Document Safety Alert 353 - Offshore Employees Fall Through Grating and Open Hole (514.52 KB) Issued Date Tuesday, June 4, 2019 - 5:00am Tuesday, January 1, 2019 - 12:00pm Date for required review Tuesday, June 4, 2019 - 12:00pm Safety Alert/Bulletin Number 353 Safety Category General Grating/Open Holes