Transaction in Own Shares

Balfour Beatty PLC
13 September 2005

Balfour Beatty plc

13 September 2005

Purchase of Cumulative Convertible Redeemable Preference Shares of 1p

Balfour Beatty plc announces that it has today purchased for cancellation
1,200,000 Cumulative Convertible Redeemable Preference shares from JPMorgan
Cazenove Limited at a price of 162.25p per share.

Enquiries:

Tim Sharp               Balfour Beatty plc                 020 7216 6800
Robert Constant         JPMorgan Cazenove Limited          020 7588 2828

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