Holding in Company

CRH PLC
01 February 2008





Standard Form TR-1
Voting rights attached to shares- Article 12(1) of directive 2004/109/EC
Financial instruments - Article 11(3) of the Commission Directive 2007/14/EC

1.         Identity of the issuer or the underlying issuer of existing shares to
which voting rights are attached:  CRH Plc

2.         Reason for the notification (please tick the appropriate box or
boxes):

( X )    an acquisition or disposal of voting rights

(  )      an acquisition or disposal of financial instruments which may result
in the acquisition of shares already issued to which voting rights are attached

(  )      an event changing the breakdown of voting rights

3.         Full name of person(s) subject to the notification obligation: FMR
LLC and Fidelity International Limited and their direct subsidiaries

4.         Full name of shareholder(s) (if different from 3.):

5.         Date of the transaction and date on which the threshold is crossed or
reached: 30 January 2008

6.         Date on which issuer notified; 01 February 2008

7.         Threshold(s) that is/are crossed or reached: 3%

8.         Notified details:


A) Voting rights attached to shares
Class/type of shares Situation previous to the       Resulting situation after the triggering transaction
(if possible using   Triggering transaction
the ISIN CODE)       Number of       Number of       Number of shares Number of voting rights    % of voting rights
                     Shares          Voting rights
                                                     Indirect         Direct    Indirect         Direct Indirect
IE0001827041         16,277,466      16,277,466      16,806,463                 16,806,463              3.07

SUBTOTAL A (based on 16,277,466      16,277,466      16,806,463       16,806,463                 3.07
aggregate voting
rights)



B) Financial Instruments
Resulting situation after the triggering transaction
Type of financial   Expiration Date    Exercise/Conversion   Number of voting       % of voting rights
instrument                             Period/ Date          rights that may be
                                                             acquired if the
                                                             instrument is
                                                             exercised/converted


                                       SUBTOTAL B (in
                                       relation to all
                                       expiration dates)


Total (A+B)                                           number of voting rights    % of voting rights




9.         Chain of controlled undertakings through which the voting rights and/
or the financial instruments are effectively held, if applicable: See attached
schedule

10.       In case of proxy voting: FMR LLC and Fidelity International Limited
will acquire to hold 528,997 voting rights as of 30 January 2008.

11.       Additional information: None




























Annex to the standard form TR-1

a)         Identity of the person or legal entity subject to the notification
obligation:
Full name (including legal form for legal entities)      FMR LLC and Fidelity International Limited (FIL)
Contact address (registered office for legal entities)   FMR LLC - 82 Devonshire Street, Boston, MA, 02109
                                                         USA

                                                         FIL - Pembroke Hall, 42 Crow Lane, Pembroke, HM19
                                                         Bermuda
Phone number                                             44 (0) 1737 837 149
Other useful information (at least legal representative  Company Secretary
for legal persons)

b)         Identity of the notifier, if applicable:
Full name                                                FMR LLC and Fidelity International Limited (FIL)
Contact address                                          Windmill Court XTW2B, Millfield Lane, Lower
                                                         Kingswood, Tadworth, Surrey KT20 6RB
Phone number                                             44 (0) 1737 837 149
Other useful information (e.g. functional relationship   Authorised to make this filing under power of
with the person or legal entity subject to the           attorney
notification obligation)

c)         Additional information























This announcement has been issued through the Companies Announcement Service of

                           The Irish Stock Exchange.





































                      This information is provided by RNS
            The company news service from the London Stock Exchange