Variation of Pipeline Licence VIC/PL21 (Perch to 3nm Pipeline)

COMMONWEALTH OF AUSTRALIA

Sections 226, 264 and 708

Offshore Petroleum and Greenhouse Gas Storage Act 2006

VARIATION OF PIPELINE LICENCE VIC/PL21

(PERCH TO 3NM)

I, GRAEME ALBERT WATERS, the National Offshore Petroleum Titles Administrator, on behalf of the Commonwealth–Victoria Offshore Petroleum Joint Authority hereby vary Pipeline Licence VIC/PL21, dated 31 August 1989 (the Licence), for which:

Esso Australia Resources Pty Ltd

(ABN 62 091 829 819)

BHP Billiton (Bass Strait) Pty. Ltd.

(ABN 29 004 228 004)

are the registered titleholders, as set out below.

The variation takes effect on the day on which a notice of the variation is published in the Commonwealth 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–VICTORIA
OFFSHORE PETROLEUM JOINT AUTHORITY

1. The text of the Grant of Pipeline Licence on Page 1 is varied by:

a)        deleting the words:

“for a term from 31 August 1989 to 13 June 2010 a licence to construct and operate a pipeline for the conveyance of liquid hydrocarbons along the route described in the First Schedule hereto.

This licence is subject to the provisions of the Act, the regulations from time to time made thereunder and all applicable direction given by the Designated Authority under the Act.

The pipeline shall be constructed and operated in accordance with the specifications and conditions set out in the Second Schedule hereto.”

and replacing with:

“the grant of Pipeline Licence VIC/PL21, in the offshore area of Victoria, subject to:

a)     the conditions set out in this licence;

b)     the provisions of the Act; and

c)      the provisions of the Regulations;

to construct and operate a pipeline for the conveyance of petroleum, of the design, size, and capacity specified herein, along the route specified herein, in relation to the seabed specified herein, and to operate the pumping stations, tank stations, and valve stations specified in the positions herein, to have effect from and including the 31st day of August 1989.

The licensee shall at all times comply with the provisions of the Act and Regulations (amended from time to time).”

2.      The ‘INTERPRETATION’ on Page 1 of the Licence is varied by deleting the current text under the heading ‘INTERPRETATION’

and

substituting under the heading the following:

“In this document:

“the Act” means the Offshore Petroleum and Greenhouse Gas Storage Act 2006 and includes any Act with which that Act is incorporated and words used in this document have the same respective meanings as in the Act; and

“the Regulations” means regulations made under the Act.

“Pipeline” has the meaning given in the Act.”

3.      The ‘FIRST SCHEDULE’ of the Licence is varied by deleting the current text below the heading ‘FIRST SCHEDULE,’ ‘ROUTE OF PIPELINE’

and

substituting under the heading the following:

“The route of the pipeline is described in the table below, and displayed in the map below, commencing at the flange immediately downstream of the Last Valve Off (LVO) on the Perch platform before proceeding through two major deflections, and commencing at the flange immediately downstream of the Last Valve Off (LVO) on the Dolphin platform before proceeding to the Dolphin tee connection, followed by a straight line with minor deflections to a point which intersects the boundary of Commonwealth offshore waters at the 3 nautical mile limit at or about Easting 522271.50 m and Northing 5749838.54.

Coordinates are based on Geodetic Datum of Australia (GDA94).

Coordinate set above is based on GDA94 / MGA Zone 55, survey of pipeline centreline.”

4.      The ‘SECOND SCHEDULE’ of the Licence is varied by:

a)      deleting the current text under ‘SPECIFICATION,’ Section (A) Design

and

substituting under the heading ‘SPECIFICATION,’ Section (A) Design the following:

“ The pipeline design is based on the following parameters –

(i)     one 300 mm nominal diameter pipeline for the conveyance of liquid hydrocarbons;

(ii)     a flow rate of 3800 sm3/d (0.024 MMbbl/d) of liquid hydrocarbons;

(iii)  a maximum internal design pressure of 15,310 kPag;

(iv)   a design temperature of 65.5⁰C;

(v)     a specific gravity of 2.5 for the 323.9 mm x 22.2 mm pipeline (including contents);

(vi)   a maximum water depth during pipelaying of 42m;

(vii) a pipeline length of approximately 26.0 km.”

b)     deleting the following text under ‘SPECIFICATION,’ Section (B) Materials of Construction

“The materials used in the pipeline shall conform to the following specifications.”

c)      deleting ‘SPECIFICATION,’ Section (B) Materials of Construction, subsection (ii) Valves and Fittings

d)     deleting the current text under the heading ‘SPECIFICATION,’ Section (B) Materials of Construction, subsection (iii) Protective Coating

and

substituting under the heading ‘SPECIFICATION,’ Section (B) Materials of Construction, subsection (iii) Protective Coating

“The line pipe shall be protected by a coating of Taubmans HD3005 Fusion Bonded Epoxy 400-500 Microns thick, and in accordance with the Esso Australia Limited Protective Coatings Specifications accompanying the pipeline licence application.

Protection of the riser pipework by an epoxy coating shall be in accordance with the Coating Specification No. 4.3 Protective Coatings for Onshore Plants, Offshore Platforms and other Marine Structures.

In accordance with Esso specifications, the section of riser that is above the caisson is coated with CBS inorganic.

In the splash zones, the risers are wrapped in a carbon steel, a Monel and a heat shrink sleeve. Below the splash zone, the riser is coated with an UHB epoxy. Below the caisson, the riser is coated with ‘rock guard’ in accordance with Esso requirements.”

e)      amending the numbering of ‘SPECIFICATION,’ Section (B) Materials of Construction, subsection (iii) Protective Coating to be:

“(ii) Protective Coating”

f)       deleting ‘SPECIFICATION,’ Section (C) Connections to Pipeline

g)     amending the numbering of ‘SPECIFICATION,’ Section (D) Cathodic Protection to be:

“(C) Cathodic Protection”

h)     deleting ‘SPECIFICATION,’ Section (E) Pressure Control

i)       deleting ‘SPECIFICATION,’ Section (F) Pressure Test

j)       deleting all Part II Further Conditions, Sections (A) to (F).