|
NO.
|
ACTIVITY
|
POTENTIAL
HAZARDS
|
RISK
RATING
|
PREVENTIVE
MEASURES
|
RESIDUAL
RISK
|
RESPONSIBLE
PERSON
|
|
1
|
Prepare work area and material arrangement for the job.
|
· Untrained crew
· Tools and equipment failure
· Slips, Trips and Fall
Hazards
|
M
|
· All personnel shall be
undergone for SSA Safety induction and required necessary training prior to
enter revamping areas
· All employees shall be
aware of the emergency evacuation plan and also shall be familiar that how to
react in an emergency. Location of assembly point areas and emergency number.
· Specific work permit shall
be obtained prior to start the activity.
· Before commencing job, JHA
shall be communicated to all involve person and available at worksite with
other required documents.
· All workers shall wear
appropriate P.P.E as per the recommendation of HSE department according to
the hazards.
· All tools and material
shall be in good condition and shall be color coded. Found damage shall be
mark “do not use” and shall be remove from site.
· Only skilled workers shall
perform the activity.
· All access ways shall be
properly identify and maintained in good condition
· SSA shall allocate
dedicated person to conduct regular housekeeping in each designated location.
· All tools and materials
shall be kept in approved designated storage area.
· Proper cable management
shall be implemented.
|
L
|
Task Supervisor/ PTWR
|
|
2
|
Setting up and connecting of test manifold, nitrogen
cylinder, hoses to to pipe system
|
· Tools are inappropriate,
defective, and fabricated
· Hoses obstructing access
ways
|
M
|
· Ensure that all hand tools
are properly inspected with current monthly color code.
· Supervisor shall ensure
that all tools are in the standard prior to its use. Fabricated tools are not
allowed to be used.
· All workers shall wear the
appropriate PPE at all times.
· Access to the work
locations shall be clear and free from any obstruction.
· Manifold must accordance in
client pressure testing standards and requirements and obtained valid testing
certificate.
· Manifold should be mark
with testing pressure capacity, indemnification number and other details
|
L
|
Task supervisor
Worker
|
|
3
|
Line pressurizing
|
· Loose /not properly
tightened connections
· Un-calibrated test manifold
and gauges
· Unavailability of whip lash
installed on hoses connections
· Nitrogen leak
|
M
|
· Supervisors shall ensure
that all connection is properly tightened.
· Work notification shall be
convey to all affected and responsible departments.
· All affected area will be
provided with barricade and appropriate, safe distance shall be in accordance
with LLOYDS’s Registry Standards.
· Pressurization shall be
stop immediately and pressure shall be gradually reduced to zero gauge
reading in case of pipe failure. Nitrogen cylinder valve shall also be
immediately turned off
· Pressurization shall be
immediately cancelled when a leak is detected.
· Workers shall immediately
vacate the area when leak is observed.
· Only approved and
calibrated gauges shall be used for the test. Calibration shall be done
within one month of the test and the ranges shall be 30 to 80% of the gauge’s
full range.
· There shall one pressure
gauge installed on both the manifold and system under test.
· Test manifold shall be
tested separately to 1.2 times of actual test pressure. Valid 3rd party
certificate shall be attached with the test package.
· Relief valves shall be
tested, dated, and tagged within 1 week prior the testing
· All hoses connection shall
be tight and secured by whiplash arrestor
· Rated capacity of hose
shall be more than the test pressure
· Testing crew shall obtain
required training for pressure testing.
· There shall be a person
dedicated to monitor the pressurization progress
· Holding pressure shall be
as per the test procedure approved by Client
· A person shall be assign to
operate the outlet valve of the nitrogen cylinder.
· All workforces shall be
aware on potential hazards in exposed of nitrogen such as frostbite and
displacement of oxygen amount.
|
L
|
Task supervisor
Worker
|
|
4
|
Leak Checking
|
· Unauthorized personnel
|
M
|
· Trained and authorized
crews only are allowed to do the leak inspection.
· Observation to be made away
from the joints. At any cost do not stand in front of the end joint.
· If any leak observed,
immediately reduce the pressure to zero.
· Reduce the pressure to
design pressure before start the leak checking
|
L
|
Task supervisor
Worker
|
|
5
|
Depressurizing
|
· Untimely release of
pressure
|
M
|
· Open the vent valve slowly
until the pressure was reduced.
· Coordinate with the other
worker. Give notice prior the release of pressure
· Task supervisor to ensure
no person in line of fire at vent area.
|
L
|
Task supervisor
Worker
|
Everything that happens to us, Happen for a reason, Reason that should make us even closer to Allah (Creator/God) - Education is foremost to shape a person's character in life. - Love is the oldest teaching in the world, for the history of our human existence is through love from our Creator. - Nothing can change a person but the person itself. If you want a happier life, change the way you view the world around you. Take off the negative glasses and put on the positive ones.
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