Transaction in Own Shares

CRH PLC
06 May 2008

6th May 2008



SHARE REPURCHASE PROGRAMME


CRH plc announces that on 2nd May 2008, Davy purchased, on behalf of the
Company, 70,000 Ordinary Shares of €0.32 each in CRH plc at prices between
€24.73 and €24.90 per Ordinary Share.  The purchased shares will be held as
Treasury Shares.


Following the above transaction, CRH plc holds 10,349,421 Ordinary Shares in
Treasury.  The number of Ordinary Shares in issue (excluding Treasury Shares) is
536,877,773.





Contact
Angela Malone
Company Secretary
Tel: [phone]





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