The document discusses work permits and isolation methods used in petrochemical facilities. It addresses isolation techniques like lockout, blinds, and plugs. It also covers electrical welding and equipment, both permanently installed and portable, as well as pneumatic tools. Hazardous area classification and competent persons are mentioned in relation to this. Cleaning of equipment is also referenced.
7. P E T R O S A F EP E T R O S A F E
))IsolationIsolation((
.
8. P E T R O S A F EP E T R O S A F E
))Methods Of IsolationMethods Of Isolation((
)Lockout(
)Disconnecting()Blinds(.
)Blank Flanges()Pipe Plugs()Expanding
Plugs(.
9. P E T R O S A F EP E T R O S A F E
)Pipe Plugs(
)Vent(.
10. P E T R O S A F EP E T R O S A F E
))Electric WeldingElectric Welding(())Earth ConnectionEarth Connection((..
))TorchTorch(())Non Return ValueNon Return Value((
12. P E T R O S A F EP E T R O S A F E
))Permanently Installed Elect. EquipPermanently Installed Elect. Equip( .( .
))Hazardous Classified AreasHazardous Classified Areas(())CompetentCompetent
PersonsPersons((..
PressurizationPressurization) () (..
13. P E T R O S A F EP E T R O S A F E
))Portable Elect. EquipPortable Elect. Equip( .( .
))Power ToolsPower Tools((
))Low VoltageLow Voltage(())IPIP((::
25)Lighting(.
55)Powered Tools(.
14. P E T R O S A F EP E T R O S A F E
))PneumaticPneumatic((
15. P E T R O S A F EP E T R O S A F E
))Equipment CleaningEquipment Cleaning((