<ARTICLE>              5
<LEGEND>
THE SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
FINANCIAL STATEMENTS CONTAINED IN ARNOLD INDUSTRIES, INC.'S FORM 10-Q
FOR THE NINE MONTHS ENDED SEPTEMBER 30, 1999, AND IS QUALIFIED IN ITS
ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>

                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1999
<PERIOD-END>                               SEP-30-1999
<CASH>                                      13,739,203
<SECURITIES>                                 4,243,805
<RECEIVABLES>                               49,219,685
<ALLOWANCES>                                 2,380,726
<INVENTORY>                                          0
<CURRENT-ASSETS>                            77,558,467
<PP&E>                                     395,573,476
<DEPRECIATION>                             154,828,743
<TOTAL-ASSETS>                             338,388,834
<CURRENT-LIABILITIES>                       57,615,227
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                    29,942,628
<OTHER-SE>                                 211,214,365
<TOTAL-LIABILITY-AND-EQUITY>               338,388,834
<SALES>                                              0
<TOTAL-REVENUES>                           315,274,859
<CGS>                                                0
<TOTAL-COSTS>                              275,563,721
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                               868,500
<INTEREST-EXPENSE>                             958,797
<INCOME-PRETAX>                             39,250,356
<INCOME-TAX>                                14,424,972
<INCOME-CONTINUING>                         24,825,384
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                24,825,384
<EPS-BASIC>                                       1.00
<EPS-DILUTED>                                      .99