Collision Investigation - Technical

This class is 120 hours in length and will provide students working knowledge of all skills gained in both the Basic and Advanced courses.  Upon successful completion of this course, participants will be able to:

  • Understand advanced vehicle accident concepts of pre and post-accident vehicle speeds and paths.
  • Understand vehicle conditions related to accidents.
  • Demonstrate use of appropriate formulas applied to specific accident situations.
  • Understand the problems and appropriate solutions to hazardous materials spills following traffic accidents.

Successful completion of Collision Investigation Basic Course.

Successful completion of Collision Investigation Advanced Course followed by one year of experience.


Chris Clark (Duty to Intervene & Traffic Program Manager)

(206) 823-7784

Who can attend our classes?

Certified law enforcement officers that meet the pre-requisites are eligible to attend class.

Required Equipment

  • Traffic Template (given in Basic Collision)
  • Scientific calculator
  • Note-taking materials (notebook paper, pens, pencils, etc.)
  • Clipboard
  • Mechanical/drafting pencil(s) (5mm lead preferred)
  • Colored pencils and highlighters
  • Drawing compass
  • 360-degree protractor and two 30, 60, 90 degree drafting triangles
  • 100 and 300 ft measuring tapes
  • Digital camera
  • Outdoor attire for outdoor exercises
  • Departmental laptop computer (encourage but not required)

Dress Code

Visitors attending training at the WSCJTC are encouraged to wear their agency logo shirt/uniform or agency ID badge while on campus. 

Visitors not wearing agency identification can attend classes in business casual attire.  They will need to check in at the front desk and wear a clip-on visitor's identification card.


Hours are typically 0800 - 1700 unless noted otherwise.


Contact your training unit or Training Manager to register you in the Acadis Portal.

If classes are full, or not available, please complete the Course Interest Survey.  This is not a waiting list, but instead helps us see if there is enough interest to create another class.  If we schedule a session, we will contact everyone who has completed the survey and request that registration be completed.

Follow this link to view scheduled Traffic Courses held through WSCJTC.

  • Click on the “Filters” tab
  • Click on “Program;” choose “Traffic (ATD-Traffic)” and then Apply.


Deadline to cancel is 7 days prior to class.  Send an email to to cancel your registration.

$300 no show or late cancellation fee.