<ARTICLE> 5
<LEGEND>
This schedule contains summary financial information extracted from the
financial statements filed as part of the Company's 10-Q and is qualified in its
entirety by reference to such financial statements.
</LEGEND>
<MULTIPLIER> 1000
       
                             
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                          MAR-31-1996
<PERIOD-END>                               JUN-30-1995
<CASH>                                          15,262
<SECURITIES>                                         0
<RECEIVABLES>                                   73,176
<ALLOWANCES>                                     1,227
<INVENTORY>                                          0
<CURRENT-ASSETS>                                91,684
<PP&E>                                         236,438
<DEPRECIATION>                                 138,020
<TOTAL-ASSETS>                                 207,405
<CURRENT-LIABILITIES>                           58,359
<BONDS>                                         21,000
<COMMON>                                         6,004
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<OTHER-SE>                                     111,584
<TOTAL-LIABILITY-AND-EQUITY>                   207,405
<SALES>                                         71,541
<TOTAL-REVENUES>                                71,541
<CGS>                                           58,232
<TOTAL-COSTS>                                   58,232
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                 397
<INCOME-PRETAX>                                  4,804
<INCOME-TAX>                                     2,017
<INCOME-CONTINUING>                              2,787
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                     2,787
<EPS-PRIMARY>                                      .12
<EPS-DILUTED>                                      .12