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Transportation Forensic Engineering Services
Engineering Forensics Group (EFG) is a client-focused engineering consulting firm dedicated to delivering precise and innovative transportation solutions. Our team combines decades of experience in accident investigation, reconstruction, and transportation analysis with cutting-edge technology to meet client needs efficiently. Specializing in forensic engineering, we provide expert testimony in state and federal courts while maintaining strict adherence to scientific and ethical standards. Headquartered in Knoxville, Tennessee, we serve public and private clients across the continental United States. Our core competencies include event data recorder analysis, crash scene mapping, roadway defect investigations, and pedestrian surface evaluations.

We prioritize transparent communication, budget-conscious strategies, and technical excellence to build lasting client relationships. Our professionals hold recognized expertise in transportation engineering and accident reconstruction, ensuring accurate, court-admissible findings. By integrating advanced data collection methods with practical engineering principles, we deliver actionable insights that support legal, insurance, and infrastructure decision-making. Our commitment to continuous professional development ensures clients receive the most current methodologies in forensic engineering analysis. Through personalized service and technical rigor, we empower clients to achieve their objectives with confidence in our findings.
Services
EDR Retrieval Expert Witness Services Slip/Trip Analysis Traffic Control Analysis Crash Scene Mapping Roadway Defects Analysis Pedestrian Surface Evaluation
Highlights and features
  • Our engineers have decades of experience in accident reconstruction and transportation analysis
  • We utilize advanced technology for precise crash scene data collection and EDR analysis
  • Court-qualified experts provide reliable testimony in legal proceedings
  • Client-focused approach prioritizing budget efficiency and technical accuracy
  • Nationwide service with local Knoxville, TN-based operational excellence
Services
EDR Retrieval
We extract and interpret vehicle event data recorder (EDR) information to determine pre-crash conditions. Our certified technicians use specialized tools to recover critical metrics like speed, braking, and airbag deployment. This data supports accurate accident reconstructions and legal proceedings.
Expert Witness Services
Our qualified engineers provide expert testimony in transportation-related legal cases. We present complex technical findings through clear visualizations and plain-language explanations. Our court-admitted expertise covers accident causation, roadway safety standards, and vehicle dynamics analysis.
Crash Scene Mapping
We create detailed 3D crash scene reconstructions using total station surveying and photogrammetry. This precise spatial data preserves evidence for long-term analysis and courtroom presentations. Our mapping solutions help establish vehicle positions, skid marks, and environmental factors.
Roadway Defects Analysis
Our team investigates roadway design flaws and maintenance issues contributing to accidents. We assess compliance with federal and state transportation standards, evaluating elements like signage, pavement markings, and geometric design. Findings support liability determinations and safety improvements.
Pedestrian Surface Analysis
We evaluate pedestrian areas for slip resistance, trip hazards, and ADA compliance. Using standardized testing methods, we measure surface friction coefficients and identify hazardous conditions. This analysis supports premises liability cases and safety enhancement recommendations.
Questions
What transportation engineering services do you offer?
We specialize in accident reconstruction, EDR analysis, roadway safety assessments, and expert court testimony for transportation-related cases.
Do you work with both public and private clients?
Yes, we serve government agencies, law firms, insurance companies, and private corporations across the United States.
Can you analyze vehicle event data recorders?
Our certified technicians retrieve and interpret EDR data from modern vehicles to determine pre-crash conditions and vehicle performance metrics.
Are your engineers qualified for court testimony?
Our staff includes court-admitted experts with extensive experience providing technical testimony in state and federal legal proceedings.
What areas do you serve?
While based in Knoxville, Tennessee, we provide forensic engineering services to clients throughout the continental United States.