lake Shore Drive or the Chicago Skyway. Crashes occurring on these roadways will be assigned to the Traffic Enforcement Unit. If Traffic Enforcement Unit personnel are unavailable, district field units will be utilized.
  • D.When members encounter a traffic crash on any roadway in the City of Chicago, with the exception of limited-access interstate expressways, the member will inform the OEMC dispatcher as to whether the crash is a type “A” or type “B.”
    • 1.If it is a type “A” crash, the member will direct the parties to the nearest district station where an Illinois Traffic Crash Report will be completed unless:
      • a.there is a disturbance at the crash scene;
      • b.one or more drivers involved are reported to be under the influence of drugs/alcohol or both;
      • c.one or more of the drivers involved are unlicensed or uninsured;
      • d.circumstances warrant completing the report at the scene.
    • 2.If it is a type “B” crash and the member on the scene is not assigned to conduct the investigation, the member will take the necessary action to secure the scene and summon emergency equipment, if needed. The member will render assistance such as traffic control and will inform the member(s) assigned of any information obtained regarding the incident.
  • E.When a Department vehicle is involved, members will refer to the Department directive entitled “Traffic Crashes Involving Department Members.”
Jody P. Weis
Superintendent of Police
08-061 RDR
GLOSSARY TERMS:
1. -
A crash that involves a motor vehicle in transport.
2. -
A motor vehicle’s first damage and/or injury is with someone or something other than another motor vehicle.
3. -
A motor vehicle’s first damage and/or injury is with another motor vehicle(s).
4. -
A motor vehicle’s first contact is with a pedestrian.
5. -
A motor vehicle collides with a fixed object when no other vehicle or object has been struck.
6. -
A motor vehicle’s first contact is with a railway vehicle.
7. -
A motor vehicle’s first contact is with an animal.
8. -
A motor vehicle collides with an object that is not a fixed object and the object is not moving when struck (e.g., fallen tree).
9. -
A motor vehicle that sustains damage but has not collided with another motor vehicle or an object or has not overturned (e.g., jackknife, fire starting in a motor vehicle while it is in transport; or breakage of any part of the vehicle resulting in injury or property damage).
10. -
A motor vehicle overturning without first striking another motor vehicle or an object.
ADDENDA:
1.G04-07-01 - Hit and Run Crashes
2.G04-07-02 - Crashes – Fatalities or Life Threatening Injury