EXHIBIT 32.2

                             DYCOM INDUSTRIES, INC.

              CERTIFICATION OF CHIEF FINANCIAL OFFICER PURSUANT TO
                             18 U.S.C. SECTION 1350
                             AS ADOPTED PURSUANT TO
                  SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002


In connection with the Quarterly Report of Dycom Industries, Inc. (the
"Company") on Form 10-Q for the period ending October 25, 2003, as filed with
the Securities and Exchange Commission on the date hereof (the "Report"), the
undersigned hereby certifies that to the best of my knowledge:

         1.       The Report fully complies with the requirements of Section
                  13(a) of the Securities Exchange Act of 1934; and

         2.       the information contained in the Report fairly presents, in
                  all material respects, the financial condition and results of
                  operations of the Company.



Date: December 5, 2003                        /s/ Richard L. Dunn
                                              -------------------
                                              Richard L. Dunn
                                              Senior Vice-President
                                              and Chief Financial Officer