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AhmedKamal524620 34 views 22 slides Aug 27, 2024
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About This Presentation

Safety


Slide Content

PETROBEL Co.
HSE Sector
Sinai Fields

HSE SECTORHSE SECTOR
Permit to Work ProcedurePermit to Work Procedure

Procedure definition.Procedure definition.

Objectives and targets of PTWObjectives and targets of PTW

Procedure overview and work flowProcedure overview and work flow

Risk Assessment short notesRisk Assessment short notes

System implementation in site and work System implementation in site and work
completion.completion.

1- Procedure1- Procedure

DefinitionsDefinitions

A Permit-To-Work (PTW) is a formal written A Permit-To-Work (PTW) is a formal written
authorization used to control certain types of work authorization used to control certain types of work
that are identified as potentially hazardous. that are identified as potentially hazardous.

A Permit-To-Work system allows means of co-A Permit-To-Work system allows means of co-
ordination, control and supervision of work ordination, control and supervision of work
activities performed by Petrobel or Contractor activities performed by Petrobel or Contractor
personnel. It provides a written method of ensuring personnel. It provides a written method of ensuring
that work carried out is strictly controlled by that work carried out is strictly controlled by
defined work practices and safety precautions.defined work practices and safety precautions.

Objectives of PETROBEL PTWObjectives of PETROBEL PTW

Ensure that personnel who carry out the work Ensure that personnel who carry out the work
clearly understand the nature of the work, the clearly understand the nature of the work, the
hazards of the job, and the time periods when hazards of the job, and the time periods when
the work can be done the work can be done

Ensure that the HSE hazards and risks are Ensure that the HSE hazards and risks are
identified, and adequate and appropriate identified, and adequate and appropriate
controls selected to minimise the riskscontrols selected to minimise the risks

Specify the precautions to be taken before Specify the precautions to be taken before
starting, during the work and after completionstarting, during the work and after completion

Objectives of PETROBEL PTWObjectives of PETROBEL PTW
22

Provide a record showing that the type of work Provide a record showing that the type of work
and the proper procedures have been checked and the proper procedures have been checked
by an approved personby an approved person

Ensure that proper authorisation is given to Ensure that proper authorisation is given to
carry out workcarry out work

Provide for the suitable display of open or Provide for the suitable display of open or
suspended permitssuspended permits

Provide a control mechanism for times when Provide a control mechanism for times when
work must be suspendedwork must be suspended

Objectives of PETROBEL PTWObjectives of PETROBEL PTW
33

Provide control or arrangements for other Provide control or arrangements for other
activities that may interact or affect one anotheractivities that may interact or affect one another

Provide a formal hand-over procedure for use Provide a formal hand-over procedure for use
when work to be carried out extends for a when work to be carried out extends for a
period longer than a shift or when the period longer than a shift or when the
signatories are changedsignatories are changed

Provide a formal hand-back procedure to ensure Provide a formal hand-back procedure to ensure
that work is completed and the worksite left in a that work is completed and the worksite left in a
safe conditionsafe condition

Provide a mechanism to ensure all isolations and Provide a mechanism to ensure all isolations and
controls are carried out appropriate to the task controls are carried out appropriate to the task

Procedure overview & workflowProcedure overview & workflow

Four types of work Four types of work
permits are used in PTB permits are used in PTB
work permit procedure.work permit procedure.

HOTHOT

COLDCOLD

EXCAVATIONEXCAVATION

CONFINED SPACE / CONFINED SPACE /
VESSEL ENTRYVESSEL ENTRY

Hot Work PermitHot Work Permit

A Hot Work Permit is required for any work A Hot Work Permit is required for any work
involving burning, welding or grinding, involving burning, welding or grinding,
radioactive sources, explosives, or electrical work radioactive sources, explosives, or electrical work
that can generate heat or a spark when working that can generate heat or a spark when working
in a classified hazardous area. in a classified hazardous area.

Use of radioactive sources for radiography work Use of radioactive sources for radiography work
requires a Hot Work Permit. The precautions requires a Hot Work Permit. The precautions
for the correct and safe use of the radioactive for the correct and safe use of the radioactive
materials must be specified with the Hot Work materials must be specified with the Hot Work
Permit. Permit.

Cold Work PermitCold Work Permit

Cold and gas hazardous work is any work that Cold and gas hazardous work is any work that
does not generate heat or sparks. A Cold and does not generate heat or sparks. A Cold and
Gas Hazardous Work Permit is required for Gas Hazardous Work Permit is required for
work involving pressure testing, handling work involving pressure testing, handling
hazardous chemicals, gas hazardous work, hazardous chemicals, gas hazardous work,
painting, scaffolding, working at height, and painting, scaffolding, working at height, and
mechanical maintenance (involving use of mechanical maintenance (involving use of
mechanical hand tools). mechanical hand tools).

CONFINED SPACE/VESSEL CONFINED SPACE/VESSEL
ENTRY PERMITENTRY PERMIT

A Confined Space/Vessel Entry Permit is A Confined Space/Vessel Entry Permit is
required prior to the entry of personnel into any required prior to the entry of personnel into any
confined space, vessel, valve pit or enclosure. confined space, vessel, valve pit or enclosure.
Issue of this permit does not replace Hot and Issue of this permit does not replace Hot and
Cold and Hazardous Work Permits for the Cold and Hazardous Work Permits for the
individual work specified. They will be required individual work specified. They will be required
for the work to be carried out in the confined for the work to be carried out in the confined
space.space.

The Confined Space/Vessel Entry Permit is valid The Confined Space/Vessel Entry Permit is valid
for one day. However it could be extended if the for one day. However it could be extended if the
safe work conditions still available.safe work conditions still available.

Excavation Permit Excavation Permit

An Excavation Permit is required prior to beginning any An Excavation Permit is required prior to beginning any
excavation and generally any ground disturbing activity in a excavation and generally any ground disturbing activity in a
classified area. It is required when any digging, excavating classified area. It is required when any digging, excavating
or boring has to be done to ensure that no underground or boring has to be done to ensure that no underground
apparatuses are damaged. Movement and placing of heavy apparatuses are damaged. Movement and placing of heavy
equipment may also require an excavation permit. A sketch equipment may also require an excavation permit. A sketch
of the proposed excavation track together with a layout of the proposed excavation track together with a layout
drawing highlighting the presence of existing underground drawing highlighting the presence of existing underground
apparatuses (such as facilities/flow lines or buried cables) apparatuses (such as facilities/flow lines or buried cables)
must be attached with the permit request.must be attached with the permit request.

NoteNote: : An Excavation Permit does not replace the Hot or Cold Work An Excavation Permit does not replace the Hot or Cold Work
Permit for the individual work specified but must contain additional Permit for the individual work specified but must contain additional
precautions as required under the normal Hot/Cold and Gas Hazardous precautions as required under the normal Hot/Cold and Gas Hazardous
Work Permit. Hot/Cold and Gas Hazardous Work Permits will be required Work Permit. Hot/Cold and Gas Hazardous Work Permits will be required
for any work performed in the excavationfor any work performed in the excavation

Over view on PTW FormOver view on PTW Form
Ex: Fieran Ex: Tank # 9This Number will be
issued by HSE Dept.
In this box we
will describe
all required
work activities
Mentioned all the tools and equipments
that will be used in the work permit
Ex : Hand tools, grinder, welding
machine, compressor, etc…

Over view on PTW FormOver view on PTW Form

Other CertificatesOther Certificates

Electrical Isolation CertificateElectrical Isolation Certificate

Mechanical Isolation CertificateMechanical Isolation Certificate

Protective system isolation certificateProtective system isolation certificate

Excavation site planExcavation site plan

Gas clearance certificateGas clearance certificate

Confined space entry logConfined space entry log

List of personnelList of personnel

Scaffolding certificateScaffolding certificate

PARTIES INVOLVED IN THE PARTIES INVOLVED IN THE
WORK PERMIT SYSTEM WORK PERMIT SYSTEM
Performing Authority
A person responsible for performing the work to be carried
out under a Work Permit
Issuing Authority
A person responsible for issuing Work Permits at the
facility or site
Safety Authority
A person responsible for checking necessary safety
precautions stated on the Work Permit
Approving Authority
A person responsible for approving a Work Permit at the
facility or site
Person Responsible for Area
A person responsible for authorising the start of work at the
work site
Authorised Person
A person appropriately trained and appointed in writing by
Site Approving Authority to carry out certain duties
Authorised Electrical Person
A competent electrically trained person with sufficient
technical knowledge and experience
Authorised Gas Tester
A person appointed by Site Approving Authority for
carrying out gas tests

Risk Assessments OverviewRisk Assessments Overview

The initial steps of the Permit to Work system are The initial steps of the Permit to Work system are
hazard identification, risk assessment and hazard identification, risk assessment and
selection and recording of controls. selection and recording of controls.

The risk assessment should record the risk The risk assessment should record the risk
ranking as indicated in the Risk Matrixranking as indicated in the Risk Matrix

Guidance for hazard identification, in the form of Guidance for hazard identification, in the form of
key words and tables of hazard checklists, is key words and tables of hazard checklists, is
provided in provided in HSE – IMS Procedure No 02HSE – IMS Procedure No 02
pages number 24-29pages number 24-29 and 30-35 copy distributed and 30-35 copy distributed

Risk MatrixRisk Matrix
Consequence / Severity
Slight Injury
First Aid
Short Term
Health
Effect
Slight Leak
Minor
Injury
Minor Health Effect
Minor Leak
Major Injury
Lost Time
> 3 days
Temporary Health
Effect
Local Leak
Single Fatality
Permanent
Disability
Massive Leak
Multiple
Fatalities
Massive Leak
Likelihood 2 4 6 8 10
Imminent10 20 40 60 80 100
Very Likely8 16 32 48 64 80
Likely 6 12 24 36 48 60
Possible4 8 16 24 32 40
Unlikely2 4 8 12 16 20

Risk assessment formRisk assessment form
NoNohazardshazards consequencesconsequencesExisting control Existing control
measuresmeasures
LL SSRR Add. control Add. control
measuresmeasures
LL SSRR
11

RISK ASSESSMENT FORM
Location : : Task/ Activity
Completed by (Name) : Date :
Checked by (Name) : Date :
Line Manager (Name) Date :
V
a
l
u
e
Severity
V
a
l
u
e
Likelihood
L
i
k
e
l
i
h
o
o
d
Severity
Result
Human Factor Env. Damage Asset Damage 2 4 6 8 10
2 First aid Slight Leak Slight damage 2
Unlikely 10 20
4
0
60 80 100
R Evaluation
4 Minor InjuryMinor Leak Minor damage 4
Possible 8 16
3
2
48 64 80
4 -
8
T - Tolerable -No Action necessary provided control measures are
maintained
6 Major InjuryLocalized Leak Localized damage 6
Likely 6 12
2
4
36 48 60
12 -
24
A - Adequate -Risk is tolerable when control measure identified and
Maintained
8
Single
Fatality
Major Leak Major damage 8
Very
Likely
4 8
1
6
24 32 40
32 -
48
M - Moderate -Further risk reduction measures must be considered
10
Multiple
Fatality
Massive Leak Extensive damage 10
Imminen
t
2 4 8 12 16 20
60-
100
I - Intolerable -Risk unacceptable. Seek specialist advise / support
No. Hazard
Conseque
nces
Existing control measures LSR
Additional controls
required
LSR
Eval
uati
on
…….
Welding /
Cutting in
Hazardous
Location
Using
Oxy-
acetylene
lamp
□Injurie
s
□Fires
□Asset
Damage

Fire extinguisher

Eliminate leaks and spills

Check All hoses by
………………..

Drains and sewers to be closed
within ……. M

Wet area around

Weld in fire blanket

Check non-return valves

Clean cylinder head

Disable fire detection system

Mech. / Elect. isolation
certificates

Special welding PPE

Cylinders to be away of location
and mounted on hand truck and
fastened

Check for cylinder gauges

Remove empty cylinders from
location

Depressurization

Purging the lines by inert gas

Flushing by water

Using of pneumatic stopper

Install blind flanges / spade

General House Keeping

Suitable Container for residuals
collection

First aid kit

LEL Measures if required

Adequate lighting

Life line

Gas Mask

Caution tapes around area

..
□…
□…

Provide fire watch

Fire truck with crew

Fire Man Notified
………

Fire Hoses

Issue confined space
PTW

Oxygen measures

Gas clearance
certificates

Provide blower
explosion proof

H2S measurements
□NORM
measurements

SCBA or CALBA

……………… .

……………… .

……………… .

……………… .

Questions….?????Questions….?????

Thank YouThank You
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