<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-26-1999
<PERIOD-START>                             DEC-28-1998
<PERIOD-END>                               JUN-27-1999
<CASH>                                          10,552
<SECURITIES>                                         0
<RECEIVABLES>                                  163,391
<ALLOWANCES>                                     2,888
<INVENTORY>                                     13,075
<CURRENT-ASSETS>                               212,835
<PP&E>                                         747,408
<DEPRECIATION>                                 297,619
<TOTAL-ASSETS>                               2,230,604
<CURRENT-LIABILITIES>                          225,997
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                           448
<OTHER-SE>                                     836,721
<TOTAL-LIABILITY-AND-EQUITY>                 2,230,604
<SALES>                                        532,010
<TOTAL-REVENUES>                               532,010
<CGS>                                                0
<TOTAL-COSTS>                                  429,355
<OTHER-EXPENSES>                                 (801)
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                              33,322
<INCOME-PRETAX>                                 70,134
<INCOME-TAX>                                    34,506
<INCOME-CONTINUING>                             35,628
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    35,628
<EPS-BASIC>                                       0.80
<EPS-DILUTED>                                     0.79