Prepare and plan for pigging gas transmission pipelines

1. Work health and safety (WHS)/occupational health and safety (OHS) workplace procedures and environmental measures for the site are identified, obtained and applied

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Work schedule, drawings, plans, job requirements and workplace procedures for the work are obtained and communicated to relevant person/s in accordance with workplace procedures

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WHS/OHS, environmental and sustainable energy policies and procedures are obtained, applied and communicated to relevant person/s

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Work is prioritised and sequenced for completion within acceptable timeframes following consultation with others in accordance with workplace procedures

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Hazards are identified, WHS/OHS risks are assessed and control measures prioritised, implemented and monitored in accordance with workplace procedures

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Responsibilities under the relevant work permit/notification are obtained and confirmed with relevant person/s to access, isolate/de-energise systems and perform the work in accordance with regulatory requirements and workplace procedures

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Person/s, equipment, tools and personal protective equipment (PPE) required for the job are identified, scheduled, obtained and checked for correct operation and safety in accordance with workplace procedures

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Responsibilities for first aid and other emergency incidents at the work site are checked and confirmed with relevant person/s in accordance with workplace procedures

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Communication issues with relevant stakeholders are resolved and work coordinated in accordance with work schedule and workplace procedures

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Site preparation, safety plan and work schedule are confirmed in accordance with workplace procedures

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Site, PIG, PIG trap, station and pipeline are prepared to minimise risk and damage to property, commerce and individuals in accordance with workplace procedures

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Person/s participating in the work, including plant operators and contractors, are briefed and responsibilities confirmed in accordance with workplace procedures

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Signage, barriers and warning devices are positioned in accordance with job requirements, workplace procedures and traffic management plan

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Launch and recover gastransmission pipeline PIGs

1. WHS/OHS risk control measures, schedule of work and workplace procedures for carrying out the work are followed

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Materials, tools, equipment and measuring devices required for the work are selected and used correctly and safely in accordance with manufacturer instructions

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Hazardous activities are performed safely in accordance with workplace procedures, codes and regulatory requirements

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Gas transmission pipeline PIG is launched, tracked and recovered in accordance with work schedule and workplace procedures

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Work is carried out to industry standards without waste of materials or damage to apparatus, circuits, and the surrounding environment or services using sustainable energy principles

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Hazards and WHS/OHS risks are assessed and incidents reported to the authorised person/s for directions in accordance with workplace procedures

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Data/results from transmission pipeline pigging operations is gathered/retrieved and analysed to determine internal pipeline conditions in accordance with workplace procedures

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Testing and inspecting of the pipeline and pigging equipment is conducted in accordance with job requirements and workplace procedures

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Unplanned events and non-routine problems are referred to authorised person/s for direction in accordance with workplace procedures

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Fault-finding and troubleshooting techniques are applied to problems encountered with the PIG launch and recovery in accordance with requirements and workplace procedures

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Quality and safety checks of the work are undertaken in accordance with industry standards and workplace procedures

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Re-establish transmission pipeline to operational condition, complete work and relevant documentation

1. WHS/OHS risk control measures and workplace procedures for completing the work are followed

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Retrieved PIG is inspected to determine the wear sustained to the PIG material and anomalies reported in accordance with workplace procedures

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Accidents and injuries are reported in accordance with requirements and workplace procedures

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Waste materials are safely disposed of and work site is rehabilitated, cleaned up and made safe in accordance with workplace procedures

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Tools, equipment and any surplus resources and materials are cleaned, checked and securely stored in accordance with workplace procedures

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Appropriate person/s are notified of work completion in accordance with workplace procedures

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Relevant work permit/s are signed off and pipeline returned to service in accordance with regulatory requirements and workplace procedures

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Data is recorded and work completion records, reports, as modified drawings and documentation are completed, processed and appropriate person/s notified in accordance with workplace procedures

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