<ARTICLE> 5
<LEGEND>
This schedule contains financial information extracted from SEC filing Form 10-Q
and is qualified in its entirety by reference to such financial statements.
</LEGEND>
<MULTIPLIER> 1,000

                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-2000
<PERIOD-END>                               JUN-25-2000
<CASH>                                           6,292
<SECURITIES>                                         0
<RECEIVABLES>                                  173,434
<ALLOWANCES>                                     3,532
<INVENTORY>                                     14,497
<CURRENT-ASSETS>                               217,328
<PP&E>                                         781,738
<DEPRECIATION>                                 341,529
<TOTAL-ASSETS>                               2,172,214
<CURRENT-LIABILITIES>                          216,601
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                           451
<OTHER-SE>                                     915,000
<TOTAL-LIABILITY-AND-EQUITY>                 2,172,214
<SALES>                                        552,943
<TOTAL-REVENUES>                               552,943
<CGS>                                                0
<TOTAL-COSTS>                                  441,785
<OTHER-EXPENSES>                                 (499)
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                              33,114
<INCOME-PRETAX>                                 78,543
<INCOME-TAX>                                    37,913
<INCOME-CONTINUING>                             40,630
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    40,630
<EPS-BASIC>                                       0.90
<EPS-DILUTED>                                     0.90