Constr Construct uction ion materi material/ a l/ equipm equipment ent mobilization
2.1
Vehicle/equipment Vehicle/equipment failure
2.2
Mechanical operated machine may produce Fire spark and have oil leakage.
2.3
Accident Accident may may occurs occurs due due to mishand mishandling ling of of Personnel injury vehicle/ traffic issues.
2.4
Loading Loading and and unload unloading ing accide accident nt may occur Personnel injury during operations.
Isolation of piping system for the shutdown and tie-in work.
0
Effects Non compliance on safety requirement Personnel injury
2.5 Obstru Obstructi ction on of of acces accesss road road
Personnel injury
3 .1
Plant/ system upset
Wrongly isolate valve
Date
22nd July.2010
Page
Project ABC
Hazard Identification
Sequence Of Basic Job Steps
Hazard Misunderstand of job sequence
3.
JSA-Mechanical-011JSA-Mechanical-011- Shut Down & Tie-In
Determining Control Measures 1.1.1 Supervisors have to brief on JSA before work.
2.1.1 All vehicle/ cle/ equipme equipments nts to be used must must be inspected and approved vehicle/ equipment will be pasted with a sticker of approval. 2.2.1 Obtain Vehicle Entry Permit/Certicate. 2.2.2 Provide fire extinguisher extinguisher and and spark arrestor for for vehicles. 2.3.1 he driver must have the valid driving license and vehicle should meet JPJ requirement 2.3.2 Follow road signage and speed limit. 2.3.3 Ensure vehicles have reverse alarm. 2.3.4 Use the approved route by client. 2.3.5 o check check conditio conditionn of soil/ac soil/access cess route route for for heavy heavy raffic movement. 2.4.1 Ensure crane with PMA and Crane Operator possess valid licence and registered as DOSH competence. 2.4.2 Signal man to direct movement of vehicle. 2.4.3 Workers shall never stand under a suspended and always stand clear of load 2.4.4 Workers shall recheck all the lifting equipment before used. 2.4.5 Operators and drivers should inspect their crane /vehicle/equipment /vehicle/equipment before starting work for the day in order ensure in good confition. 2.4.6 o barrica barricade de the the worki working ng area area and put necessary signage to warn others. 2.4.7 Signalman shall used two way communication when visual signal is not possible. 2.5.1 Obtain Road Obstruction Certificate from client. 3.1.1 Obtain LOTO (lock Out Tag Out) Certificate / Permit from client.
Additional Actions
COMPANY ABC Sdn Bhd Job Safety Analysis (JSA) Worksheet
JSA No. Rev No. Job Number/ Project Name
JSA-Mechanical-011- Shut Down & Tie-In 0
Date
Project ABC
22nd July.2010
Page
JSA No.
COMPANY ABC Sdn Bhd
Rev No.
0
Job Number/ Project Name
Job Safety Analysis (JSA) Worksheet N o.
JSA-Mechanical-011- Shut Down & Tie-In Date
22nd July.2010
Project ABC
Hazard Identification
Se que nc e O f Bas ic J ob St ep s
Hazard
Page
Determining Control Measures
Effect
3.1.2 Project team (together with client person in charge) to chain lock and tag the valve with LOTO on the isolation valve to ensure that the valve will not accidentally opened. 3.1.3 Ensure that the valve tagging in placed. 3.1.4 Valve isolation shall be done with client person in charge presence. 3. 2 Pe op le ac ci de nt al ly op en the val ve
4
Installation of blin din g as per blinding diagram
4.1
Hydrocarbon/ others toxic or flammable gas Personnel injury in piping system
4.2 Wrongly blin d on existing line
5
Pipe spool/ valve/ pip eli ne li ftin g and laying into tie -in location.
5.1
Pe rs on ne l i nj ur y
3.2.1 Project team (together with client person in charge) to chain lock and tag the valve with LOTO on the isolation valve to ensure that the valve will not accidentally opened. 4.1.1
o break the flange slowly and check the flange with gas detector to confirm pipe is free from an lammable/ toxic gas.
Personnel injury
4.2.1 Ensure that the blinding tagging number in placed as per blinding diagram. 4.2.2 Blinding work shall be done with client person in charge presence. 4.2.3 Supervisor(person in charge) shall be reconfirm diagram before proceeding with next activities. 4.2.4 LOTO procedure shall be strictly followed to ensure the correct method is used.
Loading and unloading accident may occur Personnel injury during operations.
5.1.1 Load does not exceed the capacity of the lifting equipment 5.1.2 Signal man to direct movement of vehicle. 5.1.3 Workers shall never stand under a suspended and always stand clear of load 5.1.4 Workers shall recheck all the lifting equipment before used. 5.1.5 Operators and drivers should inspect their crane /vehicle/equipment before starting work for the day in order ensure in good confition. 5.1.6 o barricade the working area and put necessary signage to warn others. 5.1.7 Signalman shall used two way communication when visual signal is not possible. 5.1.8 Padding shall be provided on sharp edge to prevent lifting slings from damage 5.1.9 Sling of the correct length and capacity for the job must be used 5.1.10 Rigging the load is carried out by a competent person
Additional Actions
JSA No.
COMPANY ABC Sdn Bhd
Rev No.
6
Date
22nd July.2010
Hazard
Page
Project ABC
Hazard Identification
Se que nc e O f Bas ic J ob St ep s
Field welding for tie-in work
0
Job Number/ Project Name
Job Safety Analysis (JSA) Worksheet N o.
JSA-Mechanical-011- Shut Down & Tie-In
Determining Control Measures
Effect
5.2
Crane topple
Personnel injury/ property damage
5.2.1 Ensure that the load and boom is lowered when he cranes left unattended. 5.2.2 Lifting work shall only commence after confirmin hat the crane is set up satisfactory 5.2.3 Outrigger shall be resting on flat and firm ground with steel plate and wooden plank. 5.2.4 o barricade the working area and put necessary signage to warn others. 5.2.5 Signalman shall used two way communication when visual signal is not possible. 5.2.6 Crane and trailer parking location shall be approved by client prior to start any lifting work
5.3
Obstruction of access road
Personnel injury
5.3.1 Obtain Road Obstruction Certificate from client.
6.1
Welding spark
Fire, face and eye injury
6.1.1 6.1.2 6.1.3 6.1.4 6.1.5 6.1.6
6.1.7
o standby fire extinguisher (ABC Type 9.0 kg) o ensure sufficient fire blanket provided to cover the hotwork area & below hotwork area. o cover and protect any near by cable, pipe or instrument with fire blanket. o remove any combustible material from directly coming into contact with the spark. Ensure flash back arrestor are fitted to oxygen and acetylene gas regulators. o ensure the oxygen and acetylene cylinders are mounted to cylinder trolley with chain or in cylinder cradle. All gas hoses, fittings and gauges shall be check in good condition and no leak before start work.
6.1.8 Provide standby water hose with stop valve (If required) 6.1.9 Welder must wear face shield and leather glove or protection during the works progress 6.2
Welding machine / generator may produce Fire spark
6.2.1 6.2.2 6.2.3 6.2.4 6.2.5
63
Electrocution
Personnel injury/fatal
o stand - by f ire watch & fire extinguisher near o engine driven equipment Engine driven equipment shall be fitted with spark arrestor. Engine shall be checked daily to ensure is in good condition and without leakage Engine shall be stopped while f ill-in-diesel. Welding set used shall properly grounded.
6.3.1 Regular check the extension cable to ensure
Additional Actions
JSA No.
COMPANY ABC Sdn Bhd
Rev No.
0
Job Number/ Project Name
Job Safety Analysis (JSA) Worksheet N o.
JSA-Mechanical-011- Shut Down & Tie-In Date
22nd July.2010
Project ABC
Hazard Identification
Se que nc e O f Bas ic J ob St ep s
Hazard
Page
Determining Control Measures
Effect
in good condition. o ensure extension cables are not to lay across on wet ground or stagnant water. 6.3.3 All electrical tools are to be inspected before 6.3.4 All hotwork to be stop when heavy rain. 6.3.2
7
Deblinding work and Joint Integrity Test (JIT) for flange joint.
6.4
Workers fall from height
Personnel injury
6.5
Falling object
Personnel injury, property damage
7.1
Wrongly remove blinding point
Personnel injury
7.2
Line leaking due not proper tightening work Personnel injury at flange joint.
6.4.1 Workers shall wear full body harness with double lanyard and hook to fixed structures while working at height. 6.4.2 No work on structure/slippery condition before grating installation. 6.4.3 Supervisor has to closely supervise all the elevated works. 6.4.4 Provide lifeline if there is no anchorage point o hook lanyard.(Steel cable) 6.4.5 Workers are allowed to use scaffolding platform displayed Green Tag only. 6.5.1 Proper barricade and signage below working area to prevent unauthorized entry. 6.5.2 Handling loose materials by throwing from heigh are strictly prohibited 6.5.3 Use container to store tools and consumable and transfer by using rope. 6.5.4 Safety net shall be installed under the surface or structure on which employees are working. 6.5.5 Obtain Certificate for The Removal & Reinstallation of Gratings, Handrails, Stair reads & Other Pieces of Equipment when required to open grating, handrails and other steel structure member.
7.1.1 Ensure that the blinding tagging number in place as per blinding diagram. Supervisor person in charge to reconfirm on the de-blinding point as per diagram before blind removal. 7.2.1 JIT team to check and confirm specification gasket and flange surface cleanesess before lange reinstatement. 7.2.2 Proper torquw and sequence of bolt tightening as per procedure. 7.2.3 o carry out Joint Integrity Test during the re-instatement work.
Additional Actions
JSA No.
COMPANY ABC Sdn Bhd
Rev No. Job Number/ Project Name
Job Safety Analysis (JSA) Worksheet N o.
Se que nc e O f Bas ic J ob St ep s
8
Re- Isolate valve for the shutdown tie-in work
JSA-Mechanical-011- Shut Down & Tie-In 0
22nd July.2010
Page
Project ABC
Hazard Identification Hazard 8.1 Wrongly reopenin g valv e is olatio n
Effect Personnel injury
8.2
Personnel injury
People accidentally closed the valve
Date
Determining Control Measures 8.1.1 Ensure that the valve tagging number in placed as per blinding diagram. 8.1.2 Supervisor person in charge to reconfirm on the valve location as per valve isolation diagram. 8.1.3 Valve re-isolation shall be done with client person in charge presence. 8.2.1 Ensure that the line already de-blinding, JIT has been carry out and valve chain lock has been removed before handover to client person in charge for tagged out (LOTO).
