JOB HAZARD ANALYSIS Laying of 25mm Dia. AGL Duct in Existing Construction

JOB HAZARD ANALYSIS Laying of 25mm Dia. AGL Duct in Existing Construction

The responsible person is to ensure the control measures below are in place before the activity is carried out

  TASK: Laying of 25mm Diameter AGL Duct in Existing Construction    Date:04 July 2007
NoACTIVITYHAZARDRISKCONTROL MEASURES TO MINIMISE / ELIMINATE RISKRESPONSIBLE PERSON
1Service location surveyManual handling operations (MHO’s)Work related upper limb disorders. Musculoskeletal injuries. Cuts, abrasions. Foot / toe injuries, eye injuriesMaximum use of equipment to reduce need for MHO’s MHO Training prior to any work being carried out (Toolbox talk attached) ,This training is to be documented
Wearing of gloves Wearing of safety shoes Wearing of safety glasses
 
  Extreme heatDehydration, heat exhaustion. Heat strokeReady supply of cold water and Oral rehydration products ie Salt & Dextrose tablets. No work to be conducted under the sun between 12:00 & 15:00 (July & August only) 
2Sawcut ChaseUse of hand toolsCuts, abrasions, broken bones, eye injuriesSupervisor to inspect hand tools prior to commencement of works to ensure tools are in good condition. Site minimum PPE to be worn at all times 
  Manual handling operations (MHO’s)Work related upper limb disorders. Musculoskeletal injuries. Cuts, abrasions. Foot / toe injuries, eye injuriesMaximum use of equipment to reduce need for MHO’s MHO Training prior to any work being carried out (Toolbox talk attached) This training is to be documented
Wearing of gloves Wearing of safety shoes Wearing of safety glasses
 
  DustPoor visibility, respiratory  Injuries Dust explosionAn effective Dust suppression programme will be in place prior to the works commencing, and thereafter as necessary to suppress the dust sufficiently. In the event that the dust suppression programme fails operatives will be issued suitable RPE. In the event the dust causes restricted vision, operatives will be removed from the excavation. 
  Extreme heatDehydration, heat exhaustion. Heat strokeReady supply of cold water and Oral rehydration products ie Salt & Dextrose tablets. No work to be conducted under the sun between 12:00 & 15:00 (July & August only). In the event that natural airflow is restricted, industrial air movers will be employed. No worker shall work within the excavation for longer than 40 minutes without a ten minute break in a shaded area which will be provided for this purpose. 
  Contact with underground servicesExplosion or asphyxia. Loss of airport servicesA full and comprehensive services survey will be conducted prior to the works commencing. All (services relevant) information will be obtained from the client prior to works commencing. Work near to known buried services will be conducted by hand. Staff will be briefed on how to recognise the possible buried services that may be encountered. 
  NoiseDeafness, CEMP violationNoise monitoring will be conducted to measure noise as required by the CEMP. Proactive measures will be taken to reduce noise SFAIRP. Hearing protection will be available on request to all exposed staff should the TWA Noise level reach 80dBa. Hearing protection will be mandatory if the TWA background noise reaches 85dBa. 
  Unplanned vehicle movementsPlant on plant incidents. Pedestrian injuriesA strict Plant / Vehicle and operative / pedestrian separation regime will be enforced. 
  Gas (H2S, Methane etc)Explosion or asphyxiaToxic, flammable gas / Oxygen /  CO2  tests to be conducted prior to any trench entry using an approved, certified & calibrated gas monitoring device. Monitor to remain in position when excavation is occupied. 
  Lack of oxygenAsphyxiationContinuous monitoring, forced Air movement if necessary 
3Grouting of PipesISOLA N-S Grouting materialCOSHH related injuriesCOSHH Assessment will be conducted on the filling material prior to its use and the findings will be implemented prior to any such use. 
4Laying of Polythene sheetManual HandlingWork related upper limb disorders. Musculoskeletal injuries. Cuts etcMaximum use of equipment to reduce need for MHO’s MHO Training prior to any work being carried out, this training is to be documented Wearing of gloves Wearing of safety shoes 
5Sealing of GrooveUse of Nitoseal 290COSHH related injuriesCOSHH Assessment will be conducted on the filling material prior to its use and the findings will be implemented prior to any such use. 
This JHA was prepared by:- This JHA was authorised by:-
 
Gamal Elsalawi ESH Manager OAJ-JV   Date:- 04 July 2007Ravindra Raju Technical Manager OAJ-JV   Date:- 04 July 2007
  TASK:__________________________________________________________________    Date: ___________________
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All Employees are to sign below in recognition and understanding of this JHA content

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