Exhibit 23.1
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We consent to the incorporation by reference in the Registration Statements on Form S-8 pertaining to the:
1. | Oldcastle Materials, Inc. Retirement Savings Plan |
2. | Oldcastle Precast, Inc. Profit Sharing Retirement Plan and Trust |
of our report dated 31 March 2010, with respect to the consolidated financial statements of CRH plc included in the Annual Report (Form 20-F) for the year ended December 31, 2009, and the effectiveness of internal control over financial reporting of CRH plc filed with the Securities Exchange Commission.
Ernst & Young |
Dublin, Ireland |
April 1, 2010 |