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Machinery (General / Rotated) Expert Witnesses: 27
Kristopher J. Seluga, PE, is a Mechanical Engineering, Accident Reconstruction, Biomechanics, and Safety Expert with over 20 years of experience. He received his Bachelor’s and Master’s degrees from the Mechanical Engineering department at MIT where he worked on the development of novel three-dimensional printing technologies.
Mr. Seluga is also a licensed Professional Engineer in New York and Connecticut, and has served as a member of the ANSI engineering committee for the Z130.1 and Z135 standards for golf cars and PTV’s. His research interests and peer reviewed publications span the topics of Motor Vehicle Dynamics, Product Safety, and Biomechanics.
Litigation Support - Mr. Seluga has been working as a forensic engineer at Technology Associates since 2001. He has investigated 100s of accidents for both plaintiffs and defendants. Mr. Seluga has been qualified to testify as an expert in state and federal court and is experienced in testifying in depositions and trials. He has successfully defeated Daubert / Frye challenges and can prepare and explain compelling exhibits at trial.
Areas of Expertise:
Mr. Pickett is a member on the American Society of Mechanical Engineers B30 committee on Safety Codes and Standards for cranes and rigging as well as a member of several subcommittees. He is also a member of American Society of Mechanical Engineers P30 Committee- Planning for the Use of Cranes, Derricks, Hoists, Cableways and Lifting Accessories. ASME BTH Standards Committee.
Mr. Pickett is a Professional Engineer, and holds a BSE from the University of Michigan, Ann Arbor, and a MScBA in Finance from San Diego State University, as well as a board certified Diplomate Forensic Engineer. He has qualified as an expert witness in the State of New York Supreme Court and the State of California Supreme Court.
- Man baskets, Forklifts, Scissors Lifts, Aerial Lifts, Rigging Gear, Hydraulic Jacks, and Hydraulic / pneumatic Lift Systems, Automotive Lift Systems, Conveyors, Pallet and Packages Conveyors, Pneumatic Systems, Machine tools, Boats, Barges, and Elevators
- Tower, Mobile, Bridge, Truck, Portal, Container, Jib and Floating Barge Cranes, and Derricks
- Operator training compliance to National Commission for the Certification of Crane Operators, NCCCO, requirements for tower crane, mobile crane, overhead crane, articulating crane operator training and certification, signal person, and rigger certification
- Compliance covers applicable national and international standards that include the ABS, ASTM, ASM, ASME, ANSI, WSTDA, ALI, etc. and DIN, EN, FEM to list a few. National regulations include state and federal OSHA requirements as well as DOE, military specifications and standards
Metallurgy Design Engineering Expert Witness Thomas Caldwell
Thomas W. Caldwell, PE
Mr. Caldwell has designed and manufactured components for consumer and industrial products, including safety-critical applications such as aircraft landing gear brakes, seat belt lockup devices, windshield wiper, and window lift motor systems. He has experience creating and guiding technology development and manufacturing partnerships in Europe and Asia, licensing and selling intellectual property and creating supply chains in China.
Mr. Caldwell has lectured in the USA, Germany, Switzerland, and India on manufacturing premium quality metal products and manufacturing processes, and was a technical paper peer reviewer for 20 years for the Society of Automotive Engineers. A United States patent holder, he has published peer reviewed research in electrochemistry and materials processing, and has written and spoken numerous times on the subject of Materials Selection.
Litigation Support - Thomas W. Caldwell, PE, is a testifying and consulting expert for both plaintiff and defense counsel. His cases involve product failure for ferrous and non-ferrous alloy products such as hand tools, recreational and exercise equipment, fire fighting apparatus, rotating industrial machinery, construction hardware, piping, and lighting fixtures. Mr. Caldwell utilizes destructive and non-destructive methods for insuring product integrity.
Areas of Expertise:
Greg Gerganoff, CSP, Esq., possesses extensive experience in safety compliance and practice involving OSHA and MSHA. He obtained is law degree from Western Michigan University, Cooley Law School and practiced general civil law for approximately 12 years in Colorado prior to entering the safety profession. Mr. Gerganoff earned a Certified Safety Professional certification and has 18 years of field safety experience in mining, oil and gas, construction, manufacturing, power plant outages, and light rail construction.
His professional safety experience includes OSHA / MSHA Safety field work and compliance with experience in the heavy construction, manufacturing, light rail construction, power plant outages, public schools, oil and gas, mining, pipeline, and trenching and excavation industries.
- Authorized Outreach Trainer for OSHA General Industry.
- PEC Safeland Basic and Core instructor (Oil and gas).
- MSHA Approved Instructor (Blue Card) for Surface, Metal/nonmetal.
- Member of the American Society of Safety Professionals.
Litigation Support: Mr. Gerganoff assists with discovery questions regarding safety matters. Safety opinions based upon statutory, administrative, judicial rulings and related industry association safety policies ancillary to OSHA and MSHA. Mr. Gerganoff is retained by attorneys for both Plaintiff and Defendant. Some of the subject matter litigation he has handled include:
Since 1988, Real-World Forensic Engineering, LLC ("RWFE") has provided engineering services to industries and government labs, as well as litigation support to both plaintiff and defense attorneys practicing in many areas.
RWFE Areas of Expertise Include:
At RWFE, we proudly distinguish ourselves by our Four C's:
CREDENTIALS. COMPETENCE. CREDIBILITY. COMMUNICATION.
|Credentials:||B.S., M.S., M.Eng., M.B.A., J.D., and Ph.D. Degreed|
Licensed Professional Engineers in Mechanical, Electrical, and Civil Engineering
Tenured University Professors and Professionals
NAFI Certified Fire and Explosion Investigators (CFEI)
Licensed Master Electricians
|Competence:||Over 80 Combined Years of Experience in Engineering R&D, Industry, Academia, Consulting, and Expert Witness Litigation Support|
Over 120 Combined Deposition and Court Testimonies
|Credibility:||Internationally Recognized in Our Areas of Expertise|
More Than $19 Million in Peer-reviewed and Funded Research Grants
Over 200 Combined Scientific Publications and Journal Articles
|Communication:||Over 20 Different Undergraduate and Graduate-level University Courses|
Over 30 Invited Short Courses, Talks, and Lectures
Design Evaluation – Accident Investigation – Intellectual Property - Failure Analysis – Fire Cause & Origin – Component Testing - Computer Aided Drafting – Accident Animation - Expert Witness & Litigation Support
Rapperport Associates, Inc., provides exceptional capability in Failure Analysis, Fire and Explosion Investigation, Accident Reconstruction, Structural Analysis, Mechanical and Electrical Engineering, Metallurgy and Materials Science. We have provided superior technical support for litigation since 1974, and possess an extraordinarily talented technical team with impeccable academic and industrial credentials and proven analysis capability. Our team of distinguished scientists and engineers is drawn principally from Massachusetts Institute of Technology (M.I.T.) and Stanford University.
AREAS OF EXPERTISE:
|Failure Analysis||Accident Reconstruction|
|Fire & Explosion Analysis||Safety|
- Structural / Civil
- Materials Science
- Aeronautics and Astronautics
Quality Forensic Engineering, LLC is a full-service forensic engineering firm, providing engineering support to clients in the areas of accident reconstruction, premises liability, and product liability. With over 20 years of experience for each of our senior engineers, we utilize the latest technology for documenting evidence and retrieving data including FARO 3D scanning, aerial drone imaging, and black box downloads. Our forensic engineers are mobile, supporting clients throughout the U.S. We are headquartered in Tallahassee, Florida with remote locations in Jacksonville, Florida; Tampa, Florida and Tucson, Arizona.
Dr. Brian Pfeifer, P.E. - Dr. Pfeifer has over 25 years of experience investigating and testifying in cases involving a variety of forensic engineering issues. He is a leading expert in accident reconstruction, roadside safety, maintenance of traffic, commercial vehicle 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 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 three 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.
Ms. Traci Campbell, P.E., CXLT - Ms. Campbell has over 20 years of experience investigating, analyzing, and testifying in matters involving a variety of forensic engineering issues. She is a leading expert in industrial accident reconstruction and human factors; slip, trip, stumble and fall analysis; application of standards, codes, and guidelines including OSHA, ANSI, ASTM, Life Safety, ADA and Building Codes; workplace safety related issues; forklift and material handling devices; construction machinery and workplaces; manufacturing equipment; and the analysis of workplace systems and product failures. 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. Her special interests include amusement park and theme park accidents and safety related issues. Ms. Campbell is also a 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.
Mr. Chris Yates, P.E. - Mr. Yates has over 20 years of experience investigating cases related to a variety of forensic engineering issues. He is a Mechanical Engineer specializing in accident reconstruction involving autos, tractor-trailers, bicycles, pedestrians, and other roadway related incidents. His expertise also includes seat belts, occupant kinematics, product failure analysis, and electronic module downloads for both automobile airbag modules and tractor-trailer electronic control modules.
In addition to providing documentation, analysis, reports and testimony in forensics matters, Mr. Yates has been involved in the design of various products including safety guards for grinders and band saws, port container handling systems, vehicle and boat storage systems, warehouse material handling systems, and material handling systems for shipboard use.
Dr. J. P. Purswell, PhD, PE, CPE has extensive experience in Human Factors, Ergonomics, and Safety Engineering. He holds a doctorate in Industrial & Systems Engineering from Virginia Tech. He has taught Safety Engineering and Ergonomics in the Industrial Engineering Department at CSU-Pueblo since 1999.
A member of the Human Factors and Ergonomics Society and the American Industrial Hygiene Association, Dr. Purswell also served as the Chair of the Industrial Engineers PE exam from 2005 to 2009. He continues to serve on the committee which is responsible for the preparation of the national professional engineering examination in industrial engineering.
Dr. Purswell is the author of more than 20 publications and presentations on Product Safety, Occupational Safety, Printed Warnings, and Auditory Warnings. Examples of products addressed include silica, asbestos, cleaning chemicals, gasoline containers, and recreational equipment. Dr. Purswell maintains NIST-calibrated equipment for the measurement of light, sound, force, and whole-body and hand-arm vibration in addition to standard photo and video equipment.
Litigation Support - An Expert Witness in the legal industry since 1997, Dr. Purswell has been qualified as an expert in state and federal courts across the nation in safety engineering, including safety analysis techniques such as Fault Tree Analysis and FMEA as well as product warnings / instructions and OSHA compliance issues. His services include site inspections, document review, drafting Rule 26-compliant reports, deposition, and trial testimony. He has been retained by attorneys for both Plaintiff (40%) and Defense (60%) more than 100 times, has been deposed approximately 50 times, and has testified at trial over 20 times.
Areas of Expertise:
Cory W. Bruner has 25 years of experience in Safety in Construction and General Industry. Mr. Bruner is a qualified Safety Professional and holds a Safety Management Practitioner Certification. He has 25 years of Safety, Health and Environmental experience and 15 years specializing in Concrete Pumping. Mr. Bruner has provided services to clients in the Concrete Pumping, General, Construction, Oil and Gas, Legal, and Insurance Industries.
Concurrently with Propel Consulting, Mr. Bruner serves as Corporate Director of Risk Management, Safety and HR at Facility Solutions Group, Inc. In this role, he oversees all aspects of Safety and Health including but not limited to policy and development, implementation, training, pre-qualification coordination, injury prevention investigation and reporting, site loss control auditing, management of facility safety trainers and staff, safety, and safety budgeting.
Litigation Support - Mr. Bruner has provided expert opinions in numerous state and federal accident and injury cases. He specializes in concrete pumping accidents, and fatalities in construction, oil and gas, chemical process, and systems industry accidents and fatalities. Mr. Bruner is experienced with Federal and numerous State DOT / FMCSA regulatory compliance matters. He provides root cause analysis with corrective measures.
Areas of Expertise:
Page Engineering is a professional consulting firm that combines Ergonomics, Industrial Engineering, and Health and Safety expertise. They have served industry leaders in the areas of Transportation, Shipping, Manufacturing, and Health Care throughout the United States and Canada. Established in 1994, their approach is bolstered by years of litigation scrutiny and backed by extensive application of ergonomics, human factors, epidemiologic, and occupational medical scientific literature. They specialize in human factors and ergonomics assessments, including both acute and cumulative exposures and their hands-on approach is backed by extensive research and measurement of actual work exposure to occupational physical factors and workplace design.
Litigation Support - The professionals at Page Engineering provide forensic engineering and root cause analysis expert witness services to counsel representing both Plaintiff and Defense. Their areas of expertise include:
George B. Page, CPE, is a Certified Professional Ergonomist. Since founding Page Engineering, Mr. Page has been providing ergonomics services, integrating multiple disciplines (industrial engineering, safety, health, business, regulatory) to provide effective results, whether in the application of job analyses and job improvement processes or in physical job demands analyses. His experience includes conducting ergonomics analyses and research in the railroad industry, primarily, and in heavy industry, in general, for over 30 years. Clients include: Union Pacific Railroad, Kansas City Southern Railways, Association of American Railroads, FedEx, American Petroleum Institute, Food Marketing Institute, Food Distributors International, Blue Water Bridge Authority, USPS. His expertise includes job exposure assessments, physical demands assessments, accident reconstruction, forensic engineering.
Greg G. Weames, CPE, CCPE, CRSP, is a Certified Professional Ergonomist who provides forensic services regarding Musculoskeletal Injury / Disorder Risk and expert testimony. Since joining with Page Engineering, Inc., Mr. Weames has been asked to provide consulting services in ergonomics for over 500 cases involving civil lawsuit work-related injury/disorder claims. With training, education and experience in musculoskeletal injury and musculoskeletal disorder as a focus, he applies generally accepted methodology in his analysis of causation to a reasonable degree of scientific certainty. Mr. Weames has his expert witness experience from within the railroad industry, which includes transportation, construction maintenance, mechanical shop, communications and office environments which support a large variety of jobs and work tasks. Over the past 20 years of providing expert witness services, Mr. Weames has relied on independent, objective measurements of claimed exposures to occupational physical factors and the epidemiologic scientific literature, relevant ergonomics guidelines and standards to support his opinions. Mr. Weames has given depositions and has appeared at jury trials in both State and Federal US Court during his years doing expert witness work.
Stephen D. Fleming, CPE, CXLT, is an Industrial Engineer / Ergonomist whose background includes analyzing work environments and work tasks using industrial engineering work measurement methods and risk assessment models for different body regions. His expertise is in assisting industrial clients in applying ergonomics to workplace processes, tools, and equipment, including all major North American railroads, FedEx, Ford Motor Company, Lear Seating, USPS, and the Blue Water Bridge Authority. Mr. Fleming has been acknowledged for developing and implementing a methodology for measuring and analyzing exposure to whole-body vibration (WBV) and hand-arm vibration (HAV).
John L. Ryan, BSME, P.E. is a Mechanical Engineer who provides general Mechanical and Structural Engineering expertise. Mechanical and Safety Engineering (MASE) provides full service analysis and accident reconstruction of products involved in accidents.
Mr. Ryan's services have been requested for attorneys and insurance companies needing forensic engineering expert witness testimony to determine whether machinery and products involved in injury cases were adequately designed or whether they have a Design, Manufacturing, or Material Defect. All products are lab-tested on site to determine adherence to industry standards and engineering design protocol. Alternate preventative designs are developed when none exist commercially.
Mr. Ryan is available for both Plaintiff and Defense, depending on the individual case. His services include producing high quality reports and visual aids in the courtroom such as scale models to help explain accident scenarios and alternate designs to judges and juries.
Areas of Expertise:
- Accident Investigation and Reconstruction
- Machine Guarding Accident Investigation
- Climbing Gym Accidents
- Belay Device Failure
- Rock Climbing Accidents
- Fall Protection Failures
- Ladder Failure Investigation
- Design Defect Analysis
- Structural Analysis of Buildings
- Product Liability Investigations
- General Engineering Injuries and Issues
- Industrial safety
- Engineering Continuing Education
- Product Certification
Dr. Richman's educational background at MIT was physical metallurgy and failure analysis. He taught as an instructor at MIT and ran the analytical Metallography laboratory there as well as set up the electron microscopy laboratory at MIT. At Brown, he was director of the Central Electron Microscopy Lab and was very active in Failure Analysis and Fractography as well as Analytical Metallography.
Dr. Richman has investigated failures of offshore drilling rigs and propeller shaft failures(Bethlehem Steel Shipbuilding), helicopter crashes on the Pan Am building and at Newark Airport (NY Airways and Lloyds of London), construction elevator failures (Gilbane Construction and Aetna), bridge failures (Mystic River Bridge upper deck - MassPort Authority), hydroelectric plant shaft failures (McCallum Enterprises), pressure vessel and machinery failures, military equipment and weapons failures, building failures and collapses (US Navy and others), and steel mill production (Italy).
Litigation Support - Marc H. Richman has testified for both plaintiff and defense in about 175 trials in civil and criminal courts. He has served as Technical Advisor to the US District Court (RI) on patent cases (Hon. Raymond Pettine) and has been a consultant for the US Naval Applied Science Laboratory, the US Army Materials and Mechanics Research Center, Battelle, Texas Instruments, etc.).
Dr. Richman has provided expert testimony from product malfunctions, to fatal car accidents, to peeling paint on the Pell Bridge, to the Pan Am Building helicopter crash, to water and gas main failures, to metallurgical examinations of murder weapons.
Areas of Expertise:
LECS (UK) Limited is an International Engineering Firm specializing in Lifts, Escalators, Facade Access and Funiculars (cable cars). With over 20 years of trading history, their specialized engineers are qualified, experienced and carry full professional insurances. Members of the engineering team have all worked for major contractors and have held positions including Senior Engineer, Project Manager and Commissioning / Test Engineers. As a result, LECS has over 150 years of accumulated experience within the key staff of the engineering team and currently employs 10% of the world’s graduates of the MSc in Lift Engineering from the University of Northampton.
LECS (UK) Limited is a member of independent bodies such as ACE, BSI and ConstructionLine. They have an accredited Quality Assurance scheme to ISO 9001 (2008) and are regularly audited. They provide services for many market sectors including overseas projects, hotels, retail, commercial health, local authority and heritage. The engineers at LECS (UK) have extensive experience as Expert Witnesses and Consultants in litigation involving lifts and escalators. Their services include preparing expert reports in accordance with Regulation 35 of the Civil Procedure Rules and also in Criminal cases. They are also available for adjudication and arbitration cases. LECS (UK) expert witness services have been called on in overseas situations including Gran Canaria, Dubai, Hong Kong, Spain and Turkey.
- Expert Witness - Litigation Support
- Statutory Inspections
- Maintenance Audits
- Acquisition & Condition Surveys
- Project Management
- Traffic Analysis
- Risk Assessments
- New Installations & Modernization Specifications
- Maintenance Specifications
- Portfolio Management
Litigation Support - Mr. Tipirneni provides expert testimony to counsel representing both plaintiff and defendant. His services include laboratory testing, written reports, depositions, and trial testimony as needed.
Areas of Expertise:
The experts at Miller Engineering are Ann Arbor-based professional engineers celebrating 30 years of service to University, Government, Insurance, and Industry through research, publications, presentations, and testimony. Miller Engineering has a staff of engineers and experts in the Mechanical, Chemical, Agriculture, Industrial, and Human Factors fields of engineering with specific knowledge in the following areas:
Mechanical & Electrical Safety
Warnings & Instructions
Chemicals Safety & Labeling
Chemical Exposures & Workplace Safety
Fires & Explosions
Insurance Subrogation & Forensics
|James M. Miller, PE, PhD – Founder Dr. Miller is an Emeritus Professor at the University of Michigan College of Engineering and a registered professional engineer and consultant with over 30 years of experience as an expert witness. He has served as a consultant to industry and government and is highly qualified to give engineering testimony.|
Dr. Miller specializes in warnings, labeling and instruction manuals, consumer product design, machine guarding, process safety, fire science, vehicle visibility, tractor egress/ingress, pedestrian and worker slip and fall prevention, recreational vehicles (ATVs, boats, and personal watercraft), compliance with occupational safety and consumer safety standards (OSHA, MSDS, CPSC, ANSI, ASTM, UL, etc.).
|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 in 1985, where he specialized in Human Factors Engineering, in particular Warnings and Labeling. He has taught courses at Purdue in human and safety factors areas, as well as decision making and artificial intelligence. He has authored numerous professionally-reviewed articles, and he has authored / coauthored internationally-recognized textbooks in the areas of human factors and ergonomics.|
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 Ph.D. graduate from the University of Michigan, where he specialized in human factors engineering and system safety analyses. In particular, his earlier degrees in mechanical and electrical areas have given him a special expertise in electrical fire- and explosion-related accidents.
Dr. Clark is also published on the topics of warnings and labeling. With considerable in-plant experience at General Motors, he is uniquely qualified to provide student theses and design projects while teaching at Kettering that deal with many types of mechanical and optimization projects. Finally, he has extensive experience working for loss control companies, performing over 150 fire origin and cause investigations in the past few years.