Confined Space Entry

“The permit sometimes called Vessel Entry Permit. It is used to prevent someone from being injured in a confined space. The confined space could be a vessel, a diked area, or even reaching into a large pipe opening. “

Reference: Daniel A. Crowl & Joseph F. Louvar. Chemical Process Safety: Fundamentals with Applications, 3rd edition. pg 584-585 

Management/Operational Integrity/Safe Work Permit