<ARTICLE> 5
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1996
<PERIOD-END>                               JUN-30-1996
<CASH>                                              82
<SECURITIES>                                         0
<RECEIVABLES>                                   37,284
<ALLOWANCES>                                       633
<INVENTORY>                                      2,907
<CURRENT-ASSETS>                                57,125
<PP&E>                                         301,536
<DEPRECIATION>                                 105,231
<TOTAL-ASSETS>                                 277,240
<CURRENT-LIABILITIES>                           55,260
<BONDS>                                        172,951
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                            63
<OTHER-SE>                                      38,661
<TOTAL-LIABILITY-AND-EQUITY>                   277,240
<SALES>                                         73,442
<TOTAL-REVENUES>                                73,442
<CGS>                                                0
<TOTAL-COSTS>                                   68,822
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                               4,036
<INCOME-PRETAX>                                    584
<INCOME-TAX>                                       227
<INCOME-CONTINUING>                                357
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                       357
<EPS-PRIMARY>                                      .07
<EPS-DILUTED>                                      .07<F1>
<FN>
<F1>Fully diluted EPS calculation is anti-dilutive.
</FN>