
<TABLE> <S> <C>

<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE OCTOBER
31, 1997 CONSOLIDATED BALANCE SHEET AND CONSOLIDATED STATEMENT OF OPERATIONS FOR
THE SIX-MONTH PERIOD ENDED OCTOBER 31, 1997, AS RESTATED TO REFLECT ACQUISITIONS
ACCOUNTED FOR AS POOLINGS OF INTERESTS, AND IS QUALIFIED IN ITS ENTIRETY BY
REFERENCE TO SUCH FINANCIAL STATEMENTS AND THE FOOTNOTES THERETO.
</LEGEND>
<RESTATED>
<MULTIPLIER> 1,000
       
<S>                             <C>
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          APR-30-1998
<PERIOD-START>                             MAY-01-1997
<PERIOD-END>                               OCT-31-1997
<CASH>                                           1,523
<SECURITIES>                                         0
<RECEIVABLES>                                   19,489
<ALLOWANCES>                                     1,079
<INVENTORY>                                        730
<CURRENT-ASSETS>                                23,409
<PP&E>                                          76,331
<DEPRECIATION>                                  38,622
<TOTAL-ASSETS>                                 162,783
<CURRENT-LIABILITIES>                           23,177
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                     36,939
<COMMON>                                            46
<OTHER-SE>                                     (2,582)
<TOTAL-LIABILITY-AND-EQUITY>                   162,783
<SALES>                                              0
<TOTAL-REVENUES>                                65,052
<CGS>                                                0
<TOTAL-COSTS>                                   39,751
<OTHER-EXPENSES>                                18,296
<LOSS-PROVISION>                                   335
<INTEREST-EXPENSE>                               4,343
<INCOME-PRETAX>                                  2,881
<INCOME-TAX>                                     1,392
<INCOME-CONTINUING>                              1,489
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                     1,489
<EPS-PRIMARY>                                   (0.82)
<EPS-DILUTED>                                   (0.82)
        

</TABLE>
