Sinkhole Expert Witnesses
Sinkhole expert witnesses and consultants listed here may be able to form expert opinions, draft expert witness reports, provide expert witness testimony at deposition and/or trial as or serve as consulting (non-testifying) experts on sinkhole. The sinkhole expert witness listings on this page are typically from fields/areas of expertise such as: Civil Engineering, Environmental, Geotechnical Engineering, and Hydrology.
Timothy D Bechtel, PhD, PG
Franklin and Marshall College
Lancaster, Pennsylvania
Environmental, Hydrology
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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...
Michelle L Macauley
Geotechnical Engineer and Trenchless Expert
Macauley Expert Services
Tacoma, Washington
Geotechnical Engineering, Civil Engineering
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trenchless, drilling, tunnel, tunneling, pipeline, HDD, microtunnel, auger, boring, pipe, ramming, sinkhole, geology, construction, DSC, differing, horizontal, directional
I am a nationally recognized Geotechnical Engineer and Trenchless Expert. I have been involved with litigation matters involving construction issues related to pipeline installations using trenchless technologies.
Qualifications and Accreditation
M.S., Geological Engineering, University of Alaska, Fairbanks, 1996
B.S., Geological Sciences, University of Washington, 1994
California: Professional Engineer (Civil), Cert. No. C74224
Washington: Professional Engineer (Civil), Lic. No. 37412
Alaska: Professional Engineer (Civil), Lic. No. AELC11636
Memberships and Professional Organizations
American Society of Civil Engineer (ASCE)
• Executive Committee, Pipeline Division, Board member, 10/2024 to present
• Manual of Practice (MOP) for Introduction to Trenchless Technologies (new MOP), Committee chair, 9/2024 to present
• MOP for Horizontal Directional Drilling (MOP 108) committee member, 2021 to present
• MOP for the Direct Steerable Pipe Thrusting (MOP 155), committee member, 2017 t...
