Blocklisting Interim Review

CRH PLC
01 October 2007

                        BLOCK LISTING SIX MONTHLY RETURN


Information provided on this form must be typed or printed electronically and
provided to an RIS.

Date: 1st October 2007

Name of applicant:                                         CRH plc

Name of scheme:                                            1990 Share Option Scheme (95/4438d)

Period of return:                           From:          01.04.07               To:        30.09.07

Balance of unallotted securities under scheme(s) from      8,251,180
previous return:

Plus:  The amount by which the block scheme(s) has been    -
increased since the date of the last return (if any
increase has been applied for):

Less:  Number of securities issued/allotted under          252,289
scheme(s) during period (see LR3.5.7G):

Equals:  Balance under scheme(s) not yet issued/allotted   7,998,891
at end of period:


Name of contact:                                           Angela Malone, Company Secretary

Telephone number of contact:                               00 353 1 6344340













































                        BLOCK LISTING SIX MONTHLY RETURN



Information provided on this form must be typed or printed electronically and
provided to an ris.



Date: 1st October 2007


Name of applicant:                                         CRH plc
Name of scheme:                                            1990 U.K. Share Option Scheme (95/4438e)
Period of return:                           From:          01.04.07               To:        30.09.07
Balance of unallotted securities under scheme(s) from      157,123
previous return:
Plus:  The amount by which the block scheme(s) has been    -
increased since the date of the last return (if any
increase has been applied for):
Less:  Number of securities issued/allotted under scheme   2,097
(s) during period (see LR3.5.7G):
Equals:  Balance under scheme(s) not yet issued/allotted   155,026
at end of period:


Name of contact:                                           Angela Malone, Company Secretary
Telephone number of contact:                               00 353 1 6344340











































                        BLOCK LISTING SIX MONTHLY RETURN



Information provided on this form must be typed or printed electronically and
provided to an ris.



Date: 1st October 2007


Name of applicant:                                         CRH plc
Name of scheme:                                            2000 Share Option Scheme (RA/CRHplc/00024)
Period of return:                           From:          01.04.07               To:        30.09.07
Balance of unallotted securities under scheme(s) from      18,271,841
previous return:
Plus:  The amount by which the block scheme(s) has been    -
increased since the date of the last return (if any
increase has been applied for):
Less:  Number of securities issued/allotted under scheme   505,439
(s) during period (see LR3.5.7G):
Equals:  Balance under scheme(s) not yet issued/allotted   17,766,402
at end of period:


Name of contact:                                           Angela Malone, Company Secretary
Telephone number of contact:                               00 353 1 6344340











































                        BLOCK LISTING SIX MONTHLY RETURN



Information provided on this form must be typed or printed electronically and
provided to an ris.



Date: 1st October 2007


Name of applicant:                                         CRH plc
Name of scheme:                                            2000 Share Option Scheme (United Kingdom)

                                                           (RA/CRHplc/00023)
Period of return:                           From:          01.04.07               To:        30.09.07
Balance of unallotted securities under scheme(s) from      622,816
previous return:
Plus:  The amount by which the block scheme(s) has been    -
increased since the date of the last return (if any
increase has been applied for):
Less:  Number of securities issued/allotted under scheme   12,342
(s) during period (see LR3.5.7G):
Equals:  Balance under scheme(s) not yet issued/allotted   610,474
at end of period:


Name of contact:                                           Angela Malone, Company Secretary
Telephone number of contact:                               00 353 1 6344340









































                        BLOCK LISTING SIX MONTHLY RETURN



Information provided on this form must be typed or printed electronically and
provided to an ris.



Date: 1st October 2007


Name of applicant:                                         CRH plc
Name of scheme:                                            2000 Savings Related Share Option Scheme (Republic

                                                            of Ireland) (RA/CRHplc/00024)


Period of return:                           From:          01.04.07               To:        30.09.07
Balance of unallotted securities under scheme(s) from      378,910
previous return:
Plus:  The amount by which the block scheme(s) has been    -
increased since the date of the last return (if any
increase has been applied for):
Less:  Number of securities issued/allotted under scheme   49,439
(s) during period (see LR3.5.7G):
Equals:  Balance under scheme(s) not yet issued/allotted   329,471
at end of period:


Name of contact:                                           Angela Malone, Company Secretary
Telephone number of contact:                               00 353 1 6344340







































                        BLOCK LISTING SIX MONTHLY RETURN



Information provided on this form must be typed or printed electronically and
provided to an ris.



Date: 1st October 2007


Name of applicant:                                         CRH plc
Name of scheme:                                            2000 Savings Related Share Option Scheme (United Kingdom)
                                                           (RA/CRHplc/00020)




Period of return:                           From:          01.04.07               To:        30.09.07
Balance of unallotted securities under scheme(s) from      57,643
previous return:
Plus:  The amount by which the block scheme(s) has been    200,000
increased since the date of the last return (if any
increase has been applied for):
Less:  Number of securities issued/allotted under scheme   148,017
(s) during period (see LR3.5.7G):
Equals:  Balance under scheme(s) not yet issued/allotted   109,626
at end of period:


Name of contact:                                           Angela Malone, Company Secretary
Telephone number of contact:                               00 353 1 6344340










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