Civil Engineering Expert Witnesses in California

Civil Engineering, Engineering - Water related system modeling and construction defect analyses, Design and PS&E, Drinking water flow and pressure, Wastewater and sewer backup, Storm water drainage and flooding, Groundwater and seepage, Tidal hydrodynamics, Water pumping and storage, Hydraulic and hydrologic analyses, Irrigation

Dr. Lewandowski is a registered professional engineer in the State of California, and has over 35 years of professional experience in water related systems analysis, modeling and construction defect review, including: Drinking Water Systems – Wide range of project size and experience, from analyzing low water pressure conditions in HOA water distribution systems potentially caused by construction defects to City wide water distribution system master planning of piping, pumping and storage facilities to maintain water pressure and quality. Wastewater Systems – District Engineer services for a Sanitary District, including Master Plan review and development, modeling of peak wet weather flows, and project management of design and construction. Identified causes and resolutions for sewer backup and overflow conditions. Storm Drain Systems – Master planning and water quality modeling studies for numerous agencies, cities and districts, including a tidal hydrodynamic model of a natural co...

Civil Engineering, Construction Engineering - Right-of-Way, Grading & Drainage, Hillside Homes, Due Diligence, Inverse Condemnation, Construction Defects, Wood Engineering, High-end Homes, Eminent Domain, Residential Structural, Land Use & Zoning, Permitting & Entitlements, Road & Highway Design, Land Use Planning, Local Government, Forensics

Mr. Wall’s Expert Reports settle cases. Mr. Wall’s graduate level research and writing skills give him the ability to originate expert reports containing convincing fact-based narratives that settle cases. Most of Mr. Wall’s cases have been settled based upon his expert report. At age 51, Mr. Wall was admitted to the Master of Public Administration (MPA) program at Montana State University in Bozeman, Montana. At age 53, after two years of intensive research and peer reviewed writing, Mr. Wall graduated with his MPA and a 3.97 grade point average. Mr. Wall possesses the ideal skill set for Expert Witness work, grounded in his pursuit of lifelong learning, business acumen, Civil Engineering practice, graduate level forensic research and writing, and entrepreneurial mastery. This superlative skill set gives Mr. Wall the ability to write high impact Expert Reports and provide expert testimony that explains complex concepts in plain easy to understand language that settles cases. Mr. W...

Civil Engineering, Construction Defects - Roofing, Building Enclosure Systems, Hygrothermal Analysis

formerly Registered Roof Consultant (lapsed)

Civil Engineering, Land Surveying - Civil Engineer, Land Surveyor, Geomatics Engineer, Boundary Disputes, Easements, LiDAR, Laser Scanning, UAV, Drone, Aerial Photogrammetry, Change Detection, Aerial Photo Analysis, Floodplains, Flooding, Hydraulics, Storm Drains, Sanitary Sewers, Water and Wastewater Treatment, Landslides, Wildfires

Clark Stoner has over 25 years of experience in the civil engineering and land surveying fields. His experience ranges from the design, construction and operation of large scale water and wastewater infrastructure facilities to the design and construction of amusement theme parks, subdivisions and residential, commercial and hospitality projects. He also has extensive experience as technical expert in litigation support matters involving massive flooding events, storm drain and sanitary sewer systems, landslides, land subsidence, change detection, code compliance, construction defect, origin and cause investigations, failure analysis, boundary and easement disputes, and standard of care. He has testified as an expert witness in California and Nevada on a range of issues. Mr. Stoner has also assisted consulting and legal teams to develop the macro perspective on litigation support matters through use of remote sensing techniques, such as aerial and terrestrial LiDAR, 3D laser sca...

Civil Engineering, Hydrology - floodplain flooding, hydrology, river hydraulics, stream bank protection, stream restoration, fluvial geomorphology, levees, erosion control, stream bank failure, erosion control plans, best management practices, FEMA floodplain studies

Dr. David Williams, PE (CO, AZ, CA, LA, MO, NM, TX, HI, MS, OR, WA) has over 45 years of experience in the water resources industry and is known for his contributions to the industry. He is also a recognized expert in sedimentation engineering and in developing innovative solutions to difficult hydraulic and hydrologic design problems in rivers and estuaries. Dr. Williams previously served as a two-time President of the International Erosion Control Association (IECA). He has served as chair of the American Society of Civil Engineers (ASCE) Technical Committees on Sedimentation, Computational Hydraulics, River Restoration, and Risk, Uncertainty and Probabilistic Approaches. He served as a committee member of ASTM A05.12 (Wire specifications) and on ASTM D18.25 (Erosion Control Products). While chair of the Federal Interagency Technical Committee on Sedimentation, he worked with hydraulic and sedimentation experts from the Federal Highway Administration, Bureau of Reclamation, U.S. ...