Transaction in Own Shares

CRH PLC
20 February 2008

20th February 2008



SHARE REPURCHASE PROGRAMME

CRH plc announces that on 19th February 2008, Davy purchased, on behalf of the
Company, 127,600 Ordinary Shares of €0.32 each in CRH plc at prices between
€25.75 and €26.28 per Ordinary Share.  The purchased shares will be held as
Treasury Shares.


Following the above transaction, CRH plc holds 4,478,075 Ordinary Shares in
Treasury.  The number of Ordinary Shares in issue (excluding Treasury Shares) is
542,749,119.





Contact
Angela Malone
Company Secretary
Tel: [phone]



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