Mark A. Rhodes PhD
Rhodes Engineering
3460 Zion Canyon Ct.Pleasanton, CA 94588 Phone: (925) 922-1674 Email: mrhodes@rhodesengr.com Website: www.rhodesengr.com
Specialties
Electrical, electronic, and electro-mechanical matters. Shocks, arcs, industrial equipment and controls, machinery, cranes, hoists, man-lifts, power, high-voltage, transformers, lasers, fiber-optics, EMI, magnetics.
Degrees/Licenses
BSEE, MS, PhD, PE.
W. Charles Perry & Associates
Principal EngineerW. Charles Perry, PE
231 W. 41st AvenueSan Mateo, CA 94403 Phone: (650) 638-9546 Alternate: (415) 509-2956 Email: charles@wcharlesperry.com Website: www.wcharlesperry.com
Specialties
Failure analysis and accident reconstruction of industrial accidents, automobile accidents, personal injuries, building fires, industrial fires, carbon monoxide poisoning, and industrial explosions. Design evaluations of products and buildings at the system and component level. Safety evaluation of construction sites and industrial facilities. Products evaluated include chairs, ladders, rolling-scaffolds and barricades, medical tables, water heaters, space heaters, furnaces, file cabinets windows. Vehicles evaluated include cars, forklifts, bicycle, pedestrian, golf cart and cranes. Fires & explosions include houses & commercial kitchen fires, methamphetamine lab explosion, ammonium perchlorate factory explosion, synthetic crude oil refinery fire, natural gas explosions, urban-wildland fire and print-shop fire. Construction defects & failures evaluated include structural collapse, mold infestations, EIFS failures, slab failures, pipe leaks and breaks, retaining wall failures, sub-sea level sewer tunneling failure, foundation failures, neighborhood flooding, roof and window leakage. Earthquake damage evaluation of residential, light commercial and high-rise buildings.
Degrees/Licenses
MS, BS, PE, (Civil Engineering, Mechanical Engineering, Structural Engineering, Materials Engineering, Fire Science & Engineering and Construction Management).
James C. Jeffery III
PrincipalTraffic & Civil Engineering Consulting Services
P.O. Box 961Los Gatos, CA 95031-0961 Phone: (408) 377-6222 Alternate: (916) 447-1348 Email: info@trafficandcivilengineer.com Website: www.trafficandcivilengineer.com
Specialties
Roadway design defect analysis to determine dangerous condition, safety and liability; design immunity; construction zone accidents; investigations involving all roadway types, parking lots, all vehicle types, pedestrians, bicyclists; traffic control devices; transportation planning. Consulting City TE. Plaintiff/Defense, 35+ years experience.
Degrees/Licenses
BS, Engineering Management; BS, Environmental Studies; Registered Traffic Engineer, TE #1179 (CA); Registered Civil Engineer, CE #36644 (CA); General Engineering Contractor #391026 (CA); Life Fellow, ITE.
Fari Barzegar PhD, P.E.
Founding Principal EngineerHabitat Engineering & Forensics, INC.
446 - 17th Street, Suite 300Oakland, CA 94612-2808 Phone: (510) 891-0300 Alternate: (510) 717-3600 Fax: (510) 891-0333 Email: Fari@HabitatEngineering.com Website: www.drbarzegar.com
Specialties
Structural/civil engineering design/investigations; Buildings/components, bridges/silos/tunnels/public works; Earthquake/Wind/vibrations/fire/water/demolition damage; Construction defects/accidents; Code compliance; Errors/omissions; Failure analysis; Concrete/Shotcrete/Repair; Remediation/retrofit; Slip/trip & fall.
Degrees/Licenses
Ph.D.; M.S.; B.S. (Civil/Structural Engr., High Honors); Prof. Engr. (CA, TX); General Building Contractor (CA); NCEES National Record.
Josephson-Werdowatz & Associates, Inc.
Principal Structural EngineerCarl H. Josephson, PE, SE
Dan R. Werdowatz, PE, SE
Stephen P. Kerr, PE, SE
10815 Rancho Bernardo RoadSuite 310
San Diego, CA 92127 Phone: (858) 558-2181 x112 Fax: (858) 558-2188 Email: cjosephson@jwa-se.com Website: www.jwa-se.com
Specialties
Josephson-Werdowatz & Associates (JWA), founded in 1988 and with licenses in twenty-nine states, has provided structural design and construction defect investigations/evaluations across the United States and abroad. Structural evaluations included wood, masonry, steel, and concrete structures as well as specialty materials. JWA has extensive experience in seismic and wind design. Evaluations also included code review and analysis, and standard of care analysis. JWA also provides consulting on geotechnical structures such as special foundations, underpinning, retaining walls, tie-backs, and soil nails, among others. JWA strives for a reasoned, accurate, and practical solution to structural engineering problems and deficiencies. Additional offices in Sacramento, Las Vegas, & Scottsdale.
Degrees/Licenses
Registered Structural Engineers: (CA, AZ, HI, LA, NV, OR, UT, WA); Registered Professional Engineers: (CO, CT, FL, ID, IN, KS, KY, MI, MO, MS, NM, NY, NJ, ND, OH, SC, TX, WV, WI)
Formal Education
Carl Josephson: BSCE; Dan Werdowatz; BSCE, MSCE
Honors/Awards
SEAOC Fellow, SEI Fellow, Robert Cornforth Award, Eugene Corley Award, Emeritus Member California BPELSG, ASCE Life Member
Prof. Affiliations
SEAOC; SEAOSD; SEAOSC; SEI; NCSEA; NCEES; SEAOA; SELC; ASCE; EERI; ICRI; ICC; NCMA; PTI; ACI; AISC; AWS
Prior Expert
Messrs. Josephson and Werdowatz have been retained in over 1,500 cases on behalf of plaintiffs, defendants, and cross-defendants.
Shakir Shatnawi PhD, PE
Licensed Civil Engineer--PresidentSHATEC ENGINEERING CONSULTANTS, LLC
7064 Tarvisio WayEl Dorado Hills, CA 95762 Phone: (916) 990-6488 Alternate: (916) 790-1158 Email: sshatnawi@shatec.net Website: www.shatec.net
Specialties
Highway Engineering, Traffic Engineering, Pavement Engineering, Materials Engineering, Construction Defects, Construction Disputes, Highway Safety, Road Defects, Traffic Accidents (vehicles, motorcycles, bicycles), Maintenance, Repairs, Road Hazards, Asphalt, Concrete, Sight Distance, Friction, Skid, Forensics Analysis, Failure Analysis, Slip/Fall/Trip Accidents.
Degrees/Licenses
Ph.D.; M.S.; B.S.;
Professional Engineer License; Forensic Expert Witness Association
James P. Waltz, PE, CEM, DABFET, FCABE
PresidentEnergy Resource Associates, Inc.
1280 Greenbrier RoadWest Sacramento, CA 95691 Phone: (925) 518-2006 Alternate: (925) 447-1140 Fax: (925) 447-1706 Email: jpwaltz@eraenergy.com Website: www.eraenergy.com
Specialties
Construction defect expert witness; Heating, ventilation and air conditioning (HVAC); Indoor air quality; Mechanical and electrical building systems; Performance contracting; Site survey, and testing; Discovery, interrogatories, depositions and mediation; Plaintiff and defense.
Degrees/Licenses
Board Cert. Forensic Engineer; BSME, MBA, Prof. Engineer (CA, NV), Cert. Energy Manager.
Anamet, a Division of Acuren Inspection
Director of Engineering and LaboratoriesKenneth R. Pytlewski, PE
26102 Eden Landing RoadHayward, CA 94545-3811 Phone: (800) 377-7768 Alternate: (510) 887-8811 Fax: (510) 887-8427 Email: ken@anametinc.com Website: www.anametinc.com
Specialties
Materials Engineering, Failure Analysis and Forensic Engineering Investigations. Metallurgical/Corrosion engineers experienced in the evaluation of mechanical systems, and metal, plastic and ceramic components. Specializing in failure mode determination, corrosion analysis and materials performance. Expert witness testimony and technical reporting are provided in these areas, as well. Full service, in-house laboratories provide all aspects of applied materials and mechanical testing, microscopic evaluation and organic/inorganic chemical analysis.
Degrees/Licenses
PhD, MS, BS, PE; Professional Engineer, Metallurgical (Registration #13211) and Corrosion (Registration #CR1056).
Institute of Risk and Safety Analyses
Chief ScientistKenneth A. Solomon, PhD
5324 Canoga AvenueWoodland Hills, CA 91364 Phone: (818) 348-1133 Alternate: (818) 348-0091 Fax: (818) 348-4484 Email: carol@irsa.us Website: www.irsa.us
Specialties
Accident Reconstruction, Biomechanics, Human Factors, Computer Simulations, 3D Photography, Auto, Truck, Bike, Chair, Forklift, Ladder, Pool, Escalator, Elevator, Gate, Press, Industrial, Recreational, 3D Models, Slips/Trips, Criminal & Civil Cases. Staff size: 20
Degrees/Licenses
Ph.D.; P.E.; Post Ph.D.
James R. Hinson PE
Senior Consulting Safety Engineer and Risk AnalystSafety & Health Consultants
1840 Kent DriveBrentwood, CA 94513 Phone: (650) 740-8119 Email: makeitsafe@att.net
Specialties
Cal/Fed - OSHA advisor to labor and management; consulting professional engineer, educator, researcher, author, expert and public speaker with emphasis on construction: Rulemaking history and interpretation of Cal/Fed-OSHA standards, and multi-employer worksite responsibilities, on-site consultation, steel erection and metal decking operations.
Degrees/Licenses
AS, Lic. Safety Engineer.
Registration and Licenses
Professional Engineer (Safety Branch)
Honors/Awards
Health and Safety Professional of the Year Award 2018 by Lawyer Magazine
David Benaroya Helfant PhD
Senior Project Engineer/Project Mgr.Seisco Engineering and and Bay Area Structural, Inc.
1187 Ocean AvenueEmeryville, CA 94608 Phone: (510) 547-8540 Alternate: (510) 496-9369 Fax: (510) 527-7785 Email: Dbhelfant@gmail.com Website: www.seisco-inc.com
Specialties
Construction defect; Code compliance; Accidents, construction safety; Storm drainage, environmental investigations and mold testing; Concrete construction, curing, waterproofing; Foundations, repairs; Earthquake reinforcing; Litigation support, forensic investigations; ADR; Cost estimating; Casualty loss.
Degrees/Licenses
BS, PhD, Post Doctorate: Architecture & Engineering, CA "A"-Gen.Engr., CA "B"-Gen.Bldg., CA "C-21"-Demolition, Hazardous Remediation Lic., ICC #266760
Formal Education
BS, Cornell University, 1969; PhD, Statistical Analysis, University of Chicago, 1977; Post Doc., Architecture and Engineering, University of California, Berkeley, 1981-83; Post Doc., Architecture/Environmental Design.
Registration and Licenses
Full Member-American Society of Civil Engineers; AIA, Assoc. Member, Professional Member, International Code Council, California General Engineering (A); California General Building (B); Hazardous Materials Removal and Remediation (HMRRC), Demolition and Structure Moving License (C-21).
Previous/Current Position
Design Principal, Seisco Engineering & Environmental Design Associates, General Mgr., Senior Project Engineer, Bay Area Structural, Inc., General Engineering Corporation. Research Specialist, Environmental Design Research; Professor, Community Development Studies; Professor, Public Administration. General Engineering and Environmental Designer and Construction Manager. Technical Expert - California State Contractors License Board. Certified Arbitrator, Cont. State License Board. Certified Arbitrator, Cont. State License Board.
Honors/Awards
US-Army Corps of Engineers- “Outstanding- Project”-1997; US-Air Force: “Outstanding Proj. Mgmt.”- 1999.
Prof. Affiliations
American Society of Civil Engineers; Professional Member, International Code Council. American Institute of Architects, Assoc. Mbr; Associate member American Institute of Architects; Charter member Structural Engineering Institute, ASCE.
Publications
4 publications; Two books - Earthquake Safe: A Hazard Reduction Manual for Homes; Drainage Methods for Dry Buildings and Stable Sites (forthcoming).
Prior Expert
250 cases as an expert witness; 750 special investigations; 10,000 structural and engineering inspections and assessment reports.
Anthony D. Andre, PhD
Founding PrincipalHuman Factors Law
Bay Area, CA and Reno, NV Phone: (408) 966-9355 Alternate: (408) 342-9052 Email: thehumanfactorsexpert@gmail.com Website: www.humanfactorslaw.comSpecialties
Human factors, ergonomics, personal injury accidents of all types (auto, bicycle, boat, motorcycle, pedestrian, skateboard), slips and falls, healthcare medical device design, medication errors, healthcare malpractice, medication errors, user interface design, warnings, instructions, signage, web and automation design, automation, risk analysis.
Degrees/Licenses
PhD, CPE
Formal Education
B.S., M.A. and Ph.D. in Human Factors and Ergonomics from the University of Illinois at Urbana-Champaign
Previous/Current Position
Founding Principal, Interface Analysis Associates (1993 to Present)
Adjunct Professor, San Jose State University (1993 to Present)
Founding Principal, Human Factors Law LLC (2005 to Present)
Senior Research Associate, San Jose State University Foundation, NASA Ames Research Center (1996 - 2007)
Principal Scientist and Senior Design Research - Aerospace Human Factors, Western Aerospace Labs, Inc., NASA Ames Research Center (1992 - 1996)
Honors/Awards
Past president and Fellow of the Human Factors and Ergonomics Society, Fellow of the International Ergonomics Association (IEA). Outstanding Lecturer of the Year from Davidson College of Engr, SJSU.
Prof. Affiliations
Co-founder of Ergo-X conference, Founder of the International Symposium on Human Factors and Ergonomics in Healthcare. Editor in Chief of Human Factors in Healthcare.
Publications
Published and presented extensively on human factors issues including application of human factors/ergonomics analysis to fields such as healthcare, aviation, work environments and consumer products.
Prior Expert
Please send request for the full legal consultation history.
Glenn D. Peterson PE
Fire Protection Engineer 2651 Carisbrook DriveOakland, CA 94611 Phone: (510) 725-2743 Email: glenndpeterson@outlook.com
Specialties
Fire cause, origin/spread; Building/fire code analysis; Fire protection system design, performance and failures; Fire hazards/burning characteristics of materials; Propane fires/explosions; Furnace/water heater fires; Computer modeling of fire spread; Fire risk analysis/hazard evaluation; Construction defects.
Degrees/Licenses
BS, Fire Protection and Mech. Engr.
Langan Engineering & Environmental Services
Senior ConsultantPhilip T. Tringale, PhD
135 Main StreetSuite 1500
San Francisco, CA 94105 Phone: (510) 874-7000 Email: ptringale@langan.com
Specialties
Dr. Tringale provides expert testimony for cases involving National Contingency Plan compliance, identification of contaminant sources, magnitude and extent of contamination, remedial cost estimates, and allocation of cost and responsibility.
Formal Education
Ph.D., Civil Engineering, University of California, Berkeley, 1982; M. Eng., Civil Engineering, University of California, Berkeley, 1979; M.S., Civil Engineering (Engineering Geology), Drexel University, Philadelphia, 1977
Registration and Licenses
Professional Engineer (P.E.) in California and New York
Previous/Current Position
Previous: Director of the Western Region; Current: Senior Consultant
Honors/Awards
American College of Forensic Examiners (Diplomat/Fellow), Chi Epsilon, National Civil Engineering Honor Society; Patent: Acoustic Penetrometer for Subsurface Soil Characterization
Prof. Affiliations
American Society of Civil Engineers; National Ground Water Association; International Society for Soil Mechanics and Foundation Engineering
Prior Expert
Landfill investigation and closure; Cleanup of 200-acre waterfront site; Investigation and remediation of a 5-mile-long plume of contaminated groundwater emanating from beneath a manufacturing facility; Investigation and remediation of soil and groundwater contaminated at a metal-parts fabrication plant; Site investigation and remediation program at an industrial site
Christopher Gayner MSME
CEO / Senior EngineerExpert Reconstruction Company LLC
Bay Area, Central California, Los Angeles/Orange CountiesPhone: (888) 687-1334 Email: chris@expertreconstruction.com Website: www.expertreconstruction.com
Specialties
Traffic Accident Reconstruction; Human Factors; Biomechanics; Occupant Kinematics; Restraint Systems; Airbags; Vehicle Speed-Time-Position Histories; Crash Data Retrieval; Accident Scene and Vehicle Inspections; Computer Simulations and Animations; Expert Testimony.
Degrees/Licenses
B.S. and M.S. in Mechanical Engineering
John Shaw PE
John Shaw Consulting, LLC
Phone: (530) 550-1576 Email: John@shaweng.com Website: www.shaweng.comSpecialties
Water/wastewater/sewer industry - both operations, civil and hydraulic engineering background. Treatment conveyance, sewer collection, re-use/disposal, sewage lift station design, sludge. Pipelines, pools, pump stations. Regulatory compliance/safety.
Degrees/Licenses
BS, Civil Engineering; PE (CA, NV, VT, OR, WI, OH, WA, MI, AZ, GA, NC, VA, MD, NY, FL, TX, MT, MA, IN, MO, UT, ME, TN, WDC, KY, HI, NM).
Bonneau Dickson PE
Consulting Sanitary Engineer 2428 McGee AvenueBerkeley, CA 94703-1600 Phone: (510) 845-8625 Fax: (510) 845-4606 Email: dickson.bonneau@gmail.com Website: www.bonneaudickson.com
Specialties
Water and wastewater projects; Sewers; Sewer Overflows; Septic tanks; Coliform contamination; Remedial measures and their costs; Recruitment of expert teams, investigation, analysis, summarization of voluminous documents into succinct yet thorough summaries. Forty years experience.
Degrees/Licenses
BSCE, MS, MA, MBA, PE Civil (CA).
Dirk H. Duffner PE
Engineering Mechanical / PresidentDuffner Engineering
807 Aldo AvenueSuite 101
Santa Clara, CA 95054 Phone: (650) 701-1055 Alternate: (650) 704-8166 Fax: (650) 701-1056 Email: dduffner@duffnerengineering.com Website: www.duffnerengineering.com
Specialties
Failure analysis of mechanical systems, mechanical and materials engineering, fatigue and fracture (metals, ceramics, plastics, composite materials) finite element analysis, strain gauge and accelerometer testing. Fires, explosions, construction defect investigation.
Degrees/Licenses
BSME; MSME; Prof. Engr. CA, NV, FL.