Vehicular Failure Analysis Consultants: 6

Envista Forensics is a global leader in Forensic Engineering & Recovery Solutions. They provide Cause & Origin, Failure Analysis, Fire and Explosion Investigations, Accident Reconstruction, Damage Evaluations and Equipment Restoration Services following disasters of all kinds. Envista has offered Consulting Services to the insurance, legal and risk management industries, as well as businesses, public entities, and universities for over 25 years. Their Experts travel globally from 30 offices located across the U.S., Canada, Mexico, the U.K., Australia and Singapore.

Insurance Industry / Claims Professionals - Envista understands the need to save money and expedite the claim, to serve the insured and reduce uncertainty. They offer a menu of services that address insurers’ needs for timely, reliable information, as well as their need to satisfy the policyholders. Envista's insurance clients include Property Adjusters, Casualty and Liability Adjusters and Examiners, Boiler & Machinery Specialists, Inland and Ocean Marine Surveyors, Subrogation and Recovery Professionals, SIU (Special Investigation Units), Forensic Accountants, and Lloyd's & London Market.

Businesses - Envista understands that buildings, equipment, data and other assets are critical to the profitable operation of any business. They are proud to offer a variety of services that help businesses protect themselves when they need it most. Envista offers specialized expertise with all types of business, especially Manufacturers, Technology Companies, Food Processing, Hospitals, Medical / Dental Care, Laboratories, R&D (Research & Design), Schools and Universities, Law, Accounting, and other Professional Service Firms, Banking, Securities, Financial, Energy, Transportation, Retail, and Broadcast and Entertainment.

Universities & Public Entities - Risk Managers and Business Officers responsible for the operations of colleges, universities, local government and other entities have the challenging role of working to prevent financial exposure following disasters involving business-critical equipment, buildings/structures, data/networks, as well as safety. Envista engineers and technicians have over a quarter century’s worth of experience providing forensic consulting for college risk professionals, as well as the insurance carriers and legal professionals who serve them.

Consulting Services:

• Equipment Damage Assessments
• Forensic Engineering / Causation Analysis
• Building & Structure Damage Assessments
• Equipment Restoration & Preservation
• Evaluation of Repair and Replacement
• Project Management of Repair and Recovery Efforts Options
• Data Recovery
• Computer Forensics
• Forensic Video Services
• Cyber Incident Analysis

View Envista's Expert Witness Profile.

William Guentzler, Ph.D. has over 30 years as a Forensic Examiner and 36 years as a University Professor. Dr. Guentzler specializes in the area of FAILURE ANALYSIS for autos, trucks, ATCs, ATVs, motorcycles, motor homes, marine and golf carts. 

Areas of Expertise:

BRAKES TIRES IGNITION FUEL SYSTEMS COOLING ALTERNATIVE FUELS / BI and DUAL FUEL SYSTEMS

ELECTRICAL SEAT BELTS BATTERY EXPLOSIONS HYBRID ELECTRIC VEHICLES VEHICLE FIRE CAUSE AND ORIGIN

Dr. Guentzler has served as an Expert Witness for both Plaintiff and Defense in over 550 Cases. References are available upon request.

The four PhD and registered PEs at Miller Engineering are celebrating 40 years of Professorships at three universities along with providing services to Government, Insurance, and Industry—through research, publications, presentations, and expert testimony. We have a dedicated office with a full time staff of engineers, researchers, and technical writers. The span of our collective academic and experiential expertise covers well the Mechanical, Electrical, Chemical, Agricultural, Industrial, Human Factors, Ergonomic and Safety fields of engineering. The areas listed below are from actual projects completed in our 40 years of history. 

Vehicles Car/Truck Accident Reconstruction Crash Data Retrieval (CDR) Visibility & Reaction Time Analysis Tires, Trailers, Brakes & Accelerators Truck/Off Road Vehicle Egress/Ingress Traffic Signing and Construction Zones Electronic Vehicles Mechanical & Electrical Safety Product Safety & Analysis Machinery - Metal, Wood, Plastic Molding Machine Guarding & Safety, Robots, Automation Hazard and Risk Analysis Employee Safety Procedures – OSHA Electrical Distribution & Transmission Hazards

Warnings & Instructions Warning Labels & User Manual Design Hazard Analysis & Product Label Designs Medical Device & Drug Warnings & Instructions Inadequate Warnings Analysis Standard Compliance (ANSI Z535) Product Recall Information & Strategies Consumers/Household Safety Appliances & Tools Child Furniture, Choking, Playgrounds Swimming Pools & Exercise Equipment Recreation - ATV, Boats, Bicycles, Boards Ladder, Stair, Step and Railing Accidents Slip, Trip, & Fall Accidents CPSC Recall Information & Strategies

Chemicals Safety & Labeling NEW OSHA HAZCOM (2012) & GHS Review MSDS, SDS and Product Label Compliance Toxic Torts - Diacetyl, Asbestos, Benzene, Lead, Carbon Monoxide Vaping & E-Cigarette Health Effects Chemical Exposures & Workplace Safety Chemical Inhalation, Ingestion, Dermal Contact Contamination - Water & Environmental Manufacturing & Process Line Accidents Slips, Trips, Falls, & Entanglements Fires & Explosions Cause & Origin Investigations Gas, Vapor, & Electrical Spontaneous Combustion Vaping & E-cigarette Battery Failures Fire Control & Explosion Issues

Agriculture Tractor & Equipment Accidents Chemical Applications & Exposures Crop Storage & Harvesting Accidents Pesticides Construction Vehicle Visibility Accidents Slip, Trip, & Fall Accidents Power Tool Repetitive & Immediate Injuries Scaffolding - Cranes - Hoisting - Fork Lifts Insurance Subrogation & Forensics Accident Investigations Electrical & Fire Causation Chemical Leakage Damage Defective Equipment Injuries Premise and Process Damages

James M. Miller, PE, PhD – Founder  Dr. Miller is an Emeritus Engineering Professor at the University of Michigan. He has directly served in Washington originating several Federal OSHA safety regulations, and interacts regularly with CPSC regarding safety and product recalls. Dr. Miller often works on projects relating to compliance with occupational safety standards, provides upper management guidance on product design, recall and liability issues, and serves as an expert witness.

Mark R. Lehto, PhD – Co-Founder Dr. Lehto is a Professor of Engineering at Purdue University. He completed his Ph.D. in engineering at the University of Michigan, where he specialized in Human Factors Engineering, in particular Warnings and Labeling. Dr. Lehto specializes in knowledge engineering, warnings and instructions, structuring expert systems, accident modeling, accident statistical analysis, consumer product safety, boating safety, in-field national surveys of product usage, and product information effectiveness.

David R. Clark, PE, PhD – Co-Founder Dr. Clark is an Emeritus Engineering Professor at Kettering University. He was an engineering PhD graduate from the University of Michigan, where he specialized in human factors engineering and system safety analyses. He has a special expertise in electrical fire- and explosion-related accidents, and has extensive experience working for loss control companies, performing over 150 fire origin and cause investigations in the past few years.

Adam M. Olshove, PE, MSE – Engineering Manager Mr. Olshove has over 10 years of experience providing consulting services to industry and the legal profession. He holds an MS in Mechanical Engineering with a focus on control systems and battery modeling (2019), and a BS in Mechanical Engineering (2012), both from the University of Michigan. He has performed dozens of on-site investigations nationwide in relation to consumer product design and industrial accidents, including failure analysis and testing.

Jeffrey D. Rupp, MSE – Engineering Associate Mr. Rupp has a BS in mechanical engineering from the University of Michigan and a MS in systems engineering and engineering management from Wayne State University. Among his company affiliates is 26 years with Ford Motor Company and Volvo Car Corporation, where he was involved in crash development and crash sensing calibrations.

Quality Forensic Engineering, LLC is a full-service forensic engineering firm, providing engineering support to clients in the areas of accident reconstruction, biomechanics, fire investigations, patent litigation analysis, premises liability, product liability, and tire failure analysis. We use the latest technology and industry proven techniques to provide thorough analysis and conclusions for the most difficult engineering questions. Our forensic engineers support clients throughout the U.S. Our locations include Tallahassee, FL; Jacksonville, FL; Tampa, FL; New Orleans, LA; San Diego, CA; and Tucson, AZ.

Dr. Brian Pfeifer, P.E. - Dr. Pfeifer is an Engineering Expert with over 25 years of experience investigating thousands of cases involving a variety of forensic engineering issues. He is a leading expert in accident reconstruction, roadside safety, maintenance of traffic, commercial vehicle accidents, pedestrian accidents, bicycle accidents, and the analysis of mechanical systems and product failures. Dr. Pfeifer has a strong background in the design, development, and implementation of roadside safety hardware including guardrails, bridge rails, and crash cushions. Over 33 patents have been filed worldwide on behalf of Dr. Pfeifer and associated colleagues who invented safer guardrail systems, vehicle storage systems, shipping container handling systems, and material handling and storage methods. He has also utilized his technical knowledge and understanding of patents to assist in a number of matters involving patent litigation.

Dr. Pfeifer has published numerous papers to various organizations, covering topics such as new guardrail systems, energy absorbing guardrail terminals, breakaway sign mechanisms, and material handling technology. He has shared his expertise with many organizations on topics including vehicle collisions, bicycle accidents, roadway construction zones, and accident reconstruction expert witness utilization. Dr. Pfeifer is a registered Professional Engineer in nine states and he continues to refine his skills and knowledge of accident reconstruction and roadside safety by staying current with new technology and best practices. Dr. Pfeifer has extensive experience with providing deposition and trial testimony as an Engineering Expert.

See Full Bio & CV.

Expertise:

Automobile Collisions Tractor-Trailer Collisions Guardrails / Bridge Rails Construction Zones Bicycle Accidents Pedestrian Accidents Motorcycle Accidents Occupant Kinematics

Roadside Safety Airbag Control Module (ACM) Analysis Tractor Trailer Electronic Control Module (ECM) Analysis Product Failure Analysis Maintenance of Traffic (MOT) Evaluation Restraint System Analysis Patent Litigation Technical Analysis

Dr. Ian M. Zeller, PhD, ACTAR, is an accomplished engineer with more than 10 years of experience in Biomechanics and Computational Dynamics fields. He has investigated hundreds of cases ranging from motor vehicle accidents, recreational incidents, medical device designs, as well as injuries from product liability all across the United States. 

Dr. Zeller has graduate level experience in computational dynamics and orthopedic biomechanics with a specific emphasis in dynamics, vibrations, joint contact mechanics, and muscle control during static and dynamic loading applications. Dr. Zeller’s past research includes clinical and computational analysis of the human body with respect to the design and implantation of orthopedic devices for the knee, hip, and spine. He has published in peer-reviewed journals and presented research at both technical and surgical conferences in North America, Europe, and Asia. Dr. Zeller also worked with surgeons across the United States in the design and assessment of knee replacement devices, including personalized and prototype devices to optimize for efficacy and safety. 

Dr. Zeller is also accredited as a traffic accident reconstructionist and continues to conduct research as well as maintain a current knowledge of developing trends and best practices in the biomechanics and engineering fields. Dr. Zeller has published to various organizations on topics ranging from knee replacement design, forward solution modeling, joint mechanics, personalized joint replacements, material structures and properties as well as biological modeling of disease distributions. He also has an extensive testifying history including depositions, trials, and arbitrations. 

See Full Bio & CV.

Expertise:

Biomechanical Analysis Accident Reconstruction Injury Consistency Mechanism of Injury Analysis Vehicle Occupant Kinematics Falling Object Mechanics and Analysis Bicycle Accidents Pedestrian Accidents Amusement Park and Playground Accidents Crash Data Retrieval and Analysis

Product Failure Analysis Seat Belt Analysis Restraint System Occupant Position Determination Sequential Events Analysis Speed Analysis Vehicle Damage Consistency Collision Avoidance Material Fracture Analysis

 Michael R. Hill, PhD, PE, is a Biomechanical Engineer passionate about applying biomechanics techniques to solve diverse problems in forensics, medical research, engineering, biology, science, and mathematics. He is an expert in experimental, theoretical, and computational Tissue Biomechanics, with a focus on injury mechanisms, human tissue damage, and nonlinear soft tissue mechanics.

Dr. Hill’s core strengths are in orthopedic and cardiovascular biomechanics, vehicle accident reconstruction, injury consistency analysis, mechanical design, instrumentation,
experimental analysis, numerical methods, simulation, statistics, and image processing. Dr. Hill has lectured in the field of biomechanics and numerical methods, and his research has been published in 16 academic articles and presented at 40 international and national scientific conferences.

See Full Bio & CV.

Expertise:

Vehicle Accident Reconstruction Occupant Kinematics Orthopedic and Cardiovascular Biomechanics Human Tissue Damage Mechanics Slip, Trip, and Fall Analysis

Computational Mechanics  Experimental Biomechanics Image Analysis Computational Modeling Event Date Recorder (EDR) Data Retrieval and Analysis Automobile Restraint Analysis

View Quality Forensic Engineering Industrial Forensic Engineering Consulting Profile.

Quality Forensic Engineering, LLC is a full-service forensic engineering firm, providing engineering support to clients in the areas of accident reconstruction, biomechanics, fire investigations, patent litigation analysis, premises liability, product liability, and tire failure analysis. We use the latest technology and industry proven techniques to provide thorough analysis and conclusions for the most difficult engineering questions. Our forensic engineers support clients throughout the U.S. Our locations include Tallahassee, FL; Jacksonville, FL; Tampa, FL; New Orleans, LA; San Diego, CA; and Tucson, AZ.

Traci K. Campbell, PE, CFSE, CXLT, has over 22 years of experience investigating, analyzing, and testifying in matters involving a variety of forensic engineering issues. Ms. Campbell has a strong background working in manufacturing and industrial workplaces including the design, development, and implementation of solutions to ensure safe work environments. She has also been credited as part of a team holding a patent related to safeguarding power hand tools with rotating discs. 

Ms. Campbell's special interests include amusement park and theme park accidents and safety related issues. She is also a CFSE – Certified Forensic Slip Expert, CXLT – Certified XL Tribometrist (slip index evaluation) and a certified counter balance forklift operator. Ms. Campbell has served as a presenter with the American Society of Safety Professionals (ASSP) regarding slip, trip, stumble, and fall incidents. She has shared her engineering expertise with many organizations on topics including: slip, trip, stumble, and fall incidents; electronic data in the realm of accident reconstruction; safety engineering and the engineering hierarchy; photogrammetry and other accident reconstruction techniques; OSHA compliance; and Industrial Engineering. 

Ms. Campbell is a registered and licensed Professional Engineer in five states and she continues to refine her skills and knowledge of premises liability and safety engineering by staying current with new technology and best practices.

See Full Bio & CV.

Expertise:

Industrial Accidents Slips, Trips & Falls Human Factors and Environment Interaction Pedestrian Kinematics Workplace Safety Retail and Restaurant Facility Safety OSHA & ADA Regulations Multi- Employer Workplaces ANSI, ASTM & Building Codes Elevators/Escalators Industrial Equipment

Forklifts and Material Handling Devices Parking Lot Safety  Safety Engineering Guarding and Warnings Theme Parks & Recreation Facility Safety Fire and Explosion Safety Product Failure Analysis Pedestrian Accidents Automobile Collisions Tractor-Trailer Collisions Bicycle Accidents

Brian A. Darr, P.E. IAAI-FIT(V), CFEI, has over 25 years of engineering experience which includes Tire Failure analysis on many types of tires (passenger, light truck, radial medium truck, retreads, motorcycle, etc.), Vehicle and Residential Fire Origin and Cause investigations, vehicle accident reconstruction for passenger and commercial vehicles, motorcycles, vehicle component failure analysis, and insurance fraud/consistency evaluations. He also conducts crash data retrieval (CDR) downloads for passenger vehicles and engine control module (ECM) downloads for commercial vehicles. Mr. Darr evaluates traffic signal timing relating to intersection collisions. He provides services in product and material failure analysis, cause analysis of plumbing failures, mechanical equipment and machinery failures, lightning strike investigations, nondestructive examinations and testing, product design and assessment of conformance to government, corporate, industry, safety, and international standards.

Mr. Darr has over 25 years of extensive experience with tires including design, development, manufacturing, quality investigation, race tire preparation, and testing of tires at numerous testing facilities. He worked in a tire manufacturing facility as a plant technical engineer where he investigated quality related issues, and in a Research & Development (R & D) center where he designed, developed, tested, and analyzed tires. Mr. Darr has visited numerous tire production plants such as Goodyear, Bridgestone, Michelin, and Continental tire. He has inherent knowledge of the PAX run-flat tire system and C3M manufacturing process. He also was responsible for verifying standards and regulations were met, related to tire product and tire pressure monitoring sensors.

Mr. Darr has been qualified as a tire expert in State and Federal court. He has completed forensic tire failure analysis on many types of tires in which he referenced hundreds of publicly available tire related documents. He reviews forensic tire reports from outlying offices along with providing marketing support and giving seminars nationwide. He has conducted numerous vehicle and residential fire origin and cause investigations with various findings including fires that were intentionally set, accidental, and electrical in nature. He has also conducted fire suppression system investigations. 

Mr. Darr holds multiple fire certifications and designations with the International Association of Arson Investigators and the National Association of Fire Investigators. 

See Full Bio & CV.

Expertise:

Fire Cause and Origin Tire Failure Analysis Vehicle Fire Investigation Residential Fire Investigation Fire Suppression System Investigation Vehicle Accidents Motorcycle Accidents

Vehicle Component Failure Analysis Insurance Fraud / Consistency Evaluations Crash Data Retrieval (CDR) Tractor Trailer Electronic Control Module (ECM) Analysis Product Failure Analysis Lightning Strike Investigation Product Design and  Assessment

View Quality Forensic Engineering's Accident Reconstruction Consulting Profile.

Dan W. Wall, BSME is a Mechanical Engineer who specializes in the fields of Accident Reconstruction, Biomechanics and Motor Vehicle Injury Causation, Human Factors, and Injury Prevention in Motor Vehicle Design. Mr. Wall offers his consulting services to attorneys, vehicle manufacturers, insurance companies, cities, states, counties, and individuals, both nationally and internationally.

Background Experience:

Wall Accident Reconstruction, Inc., 1996-Present, Investigation and reconstruction of traffic collisions, highway traffic safety, biomechanics of impact trauma, injury causation, engineering analysis of design and design failure, statistical analysis, human factors, slip and falls and expert witness testimony.

For more information, visit www.wallaccidentreconstruction.com

Also view Dan Wall's article in Attorney At Law Magazine at http://attorneyatlawmagazine.com/phoenix/2014/01/17/accident-reconstruction-expert-dan-wall/

Cromack Engineering Associates, Inc., Tempe, AZ, 1987-1998, Investigation and reconstruction of traffic collisions, product liability, biomechanics, and expert witness testimony.

Martin Marietta Aerospace, Denver, CO, 1980-1987, Senior Engineer, Design and analysis of aerospace systems. Projects included Man Maneuvering Unit with special recognition by NASA, Titan 34D Missile Systems, and Strategic Defense Initiative.

Summary of Experience:

Building & Roadway Construction & Design Automotive Technology Aircraft Technology and Maintenance Motorcycle Technology and Experience Off-road Experience and Design ATV Technology and Experience Slip and Fall Heavy Vehicle Trailer Design Commercial Trailer Under-ride Guard Design

FMVSS Standards Vehicle Design and Performance Tire Design and Failure Analysis Crash Worthiness Roadside Design Signage, Lighting, and Conspicuity Environmental Conditions and Effects Animation and Computer Simulations Crash and Acceleration Testing Low Speed Vehicle Collision Testing

View Dan Wall's Expert Witness Profile.