7- Civil Work

JOB SAFETY ANALYSIS (JSA) TANK MODIFICATION AND REPAIR WORK

JSA Title:

TANK MODIFICATION AND REPAIR WORK

JSA Number:

DES‐‐K.K ‐JSA‐007

Area: Task Description

Date 12/12/2012 Korangi and Keamari Tanks Activity: Civil work Civil work activity including installation of Shuttering ,Rebar ,Form work , Concrete work and Back filling activity

Step 1.

Activity Site preparation

Hazard • Poor communication between work parties. • Inexperience persons / lack of safety awareness

• Heat stress • Noise • Vehicles Movement

Uncontrolled Risk H M L

M

Control Measures • DESCON employees shall have mandatory training. • Work permit from the client, with all concurring parties signatures approval must be obtained prior to start of work and display at site • Safety requirements stated on the work permit must be available on site and strictly followed • Toolbox talk shall be conducted to all personnel on site & documented before start of work. • Appropriate PPE shall be worn by all personnel at site. • Assigned trained dedicated Banks man for job with reflective jacket. • No water no work policy shall be followed. • Work Schedule according to heat Index • Ear protection shall be worn where required. • Noise meter will be made available at site. • Maintenance of equipment on regular basis. • Use of Approved/Trained license drivers. • Vehicle movements on site shall be controlled by banks man • Appropriate signage to be provided.

Residual Risk H

M

L L


JSA Number:




JSA Title:


Uncontrolled Residual Risk Risk Step Activity Hazard H M L Control Measures H M L Transportation • Failure of equipment L 2. M • Conduct toolbox talk and LMRA prior to start of work at the shifting of material /crane /Trailer/ Pickup/ specific location. to Work location Truck etc • Ensure the condition of equipment, inspected, sticker Placed By Using Crane • Road traffic accident during and for appropriate color code. ,Trailer, Boom Truck transportation of Tanks • All rigging gear shall be certified. Pickup etc shell plates, pipe spools/ • Synthetic belt or nylon sling shall be used instead of steel supports and other wire rope for holding of material. material. • Ensure crane operators and riggers fully understand all work tasks and hazards. • Load shall be secured on the trailer bed to prevent • Body part injury during accidental fall. loading and unloading • Crane operator shall have the third party, certified and operation applicable license. • Use proper tag line during loading /off loading material. • Access route shall be surveyed before transporting the Shell Plates ,pipes & support material etc. • Barricade with appropriate sign board on the effective area. Riggers shall be experienced and third party certified.


JSA Number:




Step

Activity

Hazard

JSA Title:


Uncontrolled Risk H M L • •

• Pinch point. • Vehicle hit to existing facility . 3

Manual shifting of material civil work • material stacking / including back filling of soil etc • Including rebar

• Hand Injury • Fall of material • Manual handling hazards • Cumulative Back Injuries • Persons Injury • Slip, trip and fall • Sharp edges of rebar

• • • • •

M

Control Measures Use leather gloves for hand protection. Keep away body parts (hand, feet, head, e.t.c) from the line of fire (LOF). Suitable length of trailer shall be arranged according to length of Shell Plates, pipe spools, supports etc. Red flag at the back end of long pipe spool shall be provided. Site specific traffic rules shall be followed. All vehicle movements will be controlled by a certified banks man. Banks man shall be provided for reversing vehicle.

• Use gloves to prevent cuts on hands. • Move all unnecessary persons away • If load is heavy take help of other person • Use manual handling techniques. • Use proper PPE • Remove unwanted material from site. • Experience person shall be deployed for rebar fixing job.

Residual Risk H

M

L

L


JSA Number:




Step

Activity installation work

Hazard

4

Installation / removal of Shuttering work & de nailing using hand tools.

• Slips, trips, falls • Protruding nails • Puncturing/brushing against sharp edges of concrete • Fingers getting caught between the forms • Dust • Improper manual handling

5

Installation of form

• Slips/trip and falls

JSA Title:



M

M

Control Measures • Trained steel cutter and trained steel fixer shall be deployed for each work. • Valid inspection sticker tools and plants shall be allowed. • Restricted entry only authorized persons allowed only in steel fixing area. • General housekeeping required to prevent slip, trips and falls. • Access area to be clear from all obstructions. • Use basket while lifting the material. • Nails to be removed. • Ensure dust mask or respirator. • Allot sufficient manpower. • Correct PPEs (leather gloves, cut resistant gloves etc) to be worn. • Explain proper manual handling techniques during tool box talk. • Use mechanical means wherever practical. • Maintain good housekeeping. • Bend down all nails/protruding objects

Residual Risk H

M

L

L

L


JSA Number:




Step

6

7

8 9

Activity work and concrete walkways

Hazard • Protruding objects • Puncture tools

Use of Power tools like drilling machines, Electric Saw / Generator etc Setting of concrete using diesel concrete vibrator and hand tools

• Inappropriate operator • Trips and fall • Sharp Objects

Concrete curing with water Use of Power tools like drilling

• Slips/trip and falls • Skin/eye irritation • Inappropriate operator • Trips and fall

• Diesel spillage • Contact with cement chemicals • Fire

JSA Title:



M

M

M

M

Control Measures • Steps or ramp will be provided for access • All access and egress will be clear from material, tools and equipment • protection should be provided • Only trained/experienced person to use the power tools. • Proper PPE should be worn. • Only trained operator to use equipment • Correct PPE to be worn by masons (rubber boots with steel toe caps) as per cement MSDS • Trained fire watch to be provided. • Fire extinguishers to be kept at upwind direction nearby vibrator. • Use proper Spill Kit. • Good housekeeping maintained in working area • Do not take water from the fire water tank. • Only trained/experienced person to use the power tools. • Proper PPE should be worn.

Residual Risk H

M

L

L

L

L

L


JSA Number:




Step

Activity machines, Electric Saw / Generator etc

10

Minor Maintenance of equipment. Electrical Connection

11

Confined space entry.

Hazard • Sharp Objects

JSA Title:


• Improper manual handling • Slip/ trip and fall. • Workers struck by hammer/Pin • Injuries. • Crushing. • Caught between. • Poor lighting • Lake of Communication H • Ventilation. • Damage material

•

Oxygen deficiency


M

Control Measures

• Always follow carefully the manufacturer’s instructions. Repairs can be done only at designated area. No repair shall be done on work site. • Only trained and experienced mechanic to perform the job. • Only trained personnel shall perform this activity using proper tools. • Area to be clear of all personnel. • Drip tray shall be provided to control spillage. • All personnel working in confined space must have confined space training. • confined space procedure shall be followed. • Hole watcher is attentive all the time during confined space activity. Lighting provided in CSE to be 24V. • Easy communication between hole watcher and supervisor is established all the time. • Ensure that passage and transport rout is clear during confined space activities. Proper access/agrees should be

Residual Risk H

M

L

L

L


JSA Number:




Step

Activity

Hazard accumulation of toxic gases

JSA Title:



Control Measures •

•

•

Physical hazards

•

• •

Improper stacking of material

• •

maintained. Gas test to be done by AGT prior to entering into the confined space. A trained and qualified individual should outside the tank with the responsibility of ensuring the safety of authorized entrants (Fabricator, Fitter, Welder e.tc) through the performance pre‐entry briefing, checking and inspecting PPE, equipment and tools and performing regular monitoring in ensuring person working inside pipe remains safe for entry and occupation. A written rescue plan that has provision for conducting a timely rescue of individuals working inside the pipe (Confined Space) should be kept on site. Raising the alarm in the event of an emergency using the radio/mobile phones provided to them. Ensure effective communication systems for the entry are tested. Proper light should be provided less than 25v. All material stack proper and category wise.

Residual Risk H

M

L


JSA Number:




Step

Activity

Hazard

JSA Title:


Uncontrolled Risk H M L •

•

Unauthorized entrant

•

Lack of oxygen /oxygen/ air deficiency

• • •

12

Minor maintenance • work Connection /Disconnection and Operation of Diesel Generator set / Welding machines /ovens / Distribution boards/grinder for •

Fire / Explosion Sparks.

•

M

• • • • • • • • •

Residual Risk

Control Measures H M Rescue arrangement shall be made while working more than five meter inside large bore size. SHE&S Procedure shall be followed. Close supervision required while working inside. Execute the work under close supervision and presence of hole watcher. Proper air supply to be provided or air mover will be provided. Proper ventilation shall be there. Working crew shell be trained for confined space working. Obtain all necessary approvals prior to start the job. Standby fire extinguisher/Fire watcher. Barricade the area. SWITCH OFF DG (Diesel generator) if any emergency alarm is sounded. Switch off the engine while fueling. Fueling will be done in day time. Ensure no conflicting jobs in vicinity before start of job. DG must have inspection sticker.

L

L


JSA Number:




Step

13

14

Activity power supply purpose including repair work. Using power Extended hour/night Works (Actual works will be the same as day work)

Emergency Procedure / Response

Hazard

JSA Title:



• • • •

•

•

Inadequate lighting in and around work areas, causing shadows or poorly lit work areas that could result in unsafe acts and injuries taking place

Poor Communication

M

• • • • •

M

• • • •

Control Measures Ensure all lights are intrinsically safe and are pre‐inspected. Close supervision during activity. Only competent electrician to perform the job. Proper earthing shall be provided. Adequate lighting at work area and Access/Egress area. Emergency route to muster point to be clearly illuminated. Proper cable management Use clear safety glass for night work for good visibility. Warning Lights and sign boards. Trained Flag man for equipment movement provided with signal torch. Close supervision required while working in night shift. Educate the workforce about Emergency Procedure. All safety sign board shall be displayed properly at site. In case of any Emergency all work will be stopped, Shut down all running equipment & Machineries and reported to Muster Point

Residual Risk H

M

L

L

L


JSA Number:




Step

Activity

•

15. House keeping

•

Hazard Improper Access/ Egress

Trips and fall

JSA Title:



M

• • • • • •

•

Sharp Objects

•

• •

Equipment damage •

Control Measures Proper Access & Egress shall be available. All Workforces shall know the Muster Point location. Emergency Procedure to be followed. Emergency # 00000000 Medical # 00000000 All waste generated shall be contained and disposed off in designated waste skips. Do not store materials/equipments inside the plant area. Use Proper Personal protective equipment for handling of waste. All materials shall be removed from the site to a safe storage location immediately after the work.

Residual Risk H

M

L

L


Approved ______________________ ______________________ _________________ Signature Print Date Performing Party ______________________ ______________________ ________________ Signature Print Date


7- Civil Work

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