Exhibit 24

POWER OF ATTORNEY

The undersigned director of Vulcan Materials Company, a New Jersey corporation, hereby nominates, constitutes and appoints William F. Denson, III, and Michael R. Mills, and each of them, the true and lawful attorneys of the undersigned to sign the name of the undersigned as director to the Registration Statement on Form S-3 relating to the registration of shares issued to the former shareholders of Omnikem, Incorporated, and to any and all amendments to said Registration Statement, including post-effective amendments thereto and all related documents, said Registration Statement and amendments to be filed with the Securities and Exchange Commission under the Securities Exchange Act of 1933, as amended.

The undersigned hereby grants to said attorneys full power of substitution, resubstitution and revocation, all as fully as the undersigned could do if personally present, hereby ratifying all that said attorneys or their substitutes may lawfully do by virtue hereof.

IN WITNESS WHEREOF, the undersigned director of Vulcan Materials Company has executed this Power of Attorney this 13^th day of October, 2000.

            /s/Marion H. Antonini              
              Marion H. Antonini

Exhibit 24

POWER OF ATTORNEY

The undersigned director of Vulcan Materials Company, a New Jersey corporation, hereby nominates, constitutes and appoints William F. Denson, III, and Michael R. Mills, and each of them, the true and lawful attorneys of the undersigned to sign the name of the undersigned as director to the Registration Statement on Form S-3 relating to the registration of shares issued to the former shareholders of Omnikem, Incorporated, and to any and all amendments to said Registration Statement, including post-effective amendments thereto and all related documents, said Registration Statement and amendments to be filed with the Securities and Exchange Commission under the Securities Exchange Act of 1933, as amended.

The undersigned hereby grants to said attorneys full power of substitution, resubstitution and revocation, all as fully as the undersigned could do if personally present, hereby ratifying all that said attorneys or their substitutes may lawfully do by virtue hereof.

IN WITNESS WHEREOF, the undersigned director of Vulcan Materials Company has executed this Power of Attorney this 13^th day of October, 2000.

            /s/ Philip J. Carroll              
              Philip J. Carroll

Exhibit 24

POWER OF ATTORNEY

The undersigned director of Vulcan Materials Company, a New Jersey corporation, hereby nominates, constitutes and appoints William F. Denson, III, and Michael R. Mills, and each of them, the true and lawful attorneys of the undersigned to sign the name of the undersigned as director to the Registration Statement on Form S-3 relating to the registration of shares issued to the former shareholders of Omnikem, Incorporated, and to any and all amendments to said Registration Statement, including post-effective amendments thereto and all related documents, said Registration Statement and amendments to be filed with the Securities and Exchange Commission under the Securities Exchange Act of 1933, as amended.

The undersigned hereby grants to said attorneys full power of substitution, resubstitution and revocation, all as fully as the undersigned could do if personally present, hereby ratifying all that said attorneys or their substitutes may lawfully do by virtue hereof.

IN WITNESS WHEREOF, the undersigned director of Vulcan Materials Company has executed this Power of Attorney this 13^th day of October, 2000.

            /s/Livio D. DeSimone              
              Livio D. DeSimone

Exhibit 24

POWER OF ATTORNEY

The undersigned director of Vulcan Materials Company, a New Jersey corporation, hereby nominates, constitutes and appoints William F. Denson, III, and Michael R. Mills, and each of them, the true and lawful attorneys of the undersigned to sign the name of the undersigned as director to the Registration Statement on Form S-3 relating to the registration of shares issued to the former shareholders of Omnikem, Incorporated, and to any and all amendments to said Registration Statement, including post-effective amendments thereto and all related documents, said Registration Statement and amendments to be filed with the Securities and Exchange Commission under the Securities Exchange Act of 1933, as amended.

The undersigned hereby grants to said attorneys full power of substitution, resubstitution and revocation, all as fully as the undersigned could do if personally present, hereby ratifying all that said attorneys or their substitutes may lawfully do by virtue hereof.

IN WITNESS WHEREOF, the undersigned director of Vulcan Materials Company has executed this Power of Attorney this 13^th day of October, 2000.

            /s/ Phillip W. Farmer              
              Phillip W. Farmer

Exhibit 24

POWER OF ATTORNEY

The undersigned director of Vulcan Materials Company, a New Jersey corporation, hereby nominates, constitutes and appoints William F. Denson, III, and Michael R. Mills, and each of them, the true and lawful attorneys of the undersigned to sign the name of the undersigned as director to the Registration Statement on Form S-3 relating to the registration of shares issued to the former shareholders of Omnikem, Incorporated, and to any and all amendments to said Registration Statement, including post-effective amendments thereto and all related documents, said Registration Statement and amendments to be filed with the Securities and Exchange Commission under the Securities Exchange Act of 1933, as amended.

The undersigned hereby grants to said attorneys full power of substitution, resubstitution and revocation, all as fully as the undersigned could do if personally present, hereby ratifying all that said attorneys or their substitutes may lawfully do by virtue hereof.

IN WITNESS WHEREOF, the undersigned director of Vulcan Materials Company has executed this Power of Attorney this 13^th day of October, 2000.

            /s/Douglas J. McGregor              
              Douglas J. McGregor

Exhibit 24

POWER OF ATTORNEY

The undersigned director of Vulcan Materials Company, a New Jersey corporation, hereby nominates, constitutes and appoints William F. Denson, III, and Michael R. Mills, and each of them, the true and lawful attorneys of the undersigned to sign the name of the undersigned as director to the Registration Statement on Form S-3 relating to the registration of shares issued to the former shareholders of Omnikem, Incorporated, and to any and all amendments to said Registration Statement, including post-effective amendments thereto and all related documents, said Registration Statement and amendments to be filed with the Securities and Exchange Commission under the Securities Exchange Act of 1933, as amended.

The undersigned hereby grants to said attorneys full power of substitution, resubstitution and revocation, all as fully as the undersigned could do if personally present, hereby ratifying all that said attorneys or their substitutes may lawfully do by virtue hereof.

IN WITNESS WHEREOF, the undersigned director of Vulcan Materials Company has executed this Power of Attorney this 13^th day of October, 2000.

            /s/ Ann D. McLaughlin              
              Ann D. McLaughlin

Exhibit 24

POWER OF ATTORNEY

The undersigned director of Vulcan Materials Company, a New Jersey corporation, hereby nominates, constitutes and appoints William F. Denson, III, and Michael R. Mills, and each of them, the true and lawful attorneys of the undersigned to sign the name of the undersigned as director to the Registration Statement on Form S-3 relating to the registration of shares issued to the former shareholders of Omnikem, Incorporated, and to any and all amendments to said Registration Statement, including post-effective amendments thereto and all related documents, said Registration Statement and amendments to be filed with the Securities and Exchange Commission under the Securities Exchange Act of 1933, as amended.

The undersigned hereby grants to said attorneys full power of substitution, resubstitution and revocation, all as fully as the undersigned could do if personally present, hereby ratifying all that said attorneys or their substitutes may lawfully do by virtue hereof.

IN WITNESS WHEREOF, the undersigned director of Vulcan Materials Company has executed this Power of Attorney this 13^th day of October, 2000.

            /s/James V. Napier             
              James V. Napier

Exhibit 24

POWER OF ATTORNEY

The undersigned director of Vulcan Materials Company, a New Jersey corporation, hereby nominates, constitutes and appoints William F. Denson, III, and Michael R. Mills, and each of them, the true and lawful attorneys of the undersigned to sign the name of the undersigned as director to the Registration Statement on Form S-3 relating to the registration of shares issued to the former shareholders of Omnikem, Incorporated, and to any and all amendments to said Registration Statement, including post-effective amendments thereto and all related documents, said Registration Statement and amendments to be filed with the Securities and Exchange Commission under the Securities Exchange Act of 1933, as amended.

The undersigned hereby grants to said attorneys full power of substitution, resubstitution and revocation, all as fully as the undersigned could do if personally present, hereby ratifying all that said attorneys or their substitutes may lawfully do by virtue hereof.

IN WITNESS WHEREOF, the undersigned director of Vulcan Materials Company has executed this Power of Attorney this 13^th day of October, 2000.

            /s/Donald B. Rice              
              Donald B. Rice

Exhibit 24

POWER OF ATTORNEY

The undersigned director of Vulcan Materials Company, a New Jersey corporation, hereby nominates, constitutes and appoints William F. Denson, III, and Michael R. Mills, and each of them, the true and lawful attorneys of the undersigned to sign the name of the undersigned as director to the Registration Statement on Form S-3 relating to the registration of shares issued to the former shareholders of Omnikem, Incorporated, and to any and all amendments to said Registration Statement, including post-effective amendments thereto and all related documents, said Registration Statement and amendments to be filed with the Securities and Exchange Commission under the Securities Exchange Act of 1933, as amended.

The undersigned hereby grants to said attorneys full power of substitution, resubstitution and revocation, all as fully as the undersigned could do if personally present, hereby ratifying all that said attorneys or their substitutes may lawfully do by virtue hereof.

IN WITNESS WHEREOF, the undersigned director of Vulcan Materials Company has executed this Power of Attorney this 13^th day of October, 2000.

            /s/ Herbert A. Sklenar              
              Herbert A. Sklenar

Exhibit 24

POWER OF ATTORNEY

The undersigned director of Vulcan Materials Company, a New Jersey corporation, hereby nominates, constitutes and appoints William F. Denson, III, and Michael R. Mills, and each of them, the true and lawful attorneys of the undersigned to sign the name of the undersigned as director to the Registration Statement on Form S-3 relating to the registration of shares issued to the former shareholders of Omnikem, Incorporated, and to any and all amendments to said Registration Statement, including post-effective amendments thereto and all related documents, said Registration Statement and amendments to be filed with the Securities and Exchange Commission under the Securities Exchange Act of 1933, as amended.

The undersigned hereby grants to said attorneys full power of substitution, resubstitution and revocation, all as fully as the undersigned could do if personally present, hereby ratifying all that said attorneys or their substitutes may lawfully do by virtue hereof.

IN WITNESS WHEREOF, the undersigned director of Vulcan Materials Company has executed this Power of Attorney this 13^th day of October, 2000.

            /s/Orin R. Smith              
              Orin R. Smith