<ARTICLE> 5
<MULTIPLIER> 1,000
       <F1> 
                                                  
<PERIOD-TYPE>                   6-MOS                   6-MOS
<FISCAL-YEAR-END>                          DEC-27-1998             DEC-28-1997
<PERIOD-START>                             DEC-29-1997             DEC-30-1996
<PERIOD-END>                               JUN-28-1998             JUN-29-1997
<CASH>                                          10,162                   8,287
<SECURITIES>                                         0                       0
<RECEIVABLES>                                   43,245                  52,677
<ALLOWANCES>                                       500                     500
<INVENTORY>                                    103,470                  96,340
<CURRENT-ASSETS>                               175,891                  83,856
<PP&E>                                       1,326,858               1,252,565
<DEPRECIATION>                                 729,462                 592,154
<TOTAL-ASSETS>                                 854,312                 926,252
<CURRENT-LIABILITIES>                          128,163                 144,526
<BONDS>                                        566,540                 562,711
<PREFERRED-MANDATORY>                                0                       0
<PREFERRED>                                          0                       0
<COMMON>                                        46,750                  45,342
<OTHER-SE>                                    (71,735)                (36,862)
<TOTAL-LIABILITY-AND-EQUITY>                   854,312                 926,252
<SALES>                                        437,219                 453,573
<TOTAL-REVENUES>                               437,219                 453,573
<CGS>                                          416,239                 425,657
<TOTAL-COSTS>                                  416,239                 425,657
<OTHER-EXPENSES>                                     0                       0
<LOSS-PROVISION>                                     0                       0
<INTEREST-EXPENSE>                              32,476                  32,289
<INCOME-PRETAX>                               (40,795)                (32,284)
<INCOME-TAX>                                  (14,279)                (11,798)
<INCOME-CONTINUING>                           (26,516)                (20,486)
<DISCONTINUED>                                       0                       0
<EXTRAORDINARY>                                      0                       0
<CHANGES>                                            0                       0
<NET-INCOME>                                  (26,516)                (20,486)
<EPS-PRIMARY>                                   (2.86)                  (2.33)
<EPS-DILUTED>                                   (2.86)                  (2.33)
<FN> 
<F1>  NOTE:  1997 EPS restated due to SFAS No. 128.
</FN>