<ARTICLE> 5
<LEGEND>
This schedule contains summary financial information extracted from SEC
Form 10-K for the fiscal year ended December 31, 1997 and is qualified
in its entirety by reference to such financial statements.
</LEGEND>
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          DEC-31-1997
<PERIOD-END>                               DEC-31-1997
<CASH>                                           8,967
<SECURITIES>                                         0
<RECEIVABLES>                                   46,755
<ALLOWANCES>                                     1,074
<INVENTORY>                                      7,054
<CURRENT-ASSETS>                                 7,985
<PP&E>                                         465,700
<DEPRECIATION>                                (77,252)
<TOTAL-ASSETS>                                 525,969
<CURRENT-LIABILITIES>                           71,782
<BONDS>                                        256,361
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                           121
<OTHER-SE>                                     145,361
<TOTAL-LIABILITY-AND-EQUITY>                   525,969
<SALES>                                        240,651
<TOTAL-REVENUES>                               240,651
<CGS>                                          177,275
<TOTAL-COSTS>                                  211,908
<OTHER-EXPENSES>                                 3,699
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                              16,528
<INCOME-PRETAX>                                  8,516
<INCOME-TAX>                                     3,491
<INCOME-CONTINUING>                              5,025
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                     5,025
<EPS-PRIMARY>                                      .42
<EPS-DILUTED>                                      .41