Application for Grant of a Pipeline Licence – Spartan

Administered by Department of Industry, Science and Resources

Legislation au C2021G00592 In force Gazette

Legislation content

 

COMMONWEALTH OF AUSTRALIA

 

Section 708

Offshore Petroleum and Greenhouse Gas Storage Act 2006

 

APPLICATION FOR GRANT OF A PIPELINE LICENCE SPARTAN

 

I, GRAEME ALBERT WATERS, the National Offshore Petroleum Titles Administrator, on behalf of the Commonwealth–Western Australia Offshore Petroleum Joint Authority hereby give notice pursuant to section 708 of the Offshore Petroleum and Greenhouse Gas Storage Act 2006 that an application has been received from

 

Santos WA Southwest Pty Limited

(ACN 050 611 688)

 

Santos (BOL) Pty Lt

(ACN 000 670 575)

 

for the grant of a pipeline licence for the conveyance of petroleum in the offshore area of Western Australia, as set out below.

 

A person may make a written submission to the Titles Administrator about this application within 30 days from the date of this notice.

 

This notice takes effect on the day in which it appears in the

Australian Government Gazette.

 

Made under the Offshore Petroleum and Greenhouse Gas Storage Act 2006

of the Commonwealth of Australia.

 

GRAEME ALBERT WATERS

TITLES ADMINISTRATOR

ON BEHALF OF THE COMMONWEALTH-WESTERN AUSTRALIA

OFFSHORE PETROLEUM JOINT AUTHORITY

 

 

 

 

 

 

 

 


ROUTE OF THE PIPELINE

 

The pipeline route is described in the table hereunder and displaced in the attached map (Attachment A), commencing at the diverless connector on the gooseneck assembly downstream of the Spartan XT hub to the upstream flange on end of flexible at interface to topside shut down flange on the John Brookes Platform.

 

Feature ID

Feature Name

KP

Easting

(mE)

Northing

(mN)

Bend

Radius

1

Diverless connector on the gooseneck assembly downstream of the Spartan XT hub

 

317 337.26

7 728 381.00

 

2

TP1A

0.023

317 312.17

7 728 381.00

 

3

IP1

 

317 291.31

7 728 381.00

50.00

4

TP1B

0.063

317 276.64

7 728 395.82

 

5

TP2A

3.859

314 605.87

7 731 093.11

 

6

IP2

 

314 526.03

7 731 173.75

1000.00

7

TP2B

4.085

314 430.15

7 731 234.44

 

8

TP3A

13.841

306 186.38

7 736 453.01

 

9

IP3

 

306 010.15

7 736 564.57

1130.00

10

TP3B

14.254

305 885.36

7 736 731.68

 

11

TP4A

14.943

305 472.80

7 737 284.16

 

12

IP4

 

305 186.66

7 737 667.36

1200.00

13

TP4B

15.853

304 715.38

7 737 748.69

 

14

Upstream flange on end of flexible at interface to topside shut down flange on the John Brookes Platform

 

303 895.34

7 737 890.25

 

 

Coordinates are based on the GDA94 Geodetic datum, MGA Zone 50


SPECIFICATIONS

 

Design and Construction

 

The offshore pipeline will be designed and constructed in accordance with the following design codes and standards:

 

Document Number

Title

API 17J

Specification for Unbonded Flexible Pipe

API RP 17B

Recommended Practice for Flexible Pipe

API 17N

Recommended Practise for Subsea Production System Reliability, Technical Risk & Integrity Management

API Spec 17L1

Specification for Flexible Pipe Ancillary Equipment

API RP 17L2

Recommended practice for flexible pipe ancillary equipment

API Technical Report 17TR1

Evaluation Standard for Internal Pressure Sheath Polymers for High Temperature Flexible Pipes

API Technical Report 17TR2

The Ageing of PA-12 in Flexible Pipes

API Specification 6A

Specification for Wellhead and Christmas Tree Equipment

DNVGL-RP-B401

Cathodic Protection Design

DNVGL-RP-F103

Cathodic Protection of Submarine Pipelines by Galvanic Anodes

DNVGL-RP-F109

On-Bottom Stability Design of Submarine Pipelines

EN 10204

Metallic Products-Type of Inspection Documents

DNVGL-RP-F112

Design of duplex stainless-steel subsea equipment exposed to cathodic protection

DNVGL-RP-O501

Managing sand protection and erosion

 

Basis of Design

 

The pipeline design is based on the following parameters:

 

Item

Item Description

Details

1

Outside diameter of pipe and riser

 

XT Connector (Gooseneck Pipe): 7.38” (187.5 mm)

HOT Section: 263.92 mm

MID/COLD Sections: 264.51 mm

2

Wall thickness of pipe inclusive of riser (only for carbon steel)

XT Connector: Gooseneck Pipe 1” (25.4 mm)

Internal Cladding Inconel 625, 0.125” (3.2 mm) min thickness

HOT Section: 30.36 mm

MID/COLD Sections: 30.66 mm

3

Length

16.7 km (approximate)

4

Design life

20 years (approximate)

5

Pipeline Material

Flexible steel

6

Pipeline and Riser Steel Grade

XT ConnectorGooseneck Pipe: Steel API 5L X70

HOT/MID/COLD Section Carcass Material: Duplex Stainless Steel

7

Pipeline Specification

 

 

XT Connector – Gooseneck Pipe: API 5L X70

HOT/MID/COLD Sections: Duplex Stainless Steel carcass

8

Minimum yield strength of pipe steel

XT Connector – Gooseneck Pipe: 70 ksi

HOT/MID/COLD Section: N/A

9

Maximum Allowable Operating Pressure

22.5 MPa

10

Design Capacity

102 MMscf/d

11

Minimum/ Maximum Design Temperature

XT Connector

(Gooseneck & Connector)

HOT Section

MID Section

COLD Section

Min: -18 °C

Min: -18 °C

Min: -18 °C

Min: -18 °C

Max: 121 °C

Max: 120 °C

Max: 80 °C

Max: 60 °C

12

Operating Temperature

Maximum: 115 °C

Minimum: 0 °C

13

Characteristics of substance proposed to be conveyed

The production fluid is a combination of gas, condensate and water.

13

General plans and descriptions of pump stations, tank stations or valve stations and their equipment

N/A

14

General plans and description of pigging facilities

N/A

15

Cathodic protection

Cathodic protection at XT Connector provided by XT. Bracelet anodes at each midline connection and end connections.

16

Stabilisation

Concrete stabilisation mattresses

Attachment A

Overview

The Offshore Petroleum and Greenhouse Gas Storage Act 2006 was enacted by the Parliament of Australia to establish a legislative framework for the regulation of offshore petroleum and greenhouse gas storage activities within Australia's jurisdiction. This Act was introduced to address the need for comprehensive regulation to ensure the sustainable and environmentally responsible exploration, production, and storage of offshore petroleum resources, alongside the safe storage of greenhouse gases. The Act aims to provide a robust legal structure to manage the environmental, economic, and social impacts of these activities, ensuring they are conducted in a manner that protects the marine environment and aligns with national energy and climate policies. The enactment of this Act represents a significant step towards managing Australia's offshore energy resources effectively and sustainably. The National Offshore Petroleum Titles Administrator, acting on behalf of the Commonwealth-Western Australia Offshore Petroleum Joint Authority, has announced that an application for a pipeline licence has been received from Santos WA Southwest Pty Limited and Santos (BOL) Pty Ltd. This application pertains to the conveyance of petroleum in the offshore area of Western Australia. The public is invited to submit written submissions regarding this application within 30 days from the date of the notice, which was published in the Australian Government Gazette. This process is conducted in accordance with the provisions of the Offshore Petroleum and Greenhouse Gas Storage Act 2006, ensuring transparency and public participation in decisions that affect offshore petroleum activities.

Scope and Application

The Offshore Petroleum and Greenhouse Gas Storage Act 2006, as referenced in the notice regarding the application for a pipeline licence by Santos WA Southwest Pty Limited and Santos (BOL) Pty Ltd, applies to entities engaged in offshore petroleum activities and the conveyance of petroleum in offshore areas. This includes the specific application for a pipeline licence, which pertains to the transportation of petroleum in the offshore area of Western Australia. The Act is a Commonwealth legislation, thus it has a national jurisdictional reach within Australia, but in this case, it specifically pertains to offshore activities in Western Australia. The application for a pipeline licence under this Act is subject to public scrutiny, allowing interested parties to make written submissions within a specified period. The legislation does not explicitly mention exclusions or thresholds in the notice but implies adherence to stringent design, construction, and operational standards to ensure safety and environmental protection. The application and any subsequent licencing would be subject to compliance with the Act and its regulations, which may include additional requirements set forth in subordinate instruments.

Key Provisions

The key operative sections of the Offshore Petroleum and Greenhouse Gas Storage Act 2006 pertain to the application for the grant of a pipeline licence, which is described in Section 708 (1). This section allows the National Offshore Petroleum Titles Administrator to notify the public of the receipt of an application for a pipeline licence. The notice provides details of the applicant, the purpose of the pipeline, and the specific route and technical specifications of the pipeline. In this case, the application is for a pipeline licence for the conveyance of petroleum in the offshore area of Western Australia by Santos WA Southwest Pty Limited and Santos (BOL) Pty Ltd. The obligations imposed by the Act on the parties and entities it governs include the submission of a detailed application for the pipeline licence. This application must include precise details of the pipeline's route, design, construction, and operational specifications, as outlined in the notice. The applicants must ensure that the pipeline is designed and constructed in accordance with the specified design codes and standards, such as API 17J, API RP 17B, and others listed in the notice. Additionally, the pipeline must be constructed with materials and specifications that meet the stringent requirements set forth, such as the use of flexible steel and duplex stainless steel. In terms of consequences for breach, the Act does not explicitly outline specific offences or penalties in the provided notice. However, failure to comply with the regulations and standards set forth by the Act could result in legal action, including civil or criminal penalties, as determined by the relevant authorities. The maximum penalties for breaches of environmental or safety regulations can vary widely but often include substantial fines and, in severe cases, imprisonment. Compliance with the Act is crucial to avoid any legal repercussions and to ensure the safe and environmentally responsible operation of the pipeline.

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Sourced from the Federal Register of Legislation at 26 August 2026. For the latest information on Australian Government law please go to https://www.legislation.gov.au.