<ARTICLE> 5
<LEGEND>
THE FINANCIAL DATA SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM THE
DYCOM INDUSTRIES, INC. CONSOLIDATED FINANCIAL STATEMENTS FOR THE FISCAL YEARS
ENDED JULY 31, 1997, 1996, AND 1995.  THE CONSOLIDATED FINANCIAL STATEMENTS
INCLUDE THE FINANCIAL RESULTS OF COMMUNICATIONS CONSTRUCTION GROUP, INC.
ACQUIRED ON JULY 29, 1997 AND ACCOUNTED FOR AS A POOLING OF INTERESTS.
</LEGEND>
<MULTIPLIER> 1
<CURRENCY> US DOLLAR
       
                                                                                  
<PERIOD-TYPE>                                 YEAR                    YEAR                    YEAR
<FISCAL-YEAR-END>                          JUL-31-1995             JUL-31-1996             JUL-31-1997            
<PERIOD-START>                             JUL-31-1994             JUL-31-1995             JUL-31-1996            
<PERIOD-END>                               JUL-31-1995             JUL-31-1996             JUL-31-1997            
<EXCHANGE-RATE>                                      1                       1                       1
<CASH>                                       4,418,812               3,927,736               6,645,972              
<SECURITIES>                                         0                       0                       0
<RECEIVABLES>                               24,604,548              21,825,906              34,471,945             
<ALLOWANCES>                                   939,798                 606,043               1,014,593                
<INVENTORY>                                  5,194,474               7,480,570              10,009,034              
<CURRENT-ASSETS>                            36,187,044              35,746,602              55,198,621             
<PP&E>                                      55,378,032              59,685,916              66,564,280             
<DEPRECIATION>                              32,781,121              35,171,446              39,021,042             
<TOTAL-ASSETS>                              64,218,007              66,195,353              88,161,895             
<CURRENT-LIABILITIES>                       29,555,639              27,523,520              38,979,173             
<BONDS>                                     23,530,725              17,685,704              22,092,382             
<PREFERRED-MANDATORY>                                0                       0                       0
<PREFERRED>                                          0                       0                       0
<COMMON>                                     3,532,411               3,551,578               3,622,625              
<OTHER-SE>                                   9,786,450              17,630,268              30,129,631             
<TOTAL-LIABILITY-AND-EQUITY>                64,218,007              66,195,353              88,161,895             
<SALES>                                              0                       0                       0
<TOTAL-REVENUES>                           186,956,976             194,053,617             242,957,932            
<CGS>                                                0                       0                       0
<TOTAL-COSTS>                              153,284,320             155,769,390             192,412,439            
<OTHER-EXPENSES>                             7,165,252               7,624,395               8,689,611              
<LOSS-PROVISION>                                     0                       0                       0
<INTEREST-EXPENSE>                           2,348,574               1,916,389               1,889,570              
<INCOME-PRETAX>                              8,874,272              11,381,434              19,041,518             
<INCOME-TAX>                                 3,732,893               3,717,576               7,822,710              
<INCOME-CONTINUING>                          5,141,379               7,663,858              11,218,808              
<DISCONTINUED>                                       0                       0                       0
<EXTRAORDINARY>                                      0                       0                       0
<CHANGES>                                            0                       0                       0
<NET-INCOME>                                 5,141,379               7,663,858              11,218,808              
<EPS-PRIMARY>                                     0.49                    0.71                    1.02                   
<EPS-DILUTED>                                     0.49                    0.70                    1.02