<ARTICLE> 5 <LEGEND> THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE DYCOM INDUSTRIES, INC. CONSOLIDATED BALANCE SHEETS AND STATEMENTS OF OPERATIONS FOR ALL PERIODS PRESENTED AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH CONSOLIDATED FINANCIAL STATEMENTS. </LEGEND> <PERIOD-TYPE> YEAR YEAR YEAR <FISCAL-YEAR-END> JUL-31-1997 JUL-31-1998 JUL-31-1999 <PERIOD-START> JUL-31-1996 JUL-31-1997 JUL-31-1998 <PERIOD-END> JUL-31-1997 JUL-31-1998 JUL-31-1999 <CASH> 5,276,112 35,927,307 97,955,007 <SECURITIES> 0 0 0 <RECEIVABLES> 49,241,590 63,022,011 98,179,792 <ALLOWANCES> 1,029,093 2,210,978 4,129,280 <INVENTORY> 12,277,114 16,449,417 43,101,631 <CURRENT-ASSETS> 70,336,712 118,193,282 241,129,345 <PP&E> 83,287,399 97,794,772 148,160,838 <DEPRECIATION> 46,951,187 54,929,575 68,749,956 <TOTAL-ASSETS> 112,511,881 166,318,091 384,549,726 <CURRENT-LIABILITIES> 49,434,042 46,378,616 78,605,798 <BONDS> 31,307,802 18,135,772 12,420,981 <PREFERRED-MANDATORY> 0 0 0 <PREFERRED> 0 0 0 <COMMON> 6,333,938 7,361,366 8,542,663 <OTHER-SE> 36,092,854 91,017,582 278,747,916 <TOTAL-LIABILITY-AND-EQUITY> 112,511,881 166,318,091 384,549,726 <SALES> 0 0 0 <TOTAL-REVENUES> 311,238,108 368,713,563 470,136,925 <CGS> 0 0 0 <TOTAL-COSTS> 246,025,594 285,038,220 347,719,784 <OTHER-EXPENSES> 11,814,577 13,496,694 20,143,191 <LOSS-PROVISION> 0 0 0 <INTEREST-EXPENSE> 2,619,191 2,045,571 1,695,920 <INCOME-PRETAX> 23,770,489 36,081,264 60,612,322 <INCOME-TAX> 7,956,851 13,045,644 24,162,347 <INCOME-CONTINUING> 15,813,638 23,035,620 36,449,975 <DISCONTINUED> 0 0 0 <EXTRAORDINARY> 0 0 0 <CHANGES> 0 0 0 <NET-INCOME> 15,813,638 23,035,620 36,449,975 <EPS-BASIC> 0.84 1.09 1.58 <EPS-DILUTED> 0.83 1.07 1.55