COMMONWEALTH OF AUSTRALIA
Section 708
Offshore Petroleum and Greenhouse Gas Storage Act 2006
APPLICATION FOR GRANT OF A PIPELINE LICENCE
I, JOANNE JENNIFER BELL, Delegate of 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
Woodside Energy Ltd.
(ABN 63 005 482 986)
BHP Billiton Petroleum (North West Shelf) Pty. Ltd.
(ABN 41 004 514 489)
BP Developments Australia Pty. Ltd.
(ABN 54 081 102 856)
Chevron Australia Pty Ltd
(ABN 29 086 197 757)
Japan Australia LNG (MIMI) Pty Ltd
(ABN 18 006 303 180)
Shell Australia Pty Ltd
(ABN 14 009 663 576)
for the grant of a petroleum pipeline licence within the offshore area of Western Australia, to construct and operate a system of pipes, as set out below.
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.
JOANNE JENNIFER BELL
DELEGATE OF THE 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 1), commencing at the LPA1 PLET to the GWA2 platform. Coordinates are based on Geodetic Datum of Australia (GDA94).
| Feature ID | Feature Name | KP | Easting (mE) | Northing (mN) |
| 1 | | 0 | 359 484.50 | 7 806 936.00 |
| 2 | TP1A | 1.2 | 360 530.30 | 7 807 525.00 |
| 3 | IP1 | | 360 616.70 | 7 807574.00 |
| 4 | TP1B | 1.398 | 360 693.90 | 7 807 636.00 |
| 5 | TP2A | 2.53 | 361 576.30 | 7 808 345.00 |
| 6 | IP2 | | 361 637.60 | 7 808 394.00 |
| 7 | TP2B | 2.687 | 361 704.80 | 7 808 435.00 |
| 8 | TP3A | 3.72 | 362 587.10 | 7 808 972.00 |
| 9 | IP3 | | 362 652.00 | 7 809 011.00 |
| 10 | TP3B | 3.872 | 362 721.50 | 7 809 042.00 |
| 11 | TP4A | 4.672 | 363 452.00 | 7 809 368.00 |
| 12 | IP4 | | 363 538.20 | 7 809 407.00 |
| 13 | TP4B | 4.86 | 363 617.40 | 7 809 458.00 |
| 14 | TP5A | | 364 688.80 | 7 810 156.00 |
| 15 | IP ZRB 1 | 6.138 | 364 688.80 | 7 810 156.00 |
| 16 | IP ZRB 2 | 7.418 | 365 873.10 | 7 810 642.00 |
| 17 | IP ZRB 3 | 8.818 | 367 056.40 | 7 811 390.00 |
| 18 | IP ZRB 4 | 9.918 | 368 074.10 | 7 811 807.00 |
| 19 | IP ZRB 5 | 10.968 | 368 951.60 | 7 812 384.00 |
| 20 | | 12.018 | 369 919.50 | 7 812 791.00 |
| 21 | | 13.42 | 371 084.30 | 7 813 571.00 |
| 22 | IP ZRB 8 | 14.907 | 372 148.60 | 7 814 609.00 |
| 23 | IP ZRB 9 | 16.207 | 373 247.40 | 7 815 304.00 |
| 24 | IP ZRB 10 | 17.207 | 373 976.30 | 7 815 989.00 |
| 25 | IP ZRB 11 | 18.307 | 374 635.10 | 7 816 870.00 |
| 26 | IP ZRB 12 | 19.419 | 375 136.40 | 7 817 862.00 |
| 27 | IP ZRB 13 | 20.653 | 375 492.70 | 7 819 043.00 |
| 28 | IP ZRB 14 | 21.653 | 375 974.30 | 7 819 920.00 |
| 29 | IP ZRB 15 | 22.653 | 376 614.20 | 7 820 688.00 |
| 30 | IP ZRB 16 | 23.853 | 377 544.00 | 7 821 447.00 |
| 31 | IP ZRB 17 | 25.842 | 379 287.10 | 7 822 406.00 |
| 32 | IP ZRB 18 | 27.838 | 381 177.20 | 7 823 046.00 |
| 33 | IP ZRB 19 | 29.383 | 382 922.80 | 7 824 022.00 |
| 34 | IP ZRB 20 | 31.838 | 384 466.90 | 7 825 293.00 |
| 35 | IP ZRB 21 | 33.838 | 386 208.30 | 7 826 277.00 |
| | | 35.338 | 387 625.70 | 7 826 767.00 |
SPECIFICATIONS
Basis of Design
The pipeline design is based on the following parameters:
| Item | Item Description | Details |
| 1 | Design and Construction | |
| 2 | Outside diameter of pipe | KP9.2 - 35.4: 396.8 mm |
| 3 | Wall thickness of pipe (carbon steel) | KP0.0 - 9.2: 25.4 mm KP9.2 - 35.4: 20.6 mm |
| 4 | Minimum Clad Thickness | 3.0 mm |
| 5 | Length | 35.4 km (approximate) |
| 6 | Design life | 25 years (approximate) |
| 7 | Pipeline Material | Production Flowline: Metallurgically Clad CRA Linepipe Manifold Tie-in spools and 10” PLET/ILTA Piping: Metallurgically Clad CRA Linepipe Platform Tie-in Spools and 16” PLET/ILTA Piping: Metallurgically Clad CRA Linepipe |
| 8 | Pipeline Grade | DNV-OS-F101 Production Flowline: Grade 415 (X60) Manifold Tie-in spools and 10” PLET/ILTA Piping: Grade 450 (X65) Platform Tie-in Spools and 16” PLET/ILTA Piping: Grade 450 (X65) |
| 9 | Maximum Allowable Operating Pressure | 30.0 MPa(a) |
| 10 | Design Capacity | Upstream of and including ILTAs: 14.8 KT/d Downstream of ILTAs, Upstream of GWA PLET: 21.6 KT/d Downstream of GWA PLET: 21.6 KT/d |
| 11 | Maximum Design Temperature | Upstream of and including ILTAs: 119°C Downstream of ILTAs, Upstream of GWA PLET: 119°C Downstream of GWA PLET: 110°C |
| 12 | Minimum Design Temperature | Upstream of and including ILTAs: -22°C Downstream of ILTAs, Upstream of GWA PLET: -17°C Downstream of GWA PLET: -10°C |
| 13 | Characteristics of substance proposed to be conveyed | Commingled petroleum (wet gas, ranging 80-87% methane) from LPA, SRA, KDA and DOA. |
| 14 | Hydrate Management Strategy | |
| 15 | Cathodic Protection | |
| 16 | General plans and descriptions of pump stations, tank stations or valve stations and their equipment | |
| 17 | General plans and description of pigging facilities | No design requirement for maintenance pigging of production flowlines, but flowline is piggable from LPA PLET to MCS if required. |