EXHIBIT 12

                    TRINITY INDUSTRIES, INC. AND SUBSIDIARIES
                COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES
                                  (IN MILLIONS)


<Table>
<Caption>
                                                                     FOR THE THREE MONTHS ENDED       FOR THE NINE MONTHS ENDED
                                                                            SEPTEMBER 30,                   SEPTEMBER 30,
                                                                    -----------------------------   ----------------------------
                                                                         2004            2003           2004            2003
                                                                    ------------     ------------   ------------    ------------
                                                                                                        
EARNINGS:
Earnings before provision for income taxes                          $        1.7     $        2.0   $       (9.3)   $      (13.2)

Add:  Total fixed charges                                                   15.8             11.1           45.6            33.5
                                                                    ------------     ------------   ------------    ------------
Total earnings before provisions for income taxes                   $       17.5     $       13.1   $       36.3    $       20.3
                                                                    ============     ============   ============    ============
FIXED CHARGES:
       Interest expense                                             $       11.1     $        8.4   $       32.1    $       26.3
       Portion of rental expense representative of interest                  4.7              2.7           13.5             7.2
                                                                    ------------     ------------   ------------    ------------
TOTAL FIXED CHARGES                                                 $       15.8     $       11.1   $       45.6    $       33.5
                                                                    ============     ============   ============    ============
RATIO OF EARNINGS TO FIXED CHARGES                                           1.1              1.2           (a)             (a)
                                                                    ============     ============   ============    ============
</Table>


FOOTNOTE:

(a)      Earnings were inadequate to cover fixed charges for
         the nine months ended September 30, 2004 and 2003.
         The deficiencies for those periods were $9.3
         million and $13.2 million, respectively.