<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
MARCH 31, 1996 QUARTERLY FINANCIAL STATEMENTS AND IS QUALIFIED IN ITS
ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                          DEC-31-1996
<PERIOD-START>                             JAN-01-1996
<PERIOD-END>                               MAR-31-1996
<CASH>                                           5,554
<SECURITIES>                                         0
<RECEIVABLES>                                   66,618
<ALLOWANCES>                                       955
<INVENTORY>                                      2,065
<CURRENT-ASSETS>                                94,656
<PP&E>                                         557,775
<DEPRECIATION>                                 143,779
<TOTAL-ASSETS>                                 511,534
<CURRENT-LIABILITIES>                           69,073
<BONDS>                                        204,211
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                           310
<OTHER-SE>                                     196,045
<TOTAL-LIABILITY-AND-EQUITY>                   511,534
<SALES>                                              0
<TOTAL-REVENUES>                               166,160
<CGS>                                                0
<TOTAL-COSTS>                                  161,798
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0<F1>
<INTEREST-EXPENSE>                               3,491
<INCOME-PRETAX>                                    980
<INCOME-TAX>                                       378
<INCOME-CONTINUING>                                602
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                       602
<EPS-PRIMARY>                                      .02
<EPS-DILUTED>                                      .02
<FN>
<F1>PROVISION FOR DOUBTFUL ACCOUNTS INCLUDED IN COSTS AND EXPENSES
APPLICABLE TO REVENUES.
</FN>