Clough Limited ABN 59 008 678 813 Page 1 of 2
ASX/MEDIA RELEASE
09 December 2009
CBI Clough JV PNG LNG Gas Plant Contract Approved
Engineering and construction company Clough Limited (ASX:CLO) today announced
the approval by Esso Highlands Limited of a contract with the CBI Clough JV for the
engineering, procurement and construction (EPC) of the PNG LNG Project"s gas
conditioning plant, pending final project authorizations.

The estimated value of the
contract is in excess of US$1b.

Esso Highlands Limited, a subsidiary of Exxon Mobil
Corporation, is the operator of the Project.
The contract scope includes the EPC work for the gas conditioning plant, nearby
wellheads and associated piping and infrastructure, to be located in the Southern
Highlands of Papua New Guinea.

The work will be performed by CBI Clough JV, a
joint venture between US EPC contractor CB&I (65%) and Clough (35%).

CBI
Clough JV expects approximately 1,200 employees to be employed on this work
during peak construction.
"We are delighted to be given the opportunity to continue to support the PNG LNG
Project" said John Smith, Clough"s CEO.

"This is a major undertaking and will
require the combined resources and experience of Clough and CBI".
The PNG LNG Project is an integrated development that includes gas production
and processing facilities, onshore and offshore pipelines and liquefaction facilities.
Participating interests are affiliates of Exxon Mobil Corporation (including Esso
Highlands Limited as operator, 33.2 percent), Oil Search Limited (29.0 percent),
Independent Public Business Corporation (PNG Government, 16.6 percent), Santos
Limited (13.5 percent), Nippon Oil Exploration (4.7 percent), Mineral Resources
Development Company (PNG landowners, 2.8 percent) and Petromin PNG Holdings
Limited (0.2 percent).
Ends
For further information, please contact:
John Smith, Chief Executive Officer +61 8 9281 9407
Kristy McGrath, Manager Marketing +61 8 9281 9344/ 0417 451 724
About Clough
Clough delivers an integrated Engineering, Procurement and Construction service to
projects in the oil and gas, mineral and infrastructure sectors in Australia and across
South East Asia.

The Group"s services range from concept development
through design, construction, installation, commissioning, operations and
maintenance.
We deploy a first class suite of integrated management systems and are committed
to the concept of zero harm and the wellbeing of our people and to the sustainability
of the environment and communities in which we work.
Clough Limited ABN 59 008 678 813 Page 2 of 2
www.clough.com.au
About CB&I
CB&I designs, engineers and constructs some of the world"s largest energy
infrastructure projects, providing a full spectrum of EPC solutions and proven
process technologies.

Drawing upon more than a century of experience and the
expertise of approximately 17,000 employees worldwide, CB&I safely and reliably
executes more than 600 projects a year through its three business sectors: CB&I
Lummus builds upstream and downstream oil & gas projects, LNG liquefaction and
regasification terminals, and a wide range of other energy related projects; CB&I
Steel Plate Structures designs, fabricates and constructs storage tanks and
containment vessels and their associated systems for the oil & gas, water &
wastewater, mining and nuclear industries; Lummus Technology capitalizes on more
than 1,500 patents and patent applications to provide process technologies and
catalysts for petrochemical facilities, oil refineries and gas processing plants.

For
more information, visit www.CBI.com or