Chad Patschke, CPSA: About the Author
Principal, Ethos Process Safety Solutions

Chad Patschke, CPSA

Chad Patschke has over 25 years of experience in maintenance; mechanical integrity; and process safety management. He has held the positions of plant engineer, materials engineer, project manager, engineering manager, operations manager, plant manager, and North America PSM Manager. He has both domestic and international experience in a variety of industries including refining, oil and gas production (both onshore and offshore), petrochemical, LNG, and specialty chemicals. Mr. Patschke is an active member of the American Petroleum Institute (API) Subcommittee on Inspection. He previously held inspector certifications for API 510 Pressure Vessels, API 653 Atmospheric Storage Tanks, and API 570 Process Piping, and has developed and managed MI programs for a variety of companies.

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Published Articles

Training Course

This course offers an understanding of the key recognized and generally accepted good engineering practices (RAGAGEPs) for the design and inspection, testing, and preventive maintenance (ITPM) of fixed equipment.

Training Course

Learn how to effectively identify the equipment that should be included in a facility's process safety management program, specifically the facility’s mechanical integrity program.

Training Course

This course addresses the breadth and depth of an asset (mechanical) integrity program. Whether you are developing a new program or are responsible for updating/auditing an existing program, this course is packed full of practical, proven techniques.


This brief video addresses the most common relief valve MI program finding when we do audits and assessments. We share the specific references in API RP 576, which is the key RAGAGEP used for PRV inspection, testing, and maintenance.


In this video, we analyze an interpretation letter issued by OSHA in May 2016 describing the administration's view on recognized and generally accepted good engineering practices (RAGAGEPs).

May/June 2018 Inspectioneering Journal

According to API 570, facilities must have a mechanical integrity program in place for critical check valves. But what criteria determines whether or not a check valve is critical in your process? How should check valves be inspected and by whom?

Inspectioneering Journal

Explore over 20 years of articles written by our team of subject matter experts.

Company Directory

Find relevant products, services, and technologies.

Training Solutions

Improve your skills in key mechanical integrity subjects.

Case Studies

Learn from the experience of others in the industry.


Inspectioneering's index of mechanical integrity topics – built by you.

Industry News

Stay up-to-date with the latest inspection and asset integrity management news.


Read short articles and insights authored by industry experts.

Expert Interviews

Inspectioneering's archive of interviews with industry subject matter experts.

Event Calendar

Find upcoming conferences, training sessions, online events, and more.


Downloadable eBooks, Asset Intelligence Reports, checklists, white papers, and more.

Videos & Webinars

Watch educational and informative videos directly related to your profession.


Commonly used asset integrity management and inspection acronyms.