MIG Acquires Kellogg, Brown and Root's 13.3% Interest in Dulles Greenway

29 September 2005

Macquarie Infrastructure Group (MIG) has acquired a 13.3% interest in TRIP II, the concessionaire of the Dulles Greenway, from Kellogg, Brown and Root (KBR) for US$84.5 million (A$112.0 million).

Following completion of the KBR acquisition, MIG holds a 100% economic interest in Dulles Greenway.

Dulles Greenway is a 14 mile (22 kilometre) operating toll road which runs west of Washington D.C. from Dulles International Airport to Leeburg, through Loudoun County, in northern Virginia.  The road has a 10-year operating history and 51 years remaining on the concession agreement.

MIG now has investments in three major toll roads in the United States, including Chicago Skyway and the greenfield project South Bay Expressway (formerly SR125 South) in San Diego.

These materials do not constitute an offer of securities for sale in the United States, and the securities referred to in these materials have not been and will not be registered under the United States Securities Act of 1933, as amended, and may not be offered or sold in the United States absent registration or an exemption from registration.

For further information contact:

Investor Enquiries
Peter Johnston
Head of Investor Relations
Mobile: (61) 413 994055
Email: peter.johnston@macquarie.com

Media Enquiries
Jane Rotsey
Public Affairs Manager
Mobile: (61) 401 997 160
Email: jane.rotsey@macquarie.com

Investor Enquiries
Bianca Francis
Investor Relations Manager
Tel: 61 2 8232 5007
Email: bianca.francis@macquarie.com