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Monday, August 3, 2020

JSA-Piling or Concreting for Foundations & Building

JSA-Piling or Concreting for Foundations&Building

JSA-Job Safety Analysis

1.    Job/Task Steps:

  • Mobilization of People, Equipment & Materials
  • Piling with Piling Machine
  • Lowering of Steel Cage structure & Concreting
  • Night Hours working

2.    Mobilization of equipment & Materials

A   A. Potential Hazards

  • Involvement of unskilled personnel
  • Piling machine hit with plant/equipment & structures
  • Unauthorized/un-inspected equipment/tools at site
  • Personnel injury/property damage
  • Overhead structures/pipe racks
  • Slip, Trip & Fall
  • Inclement weather condition

     B. Hazard Controls

  • Trained & skilled staff to be authorized for working
  • Ensure JSA briefing & Daily TBT to all workforce before commencing the activity
  • Use of authorized & designated routes
  • Only inspected Equipment/Tools must be allowed at the worksite
  • Use the correct & right tools/equipment for the right job/task
  • Ensure safe transportation of equipment/materials at the worksite
  • Avoid throwing of materials
  • All of the materials to be secured while its transportation to work site
  • Ensure a safe distance of piling machine from overhead structures/pipe racks
  • Water sprinkling to be conducted on regular biases to avoid severe dust problem. 
  • Take care of overhead structure/pipe racks
  • Keep access/walkways always clear from any obstruction
  • Stop work all outdoor activity/work in case of any extreme & worst weather conditions (rain, storm, fog etc.) 
  • Restrict movement of heavy vehicles/equipment in rain/fog

3.    Piling with Piling Machine

A. Potential Hazards

  • Un-Certified piling Machine & Operator,
  • Personnel hit by the movement of the piling machine,
  • Working in live areas
  • Sling broken, load drop
  • Slip, Trip & Fall
  • Inclement weather condition
  • Fire & explosion

    A. Hazard Controls

  • Pile machine & its operator should be certified
  • Banks man should be available at the site to control the movement of heavy vehicles/equipment
  • Keep away all unauthorized people during movement of heavy vehicle/equipment
  • Be careful of nearby live areas
  • Ensure Close HSE monitoring /supervision
  • Ensure appropriate & inspected accessories being utilized for drilling
  • Make sure that drilling bit is appropriately and correctly fixed with safety locking pins
  • Keep away during the drilling operation
  • the working area should properly be barricaded
  • Ensure proper stacking of all materials at the site
  • Keep access/walkways always clear from any obstruction
  • Ensure proper housekeeping of the workplace all the time
  • Halt & Stop work activities in case of any extreme & worst/bad weather conditions (rain, storm, fog etc.) 
  • Restrict movement of heavy vehicles/equipment in rain/fog
  • Ensure availability of inspected fire extinguishers at site
  • Conduct proper gas test before start job
  • Flame arrestor to be installed in all vehicles/equipment

4.    Lowering of Steel Cage structure & Concreting of Piles

A A. Potential Hazards

  • Personnel hand injury while handling with steel
  • People under a suspended load
  • Unbalancing of load
  • Miscommunication between operator & signalman
  • Improper signalling during lowering of the steel cage structure
  • Inappropriate PPE’s/Tools during concrete work
  • Skin contact with concrete or other chemicals

     B. Hazard Controls

  • Ensure the Involvement of skilled labour
  • Ensure use of proper PPE’s
  • Deliver TBT before commencing work
  • Ensure use of inspected & colour coded hand tools & rigging accessories
  • The area should be properly barricaded during lifting operations
  • Ensure proper stacking of all materials at the worksite
  • Maintain good housekeeping all the time
  • Use of appropriate PPE’s during concrete
  • Ensure use of inspected tools for the right job
  • Availability of freshwater at site
  • First aid box should be in place at the site

5.    Working at Night Shift Hours

A.    Potential Hazards

  • Poor visibility at night hours
  • Vehicles/equipment hit with people, equipment or structure
  • Slip, trip & fall

B.     Hazard Controls

  • Make sure that essential & appropriately lighting arrangement for late-night working hours/shifts
  • Careful movement of vehicles/equipment in night hours
  • Place refection tapes at hard barriers, structures
  • Banks men should wear high visibility reflection vests
  • No working should be permitted in case of in poor lighting conditions
  • Ensure proper housekeeping to avoid tripping

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JSA-Piling or Concreting for Foundations & Building

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