EXHIBIT 12 FLUOR CORPORATION COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES (DOLLAR AMOUNTS IN THOUSANDS) Six Months Year Ended Ended Year Ended October 31, December 31, June 30, ------------------------------------------------------ ------------ ------------ 1997 1998 1999 2000 2001 2002 --------- --------- --------- --------- --------- ------------ Earnings from continuing operations before income taxes .......... $ 98,963 $ 193,838 $ 88,674 $ 164,287 $ 185,320 $120,571 Add (subtract) Equity in earnings from less than 50% owned persons, net of distributions .......... (1,103) (8,090) (5,776) 220 6,408 6,494 Fixed charges ................ 37,796 41,295 44,631 53,090 50,502 17,639 --------- --------- --------- --------- --------- ------- Total ........................ $ 135,656 $ 227,043 $ 127,529 $ 217,597 $ 242,230 $144,704 ========= ========= ========= ========= ========= ======== Fixed charges Interest expense ............. $ 10,187 $ 13,120 $ 18,972 $ 26,315 $ 25,011 $ 4,647 Portion of rental expense representative of interest factor .................... 27,609 28,175 25,659 26,775 25,491 12,992 --------- --------- --------- --------- --------- ------- Total fixed charges (1) ....... $ 37,796 $ 41,295 $ 44,631 $ 53,090 $ 50,502 $ 17,639 ========= ========= ========= ========= ========= ======= Ratio of earnings to fixed charges (1) ................... 3.59 5.50 2.86 4.10 4.80 8.20 ========= ========= ========= ========= ========= ======= - -------------- (1) For purposes of computing the ratio of earnings to fixed charges, "earnings" consist of earnings from continuing operations before provision for income taxes plus fixed charges less equity in earnings from less than 50% owned persons, net of distributions. "Fixed charges" consist of interest and approximately one-third of rental expense.