Sean Wilson, MS, PG, CEG, has over 25 years of experience in performing Geologic and Geotechnical Forensic Engineering investigations. Mr. Wilson currently serves as a Senior Professional Geologist at Shannon & Wilson, Inc. He holds a professional engineering geologist license in California and a professional geologist license in Utah. Mr. Wilson has broad experience in numerous industries. He has completed or project managed over a 1,000 forensic evaluations of distressed properties in California, Utah and Oregon for insurance carriers. For the construction industry, Mr. Wilson's work in residential/commercial/public works development projects include trench and drilling exploration, down-hole logging, geotechnical laboratory testing, slope stability analysis, fault trench logging, foundation and keyway observations, fill control, mass grading monitoring. He has also provided planning and environmental impact reports for several cities and counties throughout California. Litigation Support - Mr. Wilson provides consultation services to attorneys, judges, arbitrators, insurance companies, and others in the evaluation and remediation of soil related distress to structures, earth movement, seismicity, and other matters related to adverse soil, geologic, or hydrologic conditions. His services are available to counsel representing both Plaintiff and Defendant. Areas of Expertise:
Macauley Trenchless provides trenchless feasibility and design services in support of a variety of Trenchless Projects including auger boring, direct pipe, horizontal directional drilling, pipe ramming, guided auger boring, microtunneling, and pipe bursting.
Located in the Seattle area, Macauley Trenchless can provide professional engineering services in Alaska, California, Oregon, Texas, and Washington.Consulting Services:
Principal, Michelle Macauley is a Geotechnical Engineer and Trenchless Expert that specializes in aspects of new installation and rehabilitation projects for infrastructure replacement, improvement, and capacity enhancement using trenchless technologies. She has spent over 21 years in the Pacific Northwest, with a particular emphasis on geotechnical engineering, trenchless design, and involvement in the water / wastewater industry.
Background Experience: Prior to starting Macauley Trenchless, Ms. Macauley was the National Trenchless Practice Lead for Jacobs Engineering and oversaw multiple trenchless projects across the company. Prior to working at Jacobs, she was a senior geotechnical engineer specializing in trenchless design and construction with GeoEngineers and Staheli Trenchless Consultants.
In addition to her extensive project experience, she has been active in trenchless technologies at a national level. She is currently serving on the Board of Directors for the North American Society for Trenchless Technology (NASTT) and is a regular presenter at NASTT's national trenchless conference (No-Dig). She is an active member of ASCE and serves on the Trenchless Installation of Pipes (TIPs) subcommittee, is helping re-write the Manual of Practice (MoP) on Pipe Ramming, is helping write the new MoP on Direct Pipe, and has consulted on other MoPs.
Rudolph P. Frizzi, PE, GE, D.GE is a Civil Engineer with over 25 years of extensive practical Foundation and Geotechnical Engineering experience. His geotechnical Engineering and project management experience is extensive with particular emphasis on: foundation design and construction in urban areas and large scale land and waterfront public and private development projects throughout the United States and internationally. Mr. Frizzi has interacted on projects located in practically every continent world-wide.
Consulting Services Include:
Mr. Frizzi has obtained extensive field, office supervision, project management, and forensic experience including soil and rock sampling and in-situ testing; monitoring pre, during, and post construction with state of the art geotechnical instrumentation; nondestructive testing; aqueous and sub-aqueous inspections and investigations and heavy construction field inspection which has contributed to his practical approach to geotechnical problem solving. Selected Projects:
For over 40 years, Chuck Dutill, P.E., D.F.E. has been performing hydrology and environmental engineering nationwide. He has focused on wastewater, stormwater, flooding, sewers, septic systems, groundwater, drainage, hydrology, hydraulics, drinking water, mold, erosion, and air quality. The hydrology, civil engineering, and environmental engineering work of Mr. Dutill has been heavily concentrated in:
Mr. Dutill also has significant engineering experience in the areas of design, construction management, operation and maintenance assistance, and community acceptance. He serves as a civil engineer, environmental engineer, and hydrologist on a consulting basis for private, institutional, and governmental clients. Expertise:
CV Available Upon Request View Mr. Dutill's Expert Witness Profile.
David Wilshaw, MS, PG has over 35 years of international experience in Engineering Geology, Geotechnics, Hydrogeology and Geoenvironmental Assessments. He is licensed as a Professional Geologist in Florida, Pennsylvania and Tennessee. Mr. Wilshaw is also a Chartered Geologist and Fellow of the Geological Society of London in the United Kingdom. He has been Adjunct Professor of Earth Science since 2015. Over a long career, Mr. Wilshaw has provided geological, geotechnical & geoenvironmental expertise for residential, commercial & retail development, public buildings and infrastructure, open pit and underground mining reclamation, power plants, roads, railroads and ports. He has extensive experience in pre-construction geohazard and contaminated land assessment. He has been the statutory Professional Geologist pursuant to s.627.707 Florida Statutes for more than 850 sinkhole insurance claims and he is a certified Neutral Evaluator (under s.627.7074 Florida Statutes). Mr. Wilshaw has extensive peer review & litigation experience, having provided expert witness testimony at over 140 depositions and over 35 trials. Mr. Wilshaw is also majority owner and President of Integrity Drilling & Geophysical Services, LLC, www.idgsfl.com, providing geotechnical drilling, soil testing and geophysical surveying throughout Florida. IGDS owns and operates four (4) SPT drilling rigs, GPR equipment and a soil testing laboratory.
Consulting Services Include: