


Occupational Safety and Health
Trainer Course - Confined Space
FPM-40291
Gain the knowledge and skills to instruct a confined space entry class within your organization.
Students should take this course ONLY if they have taken OSHA 2264 or have sufficient Confined Space Entry experience/training to be considered competent in the subject.
What you'll learn
Students will be required to give a ten minute presentation for evaluation by other students. If possible bring laptop, material and equipment for class presentation.
Course Information
Course sessions
Section ID:
Class type:
Textbooks:
All course materials are included unless otherwise stated.
Policies:
- No refunds after: 2/19/2026
- Prerequisite required
Note:
Schedule:
Date | Day | Start | End |
---|---|---|---|
3/5/2026 | Thu | 9:00 a.m. | 4:30 p.m. |
3/6/2026 | Fri | 9:00 a.m. | 4:30 p.m. |
Instructor:
John Marsden, CHST, COSS, CET

John has instructed health and safety classes for over 15 years to a wide range of construction crafts all over the country.
John Marsden has been with the UC San Diego OSHA Training Institute Education Center since 2013. He teaches the Safety Leadership courses and OSHA standards and trainer courses.
John's career includes over 20 years as a union steamfitter. He worked mostly as HVAC assistant service manager for 3 different companies over 15 years. Additionally, John is a Nuclear trained Submarine qualified U.S. Navy veteran.
He taught for 20 years as an apprenticeship and journeyman for United Association District Council 16. He also instructed safety and health for United Association as a Master Safety Instructor. John is the owner and lead instructor of Marsden Master Safety Training.
John is a certified Construction Health and Safety Technician (CHST) and a Certified Instructional Trainer (CIT) as well as being a Certified Occupational Safety Specialist (COSS) and Certified Occupational Safety Manager (COSM). John is a NESHA Master Instructor and Master Safety Professional. He has held a California vocational state teaching credential.