EXHIBIT 12(a) United Rentals, Inc. Statement of Computation of Ratio of Earnings to Fixed Charges Year Ended December 31, Six Months June 30, -------------------------------------------------------------------------------- 1996 1997 1998 1999 2000 2000 2001 -------- -------- -------- -------- -------- -------- -------- Earnings: Pre-tax income $ 38,146 $ 34,917 $ 78,297 $241,807 $301,496 $110,444 $ 53,481 Interest expense 11,278 11,847 64,157 139,828 228,779 106,210 114,589 Amortization of debt issue costs 78 124 1,423 4,154 6,880 2,935 4,749 Interest portion of rent expense(1) 1,514 2,305 6,834 21,833 45,224 18,568 30,268 -------------------------------------------------------------------------------- $ 51,016 $ 49,193 $150,711 $407,622 $582,379 $238,157 $203,087 ================================================================================ Fixed Charges: Interest expense $ 11,278 $ 11,847 $ 64,157 $139,828 $228,779 $106,210 $114,589 Amortization of debt issue costs 78 124 1,423 4,154 6,880 2,935 4,749 Interest portion of rent expense(1) 1,514 2,305 6,834 21,833 45,224 18,568 30,268 -------------------------------------------------------------------------------- $ 12,870 $ 14,276 $ 72,414 $165,815 $280,883 $127,713 $149,606 ================================================================================ Ratio of Earnings to Fixed Charges 4.0 3.4 2.1 2.5 2.1 1.9 1.4 (1) The interest portion of rent expense is estimated to be one-third of rent expense.