Valmont Industries (VMI) 10-K 2007 FY Annual report

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Exhibit 24

POWER OF ATTORNEY

        The undersigned Directors of Valmont Industries, Inc., a Delaware Corporation, hereby constitute and appoint Mogens C. Bay as attorney-in-fact in their name, place and stead to execute Valmont's annual report on Form 10-K for the fiscal year ended December 29, 2007, together with any and all subsequent amendments thereof in their capacity as Director and hereby ratify all that said attorney-in-fact may do by virtue thereof.

        DATED this 25th day of February, 2008.

/s/  GLEN A. BARTON      Glen A. Barton, Director	/s/  THOMAS F. MADISON      Thomas F. Madison, Director
/s/  K. R. (KAJ) DEN DAAS      K. R. (Kaj) den Daas, Director	/s/  DANIEL P. NEARY      Daniel P. Neary, Director
/s/  JOHN E. JONES      John E. Jones, Director	/s/  WALTER SCOTT, JR.      Walter Scott, Jr., Director
/s/  STEPHEN R. LEWIS, JR.      Stephen R. Lewis, Jr., Director	/s/  KENNETH E. STINSON      Kenneth E. Stinson, Director

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Exhibit 24

POWER OF ATTORNEY