NGI-Permit to Work
Transcript of NGI-Permit to Work
NGINGI Training Center
WelcomeWelcomesafety coursesafety course
PermitPermit : The formal written and authorising document: : The formal written and authorising document:
• approved by management, approved by management,
• describing the work to be carried ondescribing the work to be carried on
• identifying the potential hazards or interacting identifying the potential hazards or interacting activities that can take placeactivities that can take place
• specifying the requirement, precautions requested to specifying the requirement, precautions requested to work in safe conditionwork in safe condition
PermitPermit : The formal written and authorising document: : The formal written and authorising document:
• approved by management, approved by management,
• describing the work to be carried ondescribing the work to be carried on
• identifying the potential hazards or interacting identifying the potential hazards or interacting activities that can take placeactivities that can take place
• specifying the requirement, precautions requested to specifying the requirement, precautions requested to work in safe conditionwork in safe condition
DefinitionDefinitionDefinitionDefinition
PurposePurposePurposePurpose
To ensure:To ensure:
All work activities, hazards and precautions are All work activities, hazards and precautions are defined prior to the execution of the workdefined prior to the execution of the workproper planning and consideration proper planning and consideration communication between installation management, communication between installation management, supervisors and operators and those who carry out the supervisors and operators and those who carry out the work.work.Monitoring and auditing to ensure safe system of Monitoring and auditing to ensure safe system of works.works.
To ensure:To ensure:
All work activities, hazards and precautions are All work activities, hazards and precautions are defined prior to the execution of the workdefined prior to the execution of the workproper planning and consideration proper planning and consideration communication between installation management, communication between installation management, supervisors and operators and those who carry out the supervisors and operators and those who carry out the work.work.Monitoring and auditing to ensure safe system of Monitoring and auditing to ensure safe system of works.works.
Permit isPermit is Written-Legal Written-Legal Document defining a Safe Document defining a Safe System of Work.System of Work.
Remember :Remember :This is a This is a legal documentlegal document..
When you sign it,When you sign it,you can be held responsibleyou can be held responsible
if something goes wrongif something goes wrong
Mis-conception that the PTW system should control Mis-conception that the PTW system should control allall of of the work carried out at a facility can lead to an overload of the work carried out at a facility can lead to an overload of the PTW system, which prevents proper attention given to the PTW system, which prevents proper attention given to activities with a higher hazard potential.activities with a higher hazard potential.
1.1. PTW is appropriate to non-routine activities which may PTW is appropriate to non-routine activities which may require some form of Job Safety Analysis prior to work require some form of Job Safety Analysis prior to work commencing.commencing.
2.2. PTW is required for Maintenance work carried out by plant PTW is required for Maintenance work carried out by plant operators.operators.
3.3. Use a PTW when two or more groups of people (different Use a PTW when two or more groups of people (different trades), need to co-ordinate their activities to ensure that trades), need to co-ordinate their activities to ensure that their work is completed safely. their work is completed safely.
What work What work requiresrequires Permit? Permit?
RoutineRoutine Maintenance and production plant Maintenance and production plant operations; all carried out in accordance with site operations; all carried out in accordance with site approved proceduresapproved procedures
Where this is identified on fixed lists approved by Where this is identified on fixed lists approved by TIJD Commissioning ManagerTIJD Commissioning Manager
If it is carried out in an area specified on an If it is carried out in an area specified on an installation layout drawing, approved by TIJD installation layout drawing, approved by TIJD Commissioning ManagerCommissioning Manager
Visual inspection of areas (except in confined Visual inspection of areas (except in confined spaces). spaces).
Work Work NotNot require require a Permit a Permit
Types of Types of MainMain Permit Permit Types of Types of MainMain Permit Permit
Hot Work: spark / ignition potential
Hot Work: spark / ignition potential
Naked Flame: Welding, Burning,
Grinding etc.
Naked Flame: Welding, Burning,
Grinding etc.
Cold Work: no spark / ignition potential
Cold Work: no spark / ignition potential
Any work involving equipment giving rise to a Any work involving equipment giving rise to a DefiniteDefinite source of ignition, such as: source of ignition, such as:
use of equipment for oxy-acetylene burning,use of equipment for oxy-acetylene burning,
gas welding, electric-arc welding,gas welding, electric-arc welding,
propane torch heating and burning,propane torch heating and burning,
grinding or use of a hot-air gun.grinding or use of a hot-air gun.
What is a What is a Hot (Naked Flame)Hot (Naked Flame) Work Work??
Any work involving, or giving rise to, a Any work involving, or giving rise to, a PotentialPotential source of ignition, such as:source of ignition, such as:Grit-blasting Grit-blasting
Work on non-intrinsically safe equipmentWork on non-intrinsically safe equipment
Using non-certified electrical equipment not Using non-certified electrical equipment not controlled by an Electrical Permit (e.g. Avometer, controlled by an Electrical Permit (e.g. Avometer, power tools etc)power tools etc)
Spray paintingSpray painting
Use of Camera with flash Use of Camera with flash
What is a What is a HotHot Work Work??
What is a What is a ColdCold Work Work??Cold Work-Cold Work- Any task, or the use of any tool or equipment that will Any task, or the use of any tool or equipment that will
notnot produce a source of ignition. Such as: produce a source of ignition. Such as:
use of tools for erection, dismantling and cleaning, which use of tools for erection, dismantling and cleaning, which are not liable to produce sparks,are not liable to produce sparks,Pressure testing of plant and equipmentPressure testing of plant and equipmentDisconnection or opening up of any closed pipeline or Disconnection or opening up of any closed pipeline or vesselvesselSpading and de-spading of hydrocarbon lineSpading and de-spading of hydrocarbon lineChemical cleaningChemical cleaningHandling of hazardous substances, e.g. radioactive Handling of hazardous substances, e.g. radioactive source, toxic / corrosive chemicals, asbestos, etcsource, toxic / corrosive chemicals, asbestos, etc
ValiditValidityy
Hot Work, Naked Flame and Cold Work Main Permits, all have same validity period.
Hot Work, Naked Flame and Cold Work Main Permits, all have same validity period.
7 Consequent SHIFTS or 7 Days
Maximum!
PTW ProcedurePTW ProcedureINITIATION / PREPARATION OF PERMIT
TO WORK
LIST OF EXTERNAL REQUIREMENTS SUCH AS: SAFETY EQUIPMENT, STATUS
OF PLANT, NEED FOR COMPLEMENTARY PERMITS ETC.
PERMIT AUTHORISATION, ISSUE AND ACCEPTANCE FOR WORK TO START
REVALIDATION AT THE START OF EACH SHIFT
PERMIT CANCELLATION ON COMPLETION OF WORK
Safety Authority
Installation Authority (Area Commissioning Manager)
Task Supervisor
PermitPermit is Signed by is Signed by Responsible PersonnelResponsible Personnel
Permit Controller
Area Authority
PTW Procedure Definitions and DutiesPTW Procedure Definitions and Duties PTW Procedure
DefinitionDuties
ResponsiblePerson
Task SupervisorInitiates permits.Defines scope of work.
Person responsible for the work
Safety AuthorityDefines safety requirements.Monitors working practices.
Area HSE Manager
Installation AuthorityAuthorises work go-ahead.Defines plant status for work.
Area Commissioning Manager
Area AuthorityArranges any required isolations.Approves work go ahead.
Commissioning Shift Supervisor
Permit Controller
Checking of permits before issue.Administration of PTW Procedure.Logging / Filing of cancelled and/or suspended permits.Ensures no conflict of work between different area
authorities.
Permit Controller
Authorised Gas Tester Performs all required gas testing.Senior HSE SVCommissioning SV
Senior Panel OperatorPerforms inhibits and enables on Fire and Gas and ESD
systems.Senior Panel Operator
PTW Signatory DefinitionPTW Signatory DefinitionTask Supervisor
1. Initiates Permit ( signs box 1 )
2. Defines the scope of work
3. Accepts Permit ( signs box 8 )
4. Ensuring that all work described on Main Permits and Complementary Permits is completed, or left in a safe and tidy condition if not completed
5. Hands back Permit at end of shift and revalid for next shift ( signs box 8 )
6. Ensures closure of Permit at end of task ( signs box 9 )
TIJD
Modification of support (need grinding)
8
X
Mr. Akbari30 July 2006
Unit 122 Electrical Heater EH-101
X
X
To all Task SupervisorsWhen you send someone to the Permit Office to have a permit signed,please ensure:
1. They understand what the permit is requesting. The Permit Authority may have questions about the job description or location.
2. They understand and speak English. Most Permit Authorities speak only English and they may want to communicate with the person you send
3. Please print clearly all information on job description, location and equipment requirements with CAPITAL LETTERS, If the writing is not clear, the permit will be rejected and you have to start all over again
PTW Procedure PTW Procedure TIMETABLE
New permit applications have to be at the Permit Office beforebefore 12:0012:00 on the day beforeday before work is required to start.
At 06:3006:30 the following day your permit shall be ready for collection from the Permit Office.
If a permit requires revalidation for night shift working then it must be at the Permit Office by 16:3016:30
Dayshift permits must be at the Permit Office by 17:0017:00 or they shall not be revalidated for the following day.
Safety AuthoritySafety Authority
1. Details additional PPE required, plus any other safety precautions to be taken, including gas tests
2. periodic checks at work sites, to ensure compliance with conditions and safe working practices specified in Main Permits and Complementary Permits.
( signs box 2 )
PTW Signatory DefinitionPTW Signatory Definition
X
Eshghi XXXXXXXX 30 July 2006 1730 h
X
X
X
X
Nominated Area Safety Authorities1. C4A / C4B Area Safety Manager
Mr. Sanoobari
2. C5/C6 and ETU Area Safety Manager
Mr. Eshghi
PTW Signatory DefinitionPTW Signatory Definition
Gas test should be written at the back side of white copyGas test should be written at the back side of white copy
PTW Signatory DefinitionPTW Signatory Definition
Installation Authorities
1. Evaluation of intended work2. Ensuring proper authorisation, issue and
cancellation of all Main Permits in their areas3. Planning, coordinating and authorising all Hot
Work (Naked Flame) Permits (not more than ONE Naked flame permit per designated area.
Nominated Installation Authorities1. C4A / C4B Area Commissioning Manager
Mr.
2. C5/C6 and ETU Area Commissioning Manager
Mr.
PTW Signatory DefinitionPTW Signatory Definition
( signs box 3 )
PTW Signatory DefinitionPTW Signatory DefinitionArea Authorities
1. Arranging for any required Electrical or Process / Mechanical Isolations.
2. Delegating the issue and cancellation Complementary Permits
3. Periodic checks of work sites are performed to ensure compliance with conditions specified in Main Permits and any Complementary Permits.
Nominated Area Authorities
C4A / C4B Areas Commissioning Shift Supervisors
Mr.
2. C5/C6 and ETU Commissioning Shift Supervisors
Mr.
( completes box 3,4,5,6 & 9)
PTW Signatory DefinitionPTW Signatory Definition
FirstFirst
ThenThen
SECTION 3To All Area AuthoritiesArea Authorities :
• When you sign in box 3, you are signing that the requirements to carry out work safely have been done. If you have not physically checked these requirements, DODO NOT SIGN !NOT SIGN ! If someone is hurt or killed due to improper compliance with requirements, you may be held responsible. This could mean criminal charges are filed against you.
• Do not sign as the Installation AuthorityInstallation Authority unless you have written permission / instruction to do so formalized
delegation of authority).
FirstFirst
ThenThen
Complementary Permits to be attached by Complementary Permits to be attached by originator and must be confirmed by Area originator and must be confirmed by Area Authority Authority
Area Authority allows final authorization and Area Authority allows final authorization and Permit Controller will check all Items(1-6), then Permit Controller will check all Items(1-6), then sign and issue the permitsign and issue the permit
Permit must be handover at the start of Permit must be handover at the start of each shift and shall be hand back at the each shift and shall be hand back at the end of the shiftend of the shift
DISTRIBUTION
• Copy 1, kept at the work site, on display, for duration of activity
• Copy 2, with Safety Authority form checking of continuous compliance
• Copy 3, in Permit Office
• Copy 4, with Area Authority for checking of continuous compliance
At the end of the job the work area must be At the end of the job the work area must be left in safe position and permit should be left in safe position and permit should be cancelledcancelled
Issued with HotHot / ColdCold Work Permit, depending on ongoing work
Issued with HotHot / ColdCold Work Permit, depending on ongoing work
Complementary PermitsComplementary PermitsComplementary PermitsComplementary Permits
Type of Complementary PTWType of Complementary PTW
1. Entry to Confined Spaces2. Radiography3. Excavation4. Process / Mechanical Isolation5. HV Electrical Isolation 6. LV Electrical Isolation7. Sanction for Test8. Limitation of Access
Radiography and Confined Radiography and Confined Space Entry Space Entry
Complementary Permits areComplementary Permits arevalid for valid for one shift only!one shift only!
New Permit required each New Permit required each day day
Radiography and Confined Radiography and Confined Space Entry Space Entry
Complementary Permits areComplementary Permits arevalid for valid for one shift only!one shift only!
New Permit required each New Permit required each day day
Process / Mechanical IsolationProcess / Mechanical Isolation
This Complementary Permit is required to This Complementary Permit is required to withdraw equipment from service by withdraw equipment from service by physical isolation, usually by valve. physical isolation, usually by valve.
Isolation Certificate:Isolation Certificate:
Combines in one document record Combines in one document record of all isolation required for a task to of all isolation required for a task to be carried out safely. The control be carried out safely. The control and use of isolation certificate are and use of isolation certificate are described in `the permit to work described in `the permit to work procedureprocedure..
Are Valid as far as the Are Valid as far as the isolation is implemented isolation is implemented without limit of duration.without limit of duration.
Are Valid as far as the Are Valid as far as the isolation is implemented isolation is implemented without limit of duration.without limit of duration.
ISOLATION CERTIFICATEISOLATION CERTIFICATE
ISOLATION CERTIFICATEISOLATION CERTIFICATE
Certificates are Not Certificates are Not Permits!! Permits!!
They are Added to They are Added to Permit to Confirm Permit to Confirm
Isolation status of an Isolation status of an EquipmentEquipment
Certificates are Not Certificates are Not Permits!! Permits!!
They are Added to They are Added to Permit to Confirm Permit to Confirm
Isolation status of an Isolation status of an EquipmentEquipment
High Voltage Electrical IsolationHigh Voltage Electrical Isolation
This Complementary Permit is required for all This Complementary Permit is required for all isolation work on electrical systems or isolation work on electrical systems or equipment where the voltage exceeds the equipment where the voltage exceeds the following limits:following limits:
1000 volts AC or 1500 volts DC between 1000 volts AC or 1500 volts DC between conductors.conductors.
600 volts AC or 900 volts DC between 600 volts AC or 900 volts DC between conductors and earth.conductors and earth.
Any situation except above condition will be Any situation except above condition will be covered under covered under Low Voltage Electrical IsolationLow Voltage Electrical Isolation PermitPermit
Sanction for TestSanction for Test
This Complementary Permit is required to test This Complementary Permit is required to test individual or multi-discipline items of individual or multi-discipline items of
equipment. It allows for temporary removal equipment. It allows for temporary removal of safety isolations and the provision of of safety isolations and the provision of
temporary actions to override or remove temporary actions to override or remove equipment to carry out such tests.equipment to carry out such tests.
Limitation of AccessLimitation of Access
This Complementary Permit is required to This Complementary Permit is required to work in any area close to live electrical work in any area close to live electrical systems or equipment. A Limitation of systems or equipment. A Limitation of
Access Permit is not required where the Access Permit is not required where the work to be performed is already covered by work to be performed is already covered by any of the other Main Permits. All Limitation any of the other Main Permits. All Limitation
of Access permits shall be authorised by of Access permits shall be authorised by electrical authorised personselectrical authorised persons
PTW is all aboutPTW is all aboutPlanning the tasksPlanning the tasks
Responsibilities (Responsibilities (Authorisation SupervisionAuthorisation Supervision))
Understanding jobsUnderstanding jobs
Hazards and Control MeasuresHazards and Control Measures
CommunicationCommunication
BriefingBriefing
ImplementationImplementation
VerificationVerification