Brittany Sinclair B.Sc., P.Eng.

Associate, Biomechanics & Personal Injury
Direct: (613) 903-6900

Our Associates perform on-site investigations to determine origin and cause of complex losses. Their process: examine and collect evidence, take on-site photos, interview witnesses, conduct testing in our lab and analyze data to produce technical reports that are clear and concise.



Ms. Brittany Sinclair is an Associate with the Biomechanics & Personal Injury Group, specializing in slips, trips and falls, and the biomechanical assessment of injury causation. Brittany has been qualified in the Ontario Superior Court of Justice, and is a member of the Professional Engineers of Ontario (PEO) and the Engineers and Geoscientists of British Columbia (EGBC). During her time with 30 Forensic Engineering, Brittany has conducted technical investigations involving the assessment of injury causation, including pedestrian injuries, workplaces injuries, slips, trips and falls, head injuries, and injuries sustained in motor vehicle collisions.


  • Injury Mechanisms
  • Slips, Trips and Falls
  • Occupant Motion during Motor Vehicle Collisions
  • Head Injuries
  • Biomechanical Modelling and Analysis
  • Dynamics and Vibration Analysis
  • Research and Development, Quality Assurance


Bachelor of of Applied Science (Mechanical Engineering — Biomechanics Option), University of Waterloo, 2015

  • Capstone Design Project: Designed a device that increases ski patrol rescue toboggan safety and efficiency with focus on improved braking and reduced operator burden.


  • Ontario Biomechanics Conference, Alliston, March 2018
  • “Slips, Trips and Falls International Conference,” Toronto, June 2017
  • The Advocates’ Society’s “Advanced Do A Trial,” Toronto, September 2017

Employment Background

30 Forensic Engineering  
Associate, Biomechanics & Personal Injury Assessment
2021 Present, Ottawa, ON

  • Conducting technical investigations involving the assessment of injury causation, including pedestrian injuries, workplace injuries, slips, trips and falls, head injuries, and injuries sustained in motor vehicle collisions.

BC Transit
Fleet Project Engineer
2021 – 2021, Victoria, BC

  • Served as project manager on product resolution for high-value and/or high-risk issues and worked with internal and external stakeholders to execute solutions.
  • Provided management with project scope, and regular updates on budgets, schedules, project risks and deliverables.
  • Proactively engaged with vendors, suppliers, and other transit agencies to monitor industry trends and identify opportunities for continuous improvement.
  • Performed technical evaluation, engineering analysis, and cost/benefit analysis of products and new technologies, advising on the latest technical advancements and related implications through the development of reports, business cases and presentations.
  • Lead the Fleet Technical Specification Program for fleet procurements; responsible for the management of specification and fleet standards documentation, stakeholder engagement and revision history.
  • Supported new bus implementations to ensure buses met customer and operational needs, were delivered on-time, and were compliant with federal, provincial and BC Transit specific requirements.

BC Transit
Fleet Technology Engineer
2020 – 2021, Victoria, BC

  • Developed an enhanced cleaning and sanitization program for BC Transit’s fleet and designed and implemented a protective barrier for operators; implemented on 1,000+ buses across 87 transit systems in BC, enabling BC Transit to provide public transit during the COVID-10 pandemic.
  • Acted as the technical advisor in the development of the Technical Specifications for BC Transit’s first Battery Electric Bus procurement.
  • Managed, monitored, and reported on major in-service trials comprised of new equipment or technology in collaboration with relevant internal and external stakeholders.
  • Advised internal stakeholders on changes to industry policy and regulations.

30 Forensic Engineering
Associate, Biomechanics & Personal Injury Assessment
2016 – 2019, Toronto, ON

  • Specialized in determining collision severity in low speed collisions and biomechanical assessment of injury causation, including: pedestrian injuries, workplace injuries, slips, trips and falls, head injuries, and injuries sustained in motor vehicle collisions.
  • Qualified as an Expert Witness in the Ontario Superior Court of Justice for engineering analysis in trip and fall investigations.
  • Collaborated with team members on multi-disciplinary projects to provide clients with solutions to complex problems, within budget and in a timely manner.
  • Managed multiple projects and worked with various clients simultaneously; independently performed examinations, testing and analysis, and communicated findings verbally and in technical reports.

University of Waterloo
Sessional Lecturer, School of Kinesiology
2017 – 2019, Waterloo, ON

  • KIN 471 – Forensic Biomechanics, Personal Injury: Stairway Falls and Head Injuries.

Defense Research and Development Canada (DRDC)
Research Technologist, Human Systems Integration
2015 – 2016, Toronto, ON

  • Provided engineering and analytical support to Future Small Arms Research for the Canadian Armed Forces (CAF), including the configuration of a mechanical test fixture intended to simulate human response to weapon recoil.
  • Coordinated and led data collection at various CAF bases across Canada, independently processed and analyzed data in Excel and Matlab, and published internal and external scientific reports.
  • Managed comprehensive ergonomics lab – validated equipment, generated Standard Operating Procedures, and initiated development and implementation of lab database and loaning system.


  • Professional Engineers Ontario (PEO)
  • Engineering and Geoscientist British Columbia (EGBC)
  • Member, ASTM Committee F13 on Pedestrian/Walkway Safety and Footwear


  • Sinclair, B. and Denbeigh, K. (2018). The Laws of Traction: Athletic Footwear and Risk of Injury. The Lawyer’s Daily.
  • Parkinson, R.J., Sinclair, B. (May 2017) Escalators Not Always a Walk in the Park. The Lawyers Daily.
  • Karakolis, T., Sinclair, B.A., Kelly, A., Terhaar, P., and Bossi, L.L.M. (2017). The Determination of Orientation and Practice Requirements When Using an Obstacle Course for Mobility Performance Assessment. Human Factors.