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Mario Smolej, P.Eng

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Marijan "Mario" Smolej is a consulting professional engineer specializing in collision reconstruction and human factors. Since 1985, Mario has investigated, analyzed, and provided technical direction in over 1,500 reconstructions. He discusses accident reconstruction; failure analysis; personal injury; and slips, trips, and falls. He is also an expert witness in various forums for the legal and insurance professions, the trucking industry, and the engineering community.

Mario has qualified as an expert in the Ontario Superior Court of Justice, Ontario Criminal Court of Justice, and ADR Chambers for both plaintiffs and defendants in civil litigations and for prosecuting and defending the Highway Traffic Act and criminal matters. He conducts and manages multidisciplinary technical investigations involving collision reconstruction, human factors, suspected fraudulent collisions, and vehicle mechanical fitness. His expertise also includes investigating and analyzing slip, trip, and fall incidents; building code; and lighting assessments.

Mario holds a B.A.Sc. in Mechanical Engineering from the University of Toronto. His project experience spans Canada and the US.

Key Expertise

  • Human Factors & Driver Behavior
  • Suspected Fraudulent Collisions
  • Collision Avoidance
  • Collision Speed & Severity Analysis
  • Crash Data Retrieval & Analysis
  • Vehicle Infotainment Data Retrieval & Interpretation
  • Vehicle Dynamics
  • Vehicle Mechanical Fitness
  • Personal Injury
  • Slips, Trips & Falls

Professional Affiliations/Memberships/Licenses/Training

  • Professional Engineers of Ontario (PEO)
  • Designated PEO Consulting Engineer
  • Ontario Society of Professional Engineers (OSPE)
  • Society of Automotive Engineers (SAE)
  • Canadian Association of Technical Accident Investigators & Reconstructionists (CATAIR)
  • Canadian Association of Road Safety Professionals (CARSP)
  • Illumination Engineering Society (IES)
  • Canadian Association of Special Investigations Units (CASIU)
  • International Association of Auto Theft Investigators (IAATI)
  • Certified CDR Systems Analyst & Operator
  • Certified Berla iVe Analyst & Operator
  • Member of the SAE Data Collection and Archiving Standards Committee (DCASC)