<ARTICLE> 5 <MULTIPLIER> 1 <PERIOD-TYPE> 9-MOS <FISCAL-YEAR-END> DEC-28-1997 <PERIOD-START> DEC-30-1996 <PERIOD-END> SEP-28-1997 <CASH> 2,002,236 <SECURITIES> 0 <RECEIVABLES> 18,936,132 <ALLOWANCES> 0 <INVENTORY> 1,334,484 <CURRENT-ASSETS> 25,694,719 <PP&E> 52,940,715 <DEPRECIATION> 35,339,189 <TOTAL-ASSETS> 46,795,027 <CURRENT-LIABILITIES> 7,670,661 <BONDS> 11,414,140 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 158,355 <OTHER-SE> 27,000,586 <TOTAL-LIABILITY-AND-EQUITY> 46,795,027 <SALES> 31,257,515 <TOTAL-REVENUES> 31,257,515 <CGS> 25,912,069 <TOTAL-COSTS> 25,912,069 <OTHER-EXPENSES> 3,884,349 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 232,894 <INCOME-PRETAX> 1,180,974 <INCOME-TAX> 551,019 <INCOME-CONTINUING> 629,955 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 629,955 <EPS-PRIMARY> .22 <EPS-DILUTED> .22