Erosion Expert Witnesses

Mobile, Alabama

Hydrology, Environmental - PFAS, AFFF, PCBs, Landfill Leachate, Groundwater Contamination, PFOS, Flooding, Stormwater Runoff, PFOA, CAFO, Erosion, Sedimentation, Above Ground Storage Tanks, Underground Storage Tanks (USTs), Mining, CERCLA, RCRA, Hydrogeology, Hydrology, Environmental Impacts

NATIONWIDE PRACTICE in surface and subsurface hydrology. EXPERT IN ENVIRONMENTAL CONTAMINATION - Contamination of groundwater, soil, sediment, particulate, and surface-water by a variety of substances, including PFAS (PFOS, PFOA, others), PCBs, pesticides, herbicides, nutrients, radiation, metals, wood preservatives, fuels, microbes, disinfectants, oilfield brine, fracking fluids, drilling mud, BTEX, VOCs, SVOCs, solvents, and chlorinated solvents, such as trichloroethylene (TCE), tetrachloroethylene (PCE), dichloroethylene (DCE), vinyl chloride, chloroform, carbon tetrachloride, 1,1,1-trichloroethane, 1,1-dichloroethane, etc. Also, landfill leachate releases, oil and chemical spills, applications of aqueous film-forming foam (AFFF), underground and above-ground storage tank leaks, concentrated animal feeding operation (CAFO) releases, etc. EXPERT IN STORMWATER HYDROLOGY - Runoff-related impacts such as flooding, erosion, and sediment transport and deposition. EXPERT IN GENERAL A...

California

Geotechnical Engineering, Construction Defects - Civil Engineering, Expansive Soil, Foundation Analysis and Design, Settlement, Heave, Pavement, Retaining Walls, Slope Stability, Numerical Modeling, Seepage, Drainage, Erosion, Hydrology, Seismic, Earthquake Engineering, Laboratory Testing, Structural Engineering, Construction Defects

Dr. Abdelhamid has been designated as an expert witness for many litigated cases. Dr. Abdelhamid is heavily involved in performing forensic geotechnical and geophysical investigations for several problematic foundations, pavements, retaining walls and slopes. He devises protocols for geotechnical and geophysical testing, in-situ long-term monitoring, lab testing and analysis. He is also heavily involved in preparing and reviewing proposals and expert reports for geotechnical exploration and litigated and non-litigated forensic projects. Dr. Abdelhamid is responsible for meeting clients during the proposal phase, the investigation phase and after releasing the final report to ensure client satisfaction. Dr. Abdelhamid has performed work at wide variety of forensic projects. He evaluated numerous residential buildings from single family house to a whole subdivision. Dr. Abdelhamid also evaluated many commercial, school, hospital, garage buildings. He performed stability analysis for v...

Meridian, Idaho

Hydrology, Civil Engineering - Floodplain, Flooding, Hydrology, River Hydrualics, Levee Breach, Dam Break/Failure, Stormwater, FEMA, Advanced Modeling, Storm Recreation, Erosion, Rainfall, Flood Forensics, Bridge Hydraulics, Water Resources

Mr. Chad Ballard is a licensed Professional Engineer (P.E.) across multiple states, specializing in water resources, hydrology, and hydraulics. He possesses a deep technical background in advanced flood modeling and stormwater mitigation. Has experience working on cases involving failure of drainage infrastructure, dam/levee failures, scour and erosion, flood damages, hydroplanning, etc. His core competencies include: Stormwater and Drainage Design: Designing and analyzing systems to manage stormwater and prevent loss of life and property. Advanced Numerical Flood Modeling: Expert-level proficiency in hydraulic and hydrologic modeling tools to recreate rainfall and storm events. Flood Warning Systems: Developed modern flood warning systems for private and public clients. Forensic Engineering: Assists legal professionals across the United States and Canada. Mr. Ballard is a recognized educator and leader in his field. He has served as an adjunct faculty m...

Boulder City, Nevada

Hydrology, Engineering - Water Resources focused on: Flooding, Floodplain Management, Drainage, Surface Water Hydrology, Hydraulic Structures, Grading, Erosion, Permitting, water resource issues, Flooding

Mr. Douglas B. Blatchford, PE (AZ, CA, CO, NM, NV, TX, UT) has over 40 years of experience as a water resource professional. His experience includes dam safety, design and construction, energy, geographic information systems, groundwater hydrology, remote sensing, river systems, and surface water hydrology, in support of his expert witness practice focus area in water resources (flooding, floodplain management, drainage, hydrology, hydraulic structures, grading, erosion, and permitting). Mr. Blatchford served the United States Government (Interior, Reclamation) as the River Operations Manager on the Lower Colorado River, involved with water deliveries to Phoenix, Tucson, Los Angeles, San Diego, and irrigators in southern California, southern Arizona, and Mexico. He actively served west wide in Reclamation’s dam safety program, and interfaced extensively with the USGS, the USACE, NOAA, the Colorado River Basin Forecast Center (CBRFC), Mexico, and many irrigators, local and state agen...

Glenville, New York

Civil Engineering, Structural Engineering - Building, Highway, Bridge, Structures, pavement, trench, underground, drainage, traffic engineering, temporary traffic control, building envelope, roof, slip and fall, erosion, sewerage, directional boring, soils, trusses, construction vibration, groundwater

Over 1,000 Expert Opinions. Chief Senior Forensic Engineer with a background in Design, Inspection and Construction of Buildings, Bridges, Heavy Highway, and Field Engineering for State Government, Municipal, Institutional, Commercial, and Private sectors; including towers, culverts, and underground infrastructure related to Traditional Civil Engineering and Forensic Engineering and Forensic Investigation. Board-Certified Diplomate Senior Forensic Engineer through the National Academy of Forensic Engineers, Diplomate Building Inspection Engineer and Certified Structural Engineer through the former Structural Engineering Certification Board (2008-2022). Licensed to practice engineering in CT, FL, MA, NC, NH, NJ, NY, PA, VA, VT, WV, and the USVI. Provided Expert Testimony in over dozens of cases and Expert Opinions in over hundreds of cases involving wrongful death, injury, and property damage.

Cleveland, Ohio

Engineering, Land Surveying - stormwater, infrastructure, water, asphalt, riparian, construction, pavement, erosion, water quality, environment, site development, sewer, drainage, concrete, condominium, underground, accident, pump, airport, boundary

Mr. Zwick is an experienced licensed Professional Engineer and Professional Land Surveyor in Ohio regarding expert testimony, reports and consultation. He holds the degrees of Master of Science cum laude, and Bachelor of Science, from Case Western Reserve University in Systems Engineering, and in Civil Engineering, respectively. He now serves as the Chief Deputy Engineer of the Office of the Lorain County Engineer. He has also served as an expert witness for claims involving storm water management, underground infrastructure, site development, construction of pavements, land surveying and highway accidents. Mr. Zwick has practiced engineering and land surveying in both the public and private sectors throughout Ohio, and his experience has served the: construction industry, various levels of government, libraries, museums, schools and universities, insurance companies, architects, and other professionals including the legal community. He has programmed, engineered and supervised ...

Lancaster, Pennsylvania

Environmental, Hydrology - sinkhole, groundwater, landslide, drilling, hydrogeology, rockfall, karst, vibration, blast, earthquake, contamination, pipeline, fracking, water, erosion, construction, stormwater, physics, leak, cave

Dr. Bechtel is geophysicist/geologist, and a world-renowned expert on sinkholes. But not just sinkholes; bedrock conditions, caves, water pollution, and all issues related to karst terranes. Dr. Bechtel has 25+ years of experience in the engineering/environmental industry, as well as faculty positions at Franklin & Marshall College, the University of Memphis and the University of Pennsylvania, and is an appointed member of the International Karst Commission. Dr. Bechtel has been an expert in dozens of sinkole or karst-related cases - often related to causes of sinkholes and/or water problems. Dr. Bechtel also has expertise and courtroom experience in Unconventional Oil & Gas, hydraulic fracturing (fracking), and fracking-industry-related earthquakes, horizontal directional drilling (HDD), as well as all fields of seismology, seismic hazards, vibration monitoring and analysis, subsidence, soil creep, landslides, rockfalls, non-destructive evaluation of earthen dams and levees, subsu...

Carrollton, Texas

Geotechnical Engineering, Construction Defects - Civil Engineering, Expansive Soil, Foundation Analysis and Design, Settlement, Heave, Pavement, Retaining Walls, Slope Stability, Numerical Modeling, Seepage, Drainage, Erosion, Hydrology, Seismic, Earthquake Engineering, Laboratory Testing, Structural Engineering, Construction Defects

Dr. Abdelhamid has been designated as an expert witness for many litigated cases. Dr. Abdelhamid is heavily involved in performing forensic geotechnical and geophysical investigations for several problematic foundations, pavements, retaining walls and slopes. He devises protocols for geotechnical and geophysical testing, in-situ long-term monitoring, lab testing and analysis. He is also heavily involved in preparing and reviewing proposals and expert reports for geotechnical exploration and litigated and non-litigated forensic projects. Dr. Abdelhamid is responsible for meeting clients during the proposal phase, the investigation phase and after releasing the final report to ensure client satisfaction. Dr. Abdelhamid has performed work at wide variety of forensic projects. He evaluated numerous residential buildings from single family house to a whole subdivision. Dr. Abdelhamid also evaluated many commercial, school, hospital, garage buildings. He performed stability analysis for v...