EX-23.1 4 ex23-1_020504.txt INDEPENDENT AUDITOR'S CONSENT INDEPENDENT AUDITOR'S CONSENT We consent to the incorporation by reference in Registration Statement No. 333-101494 on Form S-8, Registration Statement No. 333-83658 on Form S-8, Registration Statement No. 333-83656 on Form S-8 and Registration Statement No. 333-72931 on Form S-8 of Dycom Industries, Inc., of our report dated February 14, 2003, with respect to the financial statements of First South Utility Construction, Inc. included in the Current Report (Form 8K/A) of Dycom Industries, Inc., dated November 25, 2003. /s/ DAVENPORT, MARVIN, JOYCE & CO., L.L.P. ------------------------------------------ DAVENPORT, MARVIN, JOYCE & CO., L.L.P. Certified Public Accountants Greensboro, North Carolina February 5, 2003