Managing Geohazards for Pipeline Integrity
Led by Rhett Dotson and Alex McKenzie-Johnson
August 30-31, 2023 | Online
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Alex McKenzie-Johnson is a landslide enthusiast and geologist who spent his formative years roaming the hills and mountains of the Pacific Northwest. Alex’s approximately two decades of professional geology experience have been primarily focused on the management of pipeline geohazards across North America as both a consultant and as an employee of a major pipeline company. Alex was the lead author and project manager of the 2020 INGAA Foundation Report “Guidelines for Management of Landslide Hazards for Pipelines.” Alex was also a key contributor to the 2018 PRCI Report “Guidelines for Management of Geohazards Affecting the Engineering and Construction of New Oil and Natural Gas Pipelines” and the 2019 ISO Standard 20074 “Petroleum and natural gas industry — Pipeline transportation systems — Geological hazard risk management for onshore pipeline.”
Alex currently leads a team of geologists, geological engineers, and geotechnical engineers at Geosyntec Consultants, Inc. that provide support for many aspects of pipeline geohazard management including programmatic development of processes and procedures, threat identification and assessment, installation and implementation of instrumentation and monitoring, and design and oversight of mitigation measures.
Rhett Dotson is the Chief Engineer at D2 Integrity. Rhett has 17 years of experience in the pipeline industry with expertise in using data collected from in-line inspection, analysis, and full-scale testing to manage the threats associated with mechanical damage, weather and outside forces, and vintage pipe materials. Rhett has contributed to the development of API RP 1183 and is a member of the ASME B31.8 Operations and Maintenance subcommittee.