Transaction in Own Shares

CRH PLC
13 March 2008

13th March 2008





SHARE REPURCHASE PROGRAMME


CRH plc announces that on 12th March 2008, UBS Limited purchased, on behalf of
the Company, 73,569 Ordinary Shares of €0.32 each in CRH plc at prices between
€24.53 and €25.00 per Ordinary Share.  The purchased shares will be held as
Treasury Shares. CRH plc also announces that on 12th March 2008 it transferred
to participants in its employee share schemes 536,132 Ordinary Shares at prices
between €12.6416 and €20.91 per Ordinary Share and at £15.68 per Ordinary Share.

Following the above transactions, CRH plc holds 6,422,877 Ordinary Shares in
Treasury.  The number of Ordinary Shares in issue (excluding Treasury Shares) is
540,804,317.



Contact

Angela Malone
Company Secretary
Tel: [phone]





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