Transaction in Own Shares

CRH PLC
28 March 2008

28th March 2008





SHARE REPURCHASE PROGRAMME




CRH plc announces that on 27th March 2008, UBS Limited purchased, on behalf of
the Company, 209,693 Ordinary Shares of €0.32 each in CRH plc at prices between
€23.68 and €24.23 per Ordinary Share.  The purchased shares will be held as
Treasury Shares.



Following the above transaction, CRH plc holds 8,629,470 Ordinary Shares in
Treasury. The number of Ordinary Shares in issue (excluding Treasury Shares) is
538,597,724.



Contact
Angela Malone
Company Secretary
Tel: [phone]







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