<ARTICLE> 5 <CIK> 0000009263 <NAME> Michael Baker Corporation <MULTIPLIER> 1000 <CURRENCY> U.S. Dollars <PERIOD-TYPE> 9-mos <FISCAL-YEAR-END> DEC-31-2000 <PERIOD-START> JAN-01-2000 <PERIOD-END> SEP-30-2000 <EXCHANGE-RATE> 1 <CASH> 4,085 <SECURITIES> 0 <RECEIVABLES> 62,537 <ALLOWANCES> 0 <INVENTORY> 28,505 <CURRENT-ASSETS> 101,037 <PP&E> 40,031 <DEPRECIATION> (28,442) <TOTAL-ASSETS> 127,307 <CURRENT-LIABILITIES> 74,746 <BONDS> 67 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 6,477 <OTHER-SE> 37,283 <TOTAL-LIABILITY-AND-EQUITY> 127,307 <SALES> 298,407 <TOTAL-REVENUES> 298,407 <CGS> 255,800 <TOTAL-COSTS> 255,800 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 784 <INCOME-PRETAX> 12,227 <INCOME-TAX> 5,624 <INCOME-CONTINUING> 11,777 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 6,603 <EPS-BASIC> 0.81 <EPS-DILUTED> 0.80