1-25-13 from 9 am - 3 pm - Zane State College Cambridge Campus. OSHA mandates that any worker who enters permit-required confined space must have minimum training requirements to prevent injury and death. This training provides an overview of what Hydrogen Sulfide is, the dangers, and safety requirements. This is the first of three required trainings (2-1 & 2-8) being offered @ a reduced cost for the LAST time. $200 for this one; $300 for all three.