The Transportation Improvement Association’s (TIA) Traffic Crash Analysis Tool (TCAT) is a comprehensive, web-based traffic crash analysis program designed for the detailed study of traffic crashes at any location within the state of Michigan.
The following is a summary of a few reports that are available on TCAT (click each link to view a sample report):
- Intersection Crash Report: Summary data of each crash at a user-selected intersection with the ability to create a collision diagram and mapping of these crashes. The user has the ability to produce reports based on extensive filtering of specific crash data. A bulk download of the UD-10 crash reports is also available for this search.
- Link Crash Report: Summary data of each traffic crash on a user-selected road segment with the ability to map these crashes. The user has the ability to produce reports based on extensive filtering of specific crash data. A bulk download of the UD-10 crash reports is also available for this search.
- Statistics Report: Summary data of each traffic crash within a selected county, or community within any county. The user has the ability to produce reports based on extensive filtering of specific crash data.
- Intersection Ranking Report: Ranking report of intersections within a selected county or community within any county. The user has the ability to produce reports based on extensive filtering of specific crash data.
- Link Ranking Report: Ranking report of major road segments within a selected community. The user has the ability to produce reports based on extensive filtering of specific crash data.
- Monthly Crash Summary Report: Summary report of injury traffic crashes and occupant injuries for a user-selected county or community within any county.
- Collision Diagram: A graphical drawing, which further illustrates the crash patterns evident at various intersections.
TCAT also includes the following components:
- Searching for crash locations or crash specific data.
- Interacting with the map to obtain detailed crash statistics.
- UD-10 report images.
TCAT provides an extensive filtering capability so that users can process their own unique traffic crash reports. Some of the data fields that can be selected are:
- Alcohol/drug use
- Day of week
- Driver condition
- Hazardous action
- Injury type
- Lighting
- Occupant age
- Position in vehicle
- Restraint use
- Road area
- Road condition
- Time of day
- Traffic control
- Type of crash
- Type of vehicle
- Vehicle activity prior to crash
- Weather
For more information, please contact Chuck Keller via e-mail or (248) 334-4971.
