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Gorgon Gas Development and Jansz Feed Gas Pipeline · PDF file 2018-02-27 · CO2 Seismic Baseline Survey Program The CO2 Seismic Baseline Survey Program as described in the CO2 Seismic

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Text of Gorgon Gas Development and Jansz Feed Gas Pipeline · PDF file 2018-02-27 · CO2...

  • © Chevron Australia Pty Ltd

    Document No: G1-NT-PLNX0000294 Revision: 3

    Revision Date: 15 April 2014 Copy No:

    IP Security: Public

    Gorgon Gas Development and Jansz Feed Gas Pipeline: Terrestrial and Subterranean Environment Protection Plan

    Gorgon Gas Development and Jansz Feed Gas Pipeline: Terrestrial and Subterranean Environment Protection Plan

  • Document No: G1-NT-PLNX0000294 Gorgon Gas Development and Jansz Feed Gas Pipeline: Revision Date: 15 April 2014 Terrestrial and Subterranean Environment Protection PlanRevision: 3

    © Chevron Australia Pty Ltd Public Page 1 Printed Date: 11 August 2014 Uncontrolled when Printed

    Table of Contents Terminology, Definitions and Abbreviations ............................................................................................ 4 

    1.0  Introduction ...................................................................................................................................... 12 

    1.1  Proponent ................................................................................................................................ 12 

    1.2  Project ..................................................................................................................................... 12 

    1.3  Location ................................................................................................................................... 12 

    1.4  Approvals ................................................................................................................................ 15 

    1.5  Purpose of this Plan ................................................................................................................ 16 

    1.5.1  Legislative Requirements ........................................................................................ 16 

    1.5.2  Objectives ................................................................................................................ 17 

    1.5.3  Scope ....................................................................................................................... 17 

    1.5.4  Requirements .......................................................................................................... 17 

    1.5.5  Hierarchy of Documentation .................................................................................... 20 

    1.5.6  Stakeholder Consultation ......................................................................................... 24 

    1.5.7  Public Availability ..................................................................................................... 24 

    2.0  Relevant Facilities and Activities .................................................................................................. 26 

    2.1  Terrestrial Facilities ................................................................................................................. 26 

    2.1.1  Overview .................................................................................................................. 26 

    2.1.2  Gas Treatment Plant ................................................................................................ 26 

    2.1.3  Carbon Dioxide Injection System ............................................................................ 27 

    2.1.4  Associated Terrestrial Infrastructure ........................................................................ 27 

    2.1.5  Areas Impacted for Seismic Data Acquisition.......................................................... 28 

    2.1.6  Onshore Feed Gas Pipeline System and Terrestrial Component of the Shore Crossing (Gorgon and Jansz) .................................................................................. 28 

    2.2  Activities .................................................................................................................................. 31 

    3.0  Risk Assessment ............................................................................................................................. 32 

    3.1  Overview ................................................................................................................................. 32 

    3.2  Methodology ............................................................................................................................ 32 

    3.3  Outcomes ................................................................................................................................ 33 

    3.4  Terrestrial Disturbance Footprint ............................................................................................ 45 

    4.0  Management of Impacts ................................................................................................................. 45 

    4.1  Overview ................................................................................................................................. 45 

    4.2  Solid and Liquid Waste Disposal (including Wastewater Discharge) ..................................... 46 

    4.3  Surface Water Management ................................................................................................... 46 

    4.3.1  Environmental Design Objectives ............................................................................ 46 

    4.3.2  Stormwater and Surface Run-off System Overview ................................................ 47 

    4.3.3  Management Measures to Minimise Environmental Impacts .................................. 48 

    4.3.4  Closed Drains .......................................................................................................... 53 

    4.4  Leaks or Spills ......................................................................................................................... 53 

  • Gorgon Gas Development and Jansz Feed Gas Pipeline: Document No.: G1-NT-PLNX0000294

    Terrestrial and Subterranean Environment Protection Plan Revision Date: 15 April 2014 Revision: 3

    Page 2 Public © Chevron Australia Pty Ltd Uncontrolled when Printed Printed Date: 11 August 2014

    4.5  Clearing and Earthworks ......................................................................................................... 54 

    4.6  Fire .......................................................................................................................................... 54 

    4.7  Physical Interaction (including Vehicle Movements) ............................................................... 54 

    4.8  Light ......................................................................................................................................... 54 

    4.9  Noise and Vibration ................................................................................................................. 55 

    4.10  Seawater Application .............................................................................................................. 55 

    4.11  Management Triggers ............................................................................................................. 56 

    5.0  Objectives, Performance Standards, and Relevant Documentation .......................................... 57 

    5.1  Overview ................................................................................................................................. 57 

    5.2  Objectives................................................................................................................................ 57 

    5.3  Performance Standards .......................................................................................................... 57 

    5.4  Relevant Documentation ......................................................................................................... 57 

    6.0  Implementation ................................................................................................................................ 59 

    6.1  Environmental Management Documentation .......................................................................... 59 

    6.1.1  Overview .................................................................................................................. 59 

    6.1.2  Chevron ABU OE Documentation ........................................................................... 59 

    6.1.3  Gorgon Gas Development and Jansz Feed Gas Pipeline Documentation ............. 60 

    6.2  Training and Inductions ........................................................................................................... 61 

    7.0  Auditing, Reporting, and Review ................................................................................................... 61 

    7.1  Auditing ................................................................................................................................... 61 

    7.1.1  Internal Auditing ....................................................................................................... 61 

    7.1.2  External Auditing ...................................................................................................... 62 

    7.2  Reporting ................................................................................................................................. 62 

    7.2.1  Compliance Reporting .............................................................