Variation of Pipeline Licence VIC/PL25 (Whiting to Snapper Pipeline)

COMMONWEALTH OF AUSTRALIA

Sections 226, 264 and 708

Offshore Petroleum and Greenhouse Gas Storage Act 2006

VARIATION OF PIPELINE LICENCE VIC/PL25

(WHITING TO SNAPPER)

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/PL25, dated 30 August 1996 (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 Renewal of Pipeline Licence on Page 1 is varied by:

a)        deleting the words:

“and subject to the conditions set out hereunder, grant to:”

b)        deleting the words:

“the renewal of Pipeline Licence VIC/PL25, to have effect for a period of twenty-one years from and including the 30th day of August 1996.”

and replacing with:

“The renewal of Pipeline Licence VIC/PL25, 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 30th day of August 1996.

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 2 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 Whiting platform and terminating at the first flange upstream of the First Valve On (FVO) on the Snapper platform.

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 200 mm nominal diameter pipeline for the conveyance of gaseous and liquid hydrocarbons;

(ii)      a flow rate of 3500 sm3/d (0.022 MMbbl/d) of liquid hydrocarbons;

(iii)    a maximum internal design pressure of 21,000 kPag;

(iv)    a design temperature of 60⁰C;

(v)      a specific gravity of 3.2 for the 219.1 mm x 25.4 mm pipeline (including contents);

(vi)    a pipeline length of approximately 14.6 km;

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

“The materials used in any repair, addition or alteration to the pipeline shall conform to the following specifications.”

c)      deleting the current text under ‘SPECIFICATION,’ Section (B) Materials of Construction, subsection (i) Steel Pipe

and

substituting under the heading ‘SPECIFICATION,’ Section (B) Materials of Construction, subsection (i) Steel Pipe

“The line pipe shall be in accordance with the requirements of the American Petroleum Institute Specification – API Sec 5L, 36th Edition for Grade B seamless pipe and Esso Australia Limited supplemental pipe specification accompanying the pipeline licence application, and except for the riser pipework, the pipeline shall have the dimensions 219.1 mm O.D. with 25.4 mm W.T.

The said riser pipework shall be API Spec. 5LX, Grade X-60 seamless pipe and have the dimensions 219.1 mm O.D. and 18.3 mm W.T.

The connection of the said riser pipework to the line pipe shall be made by flexible jumpers as detailed in the specifications accompanying the pipeline licence application.

The flexible jumpers are fabricated from composite material manufactured by Coflexip and have a Nylon-11 pressure containing sheath.”

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

e)      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 HD 3005 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 the splash zones, the risers are wrapped in a 10 mm carbon steel sleeve and a 4.75 mm Monel sheath.”

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

“(ii) Protective Coating”

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

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

“(C) Cathodic Protection”

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

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