David Wilshaw, MS, PG has over 35 years of experience in Engineering Geology, Geotechnics, Hydrogeology and Geoenvironmental Assessments. Established in 2012, his company Britannia Solutions LLC has continuously provided expert geological opinions to insurance carriers, private individuals, corporations and their respective legal advisers. Mr. Wilshaw offers services as a Professional Geologist and expert witness with respect to disputed sinkhole insurance claims and many other specialized areas of engineering geology, including Ground Collapse, Slope Failures, Underground Mining Subsidence and the Adequacy of Ground Investigations in relation to claims under construction contracts. David Wilshaw has been a Florida DFS-certified Neutral Evaluator under §627.7074 Florida Statutes since 2011. He is licensed as a Professional Geologist in Florida, Pennsylvania and Tennessee and is registered as a Chartered Geologist and Fellow of the Geological Society in the United Kingdom. He has been Adjunct Professor of Earth Science since 2015. In the last 10 years, he has been the statutory Professional Geologist under s.627.707 Florida Statutes for over 850 cause of subsidence investigations related to sinkhole loss claims across Florida. He is also majority owner and President of Integrity Drilling & Geophysical Services, LLC (www.idgsfl.com), a company he established in 2013 that provides geotechnical drilling, soil testing and Ground Penetrating Radar services throughout Florida. Download full resume here: David Wilshaw - CV.pdf
Litigation Services Include:
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, runoff, hydrology, hydraulics, backups, drinking water, and air quality. Litigation Support - Mr. Dutill has spent approximately 30% of his professional time providing expert witness services for over 40 years. Approximately 50 to 55% of his expert witness services have been for defendants and about 45 to 50% for plaintiffs. He has issued 135 to 140 expert reports, been deposed approximately 40 to 45 times, and testified in federal and state court (including jury and non-jury trials) approximately 30 to 35 times. Forensic cases have occurred in approximately 35 states. As indicated in feedback from attorneys on expert witness cases, some of his strengths include understandable guidance, responsiveness, timeliness, communication, effective report writing, strong testimony (including on cross), efficiency, organization, and assistance with framing case issues. Expertise:
CV Available Upon Request View Mr. Dutill's Consulting Profile.
Rudolph P. Frizzi, PE, GE, D.GE is a Civil Engineer with over 25 years of extensive practical Foundation and Geotechnical Engineering experience. Mr. Frizzi has extensive project management experience throughout the United States and internationally, with particular emphasis on:
Mr. Frizzi has obtained extensive field, office supervision, and project management 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 which has contributed to his practical approach to geotechnical problem solving. In addition to his "engineer of record" experience, Mr. Frizzi has provided expert geotechnical consultation and trial testimony on over 50 excavation and foundation litigation cases throughout the United States and internationally. His services are available to attorneys for Plaintiff and Defense. Areas of Forensic Expertise:
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.
Litigation Supoprt: Ms. Macauley provides expert witness services to attorneys representing plainitff and defendant. Her services include deposition, mediation, and trial. She is a professional Civil Engineer in Washington, Alaska, California, Oregon, Texas, amd a Licensed Engineering Geologist in Washington.
Areas of Expertise: