<ARTICLE> 5
       
                                                             
<PERIOD-TYPE>                              3-MOS                   3-MOS
<FISCAL-YEAR-END>                          DEC-31-1998             DEC-31-1997
<PERIOD-END>                               MAR-31-1998             MAR-31-1997<F1>
<CASH>                                       2,924,579               3,049,475
<SECURITIES>                                         0                       0
<RECEIVABLES>                                6,301,598               8,793,047
<ALLOWANCES>                                         0                       0
<INVENTORY>                                          0                       0
<CURRENT-ASSETS>                            12,744,501              13,106,859
<PP&E>                                      86,966,665              55,584,103
<DEPRECIATION>                              10,732,697               7,000,865
<TOTAL-ASSETS>                             100,304,176              72,190,598
<CURRENT-LIABILITIES>                       17,336,091              13,326,233
<BONDS>                                              0                       0
<PREFERRED-MANDATORY>                                0                       0
<PREFERRED>                                          0                       0
<COMMON>                                        31,061                  31,461
<OTHER-SE>                                  20,428,928              21,749,798
<TOTAL-LIABILITY-AND-EQUITY>               100,304,176              72,190,598
<SALES>                                     14,037,709              16,069,290
<TOTAL-REVENUES>                            14,037,709              16,069,290
<CGS>                                       12,801,115              13,964,882
<TOTAL-COSTS>                               12,801,115              13,964,882
<OTHER-EXPENSES>                             1,989,361               2,273,075
<LOSS-PROVISION>                                     0                       0
<INTEREST-EXPENSE>                           1,471,089                 810,007
<INCOME-PRETAX>                            (1,913,091)               (874,652)
<INCOME-TAX>                                 (784,000)               (409,000)
<INCOME-CONTINUING>                        (1,129,091)               (465,652)
<DISCONTINUED>                                       0                       0
<EXTRAORDINARY>                                      0                       0
<CHANGES>                                            0                       0
<NET-INCOME>                               (1,129,091)               (465,652)
<EPS-PRIMARY>                                   (0.18)                  (0.08)
<EPS-DILUTED>                                   (0.19)                  (0.09)
<FN>
<F1>Restated.
</FN>