Civil Engineering Expert Witnesses: 23

As an arbitrator, structural/civil engineer, and expert forensic consultant with nearly four decades of experience, Casey Hemmatyar has provided extensive expert services for defendants’ and plaintiffs’ attorneys on numerous construction litigation matters throughout the United States and Canada.

He has been retained as an expert engineer in over one hundred litigation matters on single and class-action legal cases by the U.S. government, law firms, and insurance carriers at the State and Federal levels, working with both plaintiff and defendant sides.

A partial list of litigation cases is available upon request. His understanding of core engineering and legal concepts has enabled him to assist a wide range of clientele effectively. He brings diversified experience in structural and civil engineering design and forensic engineering, investigation, and evaluation.

He also conducts research, has assisted in the development of building codes and standards, and has supervised the construction of domestic and international projects. His experience includes special structures and new buildings as well as modifications, alterations, seismic/hurricane retrofits, and upgrades to existing structures. He has provided failure analysis, expert consultation, structural forensic investigation, and damage assessment services for numerous litigation and insurance-related matters.

He actively presents continuing education lectures to audiences of licensed engineers, architects, and general contractors on topics of structural and forensic engineering throughout North America. Mr. Hemmatyar has been the principal structural engineer on high-profile projects for prestigious clients, including NASA and other notable organizations.  Currently, he directs PSFEG and has served as Director for SEAOSC from 2011 to 2013.

His work encompasses a diverse range of structures, including hospitals,  educational institutions (including schools and universities), telecommunication centers, aviation facilities, government buildings, laboratories, as well as commercial, industrial, and residential structures.

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. Headquartered in Tallahassee, FL, we have locations in Jacksonville, FL; Melbourne, FL; Tampa, FL; Indianapolis, IN; New Orleans, LA; San Diego, CA; Charlotte, NC; Columbia, SC; and Tucson, AZ.

Dr. Brian Pfeifer, PhD, PE - 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:

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:

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:

View Quality Forensic Engineering's Industrial Forensic Engineering Expert Witness Profile.

Joseph A. Quilici, CE, SE, CFLC, is a Registered Structural and Civil Engineer in the state of California and is a Certified Forensic Litigation Consultant. Mr. Quilici has over 40 years of experience in the construction industry. He has extensive knowledge of building codes and familiarity with innovative building systems.

Mr. Quilici's range of expertise includes luxury & merchant built residences, apartments and hotels, recreational centers, commercial, retail, and office facilities, religious and educational facilities, and industrial / warehouse facilities. He is also experienced with a diverse range of building materials, including tilt-up concrete, structural steel, post-tensioned concrete, concrete masonry units, foam block, light gauge steel, and timber. 

Qualifications: 

• Licensed Structural Engineer, over 35 years, 1986
• Licensed Civil Engineer, over 40 years, 1982
• University of California, Berkeley, MS Civil Engineering - Structures, 1980
• US Green Building Counsel LEED, Accredited Professional, May 2009
• US Build it Green, Certified Green Building Professional, September 2009
•  Forensic Expert Witness Association Board of Directors - Past President
• Board Certified Forensic Litigation Consultant
• Western Construction Consultants Association Westcon Board of Directors - Past President

2 Minute Informational Video

Litigation Support - Mr. Quilici is a Certified Forensic Litigation Consultant experienced in Destructive Testing, Forensic Investigation, Post-Disaster Investigation, and Remedial Design. His services include site inspection, thorough reporting, repair designs & exhibits suitable for estimating damages, depositions, and trial testimony for both Plaintiff and Defense.

Areas of Expertise:

• Rainfall Calculations, Earth Retention Structures, Grading, Roadwork, Drainage Plans, Flooding
• Structural Framing and Decay, Concrete Foundations, Swimming Pools, Water Feature
• Architectural Moisture Proofing Repair, Seismic Retrofit, Failure Investigation
• Pools, Fountains, Water Features
• Landscape and Recreation Structures & Bridges; Grading, Drainage, Flatwork
• Shells & Vessels, Structural Steel, Gunite, Tilt-Up Concrete, Post-Tensioned Concrete, Precast Concrete, Light Gage Metal, Engineered Lumber, Masonry and Foam Block
• Multifamily, Condominium, Hotel & Resort Facilities; Historic Restoration; Planning & Architectural Design; Merchant Built & Custom Residential, Commercial, Retail, Offices; Medical, Industrial, Historic Restoration, Religious

View Quilici Engineers, Inc.'s Business Consulting Profile.

Mark E. Rieser, II, MS, PE, AIA, GBC, GEC has over 30 years of experience in the Engineering, Architectural, Construction, and Building Design industry. He provides his clients with a comprehensive knowledge of Engineering, Construction Technology and Construction Standards of Professional Practice. 

Background Experience - President of an “active” Design and Building company with a professional staff and Headquarter offices in San Jose and Los Angeles, and offices in Sacramento and San Francisco. Mr. Rieser has managed, designed, and constructed over 4,000 units to include high-rise, single family homes, condominiums, townhomes, podiums, apartments, and commercial buildings, His experience includes building and roadway design, construction, management, with designs of over 500 miles of asphalt and roadway improvements, tunnels, San Francisco Airport, Santa Clara Light Rail, Southern Pacific Railroad, Caltrans, and BART. 

Mr. Rieser has an insightful understanding of Civil / Structural Engineering, Soil Engineering, Transportation, Traffic Engineering, Hydraulic Engineering, Safety Expert, OSHA Standards, Architectural Design, Asphalt Design, Cost Estimation, Public Works Design Bidding and Estimation, General Engineering, General Building, and an Accident Reconstruction expert. “Our bids are not just a tool but are numbers that we be use to finish the work, accurately, on-time, and safely.” 

Forensic Construction and Engineering - Mark Rieser is a renowned forensic expert with the knowledge to safeguard clients from unwanted litigation as well as support both plaintiffs and defendants. He works closely with insurance companies and attorneys on various public, city, and state cases throughout the western United States. To date, he has been designated as an expert in over 550 Forensic Construction and Engineering cases throughout the United States. Mr. Rieser has been designated and testified Court as an expert in the following categories:

View Mark Rieser's Consulting Profile.

Robert (Bob) Ryan, PhD, PE, is a Senior Estimator with Heavy Civil Construction experience including bridge / structures, paving, foundations, marine, and grading work. He has over 15 years of experience working within the construction industry, primarily in operations and estimating. He has completed projects totaling more than $2 billion, and was directly involved in multiple projects receiving national merit.  

Bob has led projects involving bridges, roads, marine structures, rail, tunnels, airports, and light industrial. His project management experience has led to the development and deep understanding of schedules, standardized cost estimating approaches, subcontractor management, contracts, procurement, project completion, and Disadvantaged Business Enterprise (DBE) programs compliance issues.

Litigation Support -  Working as a contractor, engineer / consultant, and owner in the heavy-highway sector gives Bob the ability to see all sides of complex contractual issues. He has been involved in cost escalation claims and economic impact analysis related to volatile market conditions. He has experience working on large, complex heavy highway projects and has the skills and knowledge necessary to provide expert testimony in these cases.

Bob has advised attorneys for both plaintiff and defendant, and executive levels of DOTs and contractors alike. He has led and supported expert analysis on claims exceeding $100 million.

 Areas of Expertise:

Background Experience - Bob’s professional roles have included project controls, field engineering, superintendence, project management, and estimating. In his 10 years as a contractor, he held roles from field operations to estimating. As a consultant, he managed projects ranging from $1M to $300M. As an owner’s representative Bob was responsible for complete cost estimates averaging $2B. Bob is currently a faculty member at Oregon State University in their Construction Engineering Management program. 

Bob has successfully balanced completing his multiple degrees while exceeding goals as a full-time professional. His dissertation involved economic analysis of cost variance for over 12,000 projects. His coursework was a blend of project management, civil engineering, accounting, economics, and statistics. He is experienced in a wide variety of alternative delivery methods such as design-build, public-private- partnerships (P3) accelerated bridge construction, job order contracting, and negotiated lump sum.

Dr. Shakir Shatnawi, PhD, PE, is a nationally and internationally recognized expert in the Transportation Engineering industry. Shakir has a Ph.D. in Transportation Engineering. He has over 30 years of practical and extensive engineering and transportation expertise covering industry and public agencies including FHWA and the California Department of Transportation (Caltrans). 

Shakir is currently the president of Shatec Engineering Consultants. He taught highway engineering, traffic engineering and transportation engineering and pavement design at California State University. Dr. Shatnawi served as a principal investigator on multi-million dollar transportation projects. He held various positions at Caltrans including a Senior Transportation Engineer, a Supervising Transportation Engineer and a Division Chief.

 Dr. Shatnawi's education and experience demonstrates a wealth of engineering knowledge encompassing highway design, traffic engineering, pavement design, geotechnical engineering, materials and construction . As a recipient of many acknowledgements from the government, Dr. Shatnawi has an impeccable reputation within the industry for his significant professional contributions. As an expert orator, he frequently shares his knowledge at major conferences around the world. Dr. Shatnawi provides expert witness services in the following areas:

View Dr. Shatnawi's Consulting Profile.

Litigation Support - Mr. Stein Offers consulting and expert services for attorneys on issues regarding road, street, highway, temporary traffic control, runway, and earthwork; asphalt, concrete, coatings and other construction materials; designs, plans, specifications, CPM scheduling (Primavera) and contract documents; right-of-way issues; and work zone safety. Licensed in Louisiana, Pennsylvania, and Texas, he performs contract performance forensic investigations and provides consulting, expert reports, rebuttals, and testimony if required.

Areas of Expertise:

Certifications:

• Certified Construction Manager (CCM)
• Certified Primavera Basic (CPM)
• Certified Primavera Advanced (CPM)
• Certified LADOTD Structural (bridge)
• Inspector/Technician Certified Troxler
• Humboldt Nuclear Moisture/ Density Operator
• Lead Abatement
• Certified Quality Compliance Surveillance in Fossil Power Plants, Organic & Inorganic Coatings Application and Inspection
• Certified Traffic Control Supervisor
• Certified Flagger Instructor

James D. Wamble, PE, RLS has over 40 years of experience as a Professional Civil Engineer and Registered Land Surveyor. During the course of his career, Mr. Wamble has worked on land planning, land surveying, or civil engineering projects in all counties of the middle and west Tennessee regions, and several counties in east Tennessee. Mr. Wamble has offered litigation support services as an expert witness in cases since 1976. In the last four years, he has testified 10 times in 7 lawsuits. These litigation cases include land planning, land surveying, and civil engineering issues. Mr. Wamble has experience with depositions, trials, hearings, and arbitrations.

Expert Witness Services Include:

Areas of Expertise:

• Civil Engineering: Design of grading, drainage, utilities, roads, lakes, dams, detention basins, parking lots, shopping centers, subdivisions, apartments, condominiums, planned unit developments, specific plans, industrial parks, mobile home parks, mini warehouses, hotels and office building site plans; flood, drainage, and utility studies; low impact design; financial developability and constructability analysis of proposed developments; preparation of cost estimates; assisting clients in setting project budgets; designing projects to contain cost within determined project budget; construction project management, inspection, administration, and processing of contractors’ pay requests
• Land Surveying: Topographic, Route, Land, Boundary, Utilities, Aerial ground control, Engineering design, and Construction Surveys
• Land Planning: Land use/development feasibility analysis, planning and concept design of residential, commercial, industrial and municipal projects; zone change applications; planned unit development and specific plan applications; site selection consultation; and graphic presentations

View James Wamble's Consulting Profile.