EXHIBIT 12.1

COMPUTATION OF RATIOS OF EARNINGS TO FIXED CHARGES

TEXAS INDUSTRIES, INC. AND SUBSIDIARIES



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|------------------------------------------------------------------------------------------------- |  | ----------------- |  | ------ | ------------ |  | - | ------------------ | ------- | - | ---- | - |  | ------- | - |  | ---- |  | ------- | - |  | - |  | ------ | - |  | - |  | ------ |  | - |  | ------ | 
|                                                                                                  |  | Nine Months ended |  |        |              | 
|                                                                                                  |  | February 28,      |  |        | February 29, |  |   | Year Ended May 31, |        
|In thousands except ratios                                                                        |  | 2009              |  |        | 2008         |  |   | 2008               |         |   | 2007 |   |  | 2006    |   |  | 2005 |  | 2004    |  
|Earnings                                                                                          |  |                   |  |        |              |  |   |                    |         |   |      |   |  |         |   |  |      |  |         |   |  |   |  |        |   |  |   |  |        |  |   |  |        | 
|Income (loss) from continuing operations before income taxes and changes in accounting principles |  | $                 |  | 32,482 |              |  | $ |                    | 89,591  |   |      | $ |  | 126,673 |   |  | $    |  | 150,491 |   |  | $ |  | (8,814 | ) |  | $ |  | 62,255 |  | $ |  | 59,096 | 
|Fixed charges                                                                                     |  |                   |  | 39,578 |              |  |   |                    | 25,291  |   |      |   |  | 35,012  |   |  |      |  | 32,515  |   |  |   |  | 38,929 |   |  |   |  | 30,044 |  |   |  | 31,240 | 
|Amortization of capitalized interest                                                              |  |                   |  | 1,735  |              |  |   |                    | 825     |   |      |   |  | 1,201   |   |  |      |  | 1,100   |   |  |   |  | 1,100  |   |  |   |  | 1,100  |  |   |  | 1,100  | 
|Less: Interest capitalized                                                                        |  |                   |  | (9,707 | )            |  |   |                    | (20,764 | ) |      |   |  | (26,462 | ) |  |      |  | (12,855 | ) |  |   |  | (1,526 | ) |  |   |  | --     |  |   |  | --     | 
|                                                                                                  |  |                   |  |        |              |  |   |                    |         |   |      |   |  |         |   |  |      |  |         |   |  |   |  |        |   |  |   |  |        |  |   |  |        | 
|Adjusted earnings                                                                                 |  | $                 |  | 64,088 |              |  | $ |                    | 94,943  |   |      | $ |  | 136,424 |   |  | $    |  | 171,251 |   |  | $ |  | 29,689 |   |  | $ |  | 93,399 |  | $ |  | 91,436 | 
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|                                                                                                  |  |                   |  |        |              |  |   |                    |         |   |      |   |  |        
|Fixed charges                                                                                     |  |                   |  |        |              |  |   |                    |         |   |      |   |  |         |   |  |      |  |         |   |  |   |  |        |   |  |   |  |        |  |   |  |        | 
|Interest expensed and capitalized                                                                 |  | $                 |  | 31,210 |              |  | $ |                    | 19,859  |   |      | $ |  | 27,716  |   |  | $    |  | 25,574  |   |  | $ |  | 31,229 |   |  | $ |  | 21,824 |  | $ |  | 21,012 | 
|Net amortization of debt discount, premium and issuance expense                                   |  |                   |  | 3,382  |              |  |   |                    | 905     |   |      |   |  | 1,251   |   |  |      |  | 1,355   |   |  |   |  | 1,452  |   |  |   |  | 1,709  |  |   |  | 3,090  | 
|Interest portion of rent expense                                                                  |  |                   |  | 4,986  |              |  |   |                    | 4,527   |   |      |   |  | 6,045   |   |  |      |  | 5,586   |   |  |   |  | 6,248  |   |  |   |  | 6,511  |  |   |  | 7,138  | 
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|Total fixed charges                                                                               |  | $                 |  | 39,578 |              |  | $ |                    | 25,291  |   |      | $ |  | 35,012  |   |  | $    |  | 32,515  |   |  | $ |  | 38,929 |   |  | $ |  | 30,044 |  | $ |  | 31,240 | 
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|                                                                                                  |  |                   |  |        |              |  |   |                    |         |   |      |   |  |        
|Ratio of earnings to fixed charges                                                                |  |                   |  | 1.62   |              |  |   |                    | 3.75    |   |      |   |  | 3.90    |   |  |      |  | 5.27    |   |  |   |  | .76    |   |  |   |  | 3.11   |  |   |  | 2.93   | 
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|                                                                                                  |  |                   |  |        |              |  |   |                    |         |   |      |   |  |        
|Deficiency of earnings to cover fixed charges                                                     |  | $                 |  | --     |              |  | $ |                    | --      |   |      | $ |  | --      |   |  | $    |  | --      |   |  | $ |  | 9,240  |   |  | $ |  | --     |  | $ |  | --     | 
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