EXHIBIT 12.1

COMPUTATION OF RATIOS OF EARNINGS TO FIXED CHARGES

TEXAS INDUSTRIES, INC. AND SUBSIDIARIES





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|------------------------------------------------------------------------------------------------- |  | ----------------------------- |  | ------ | ------------------ | - |  | ------ | - |  | - |  | ------- | - |  | - |  | ------- | - |  | - |  | ------- | - |  | - |  | ------ | - |  | - |  | ------ |  | 
|                                                                                                  |  | Three Months ended August 31, |  |        | Year Ended May 31,
|In thousands except ratios                                                                        |  |                               |  | 2009   |                    |   |  | 2008   |   |  |   |  | 2009    |   |  |   |  | 2008    |   |  |   |  | 2007    |   |  |   |  | 2006   |   |  |   |  | 2005   |  | 
|Earnings                                                                                          |  |                               |  |        |                    |   |  |        |   |  |   |  |         |   |  |   |  |         |   |  |   |  |         |   |  |   |  |        |   |  |   |  |        |  | 
|Income (loss) from continuing operations before income taxes and changes in accounting principles |  | $                             |  | 3,259  |                    | $ |  | 15,378 |   |  | $ |  | (30,421 | ) |  | $ |  | 127,359 |   |  | $ |  | 156,563 |   |  | $ |  | (8,814 | ) |  | $ |  | 62,255 |  | 
|Fixed charges                                                                                     |  |                               |  | 14,715 |                    |   |  | 10,812 |   |  |   |  | 54,182  |   |  |   |  | 35,012  |   |  |   |  | 32,515  |   |  |   |  | 38,929 |   |  |   |  | 30,044 |  | 
|Amortization of capitalized interest                                                              |  |                               |  | 579    |                    |   |  | 578    |   |  |   |  | 2,314   |   |  |   |  | 1,201   |   |  |   |  | 1,100   |   |  |   |  | 1,100  |   |  |   |  | 1,100  |  | 
|Less: Interest capitalized                                                                        |  |                               |  | --     |                    |   |  | (1,786 | ) |  |   |  | (14,394 | ) |  |   |  | (26,462 | ) |  |   |  | (12,855 | ) |  |   |  | (1,526 | ) |  |   |  | --     |  | 
|                                                                                                  |  |                               |  |        |                    |   |  |        |   |  |   |  |         |   |  |   |  |         |   |  |   |  |         |   |  |   |  |        |   |  |   |  |        |  | 
|Adjusted earnings                                                                                 |  | $                             |  | 18,553 |                    | $ |  | 24,982 |   |  | $ |  | 11,681  |   |  | $ |  | 137,110 |   |  | $ |  | 177,323 |   |  | $ |  | 29,689 |   |  | $ |  | 93,399 |  | 
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|                                                                                                  |  |                               |  |        |                    |   |  |        |   |  |   |  |         |   | 
|Fixed charges                                                                                     |  |                               |  |        |                    |   |  |        |   |  |   |  |         |   |  |   |  |         |   |  |   |  |         |   |  |   |  |        |   |  |   |  |        |  | 
|Interest expense                                                                                  |  | $                             |  | 11,602 |                    | $ |  | 6,736  |   |  | $ |  | 28,418  |   |  | $ |  | 1,254   |   |  | $ |  | 12,719  |   |  | $ |  | 29,703 |   |  | $ |  | 21,824 |  | 
|Interest capitalized                                                                              |  |                               |  | --     |                    |   |  | 1,786  |   |  |   |  | 14,394  |   |  |   |  | 26,462  |   |  |   |  | 12,855  |   |  |   |  | 1,526  |   |  |   |  | --     |  | 
|Net amortization of debt discount, premium and issuance expense                                   |  |                               |  | 1,642  |                    |   |  | 509    |   |  |   |  | 4,868   |   |  |   |  | 1,251   |   |  |   |  | 1,355   |   |  |   |  | 1,452  |   |  |   |  | 1,709  |  | 
|Interest portion of rent expense                                                                  |  |                               |  | 1,471  |                    |   |  | 1,781  |   |  |   |  | 6,502   |   |  |   |  | 6,045   |   |  |   |  | 5,586   |   |  |   |  | 6,248  |   |  |   |  | 6,511  |  | 
|                                                                                                  |  |                               |  |        |                    |   |  |        |   |  |   |  |         |   |  |   |  |         |   |  |   |  |         |   |  |   |  |        |   |  |   |  |        |  | 
|Total fixed charges                                                                               |  | $                             |  | 14,715 |                    | $ |  | 10,812 |   |  | $ |  | 54,182  |   |  | $ |  | 35,012  |   |  | $ |  | 32,515  |   |  | $ |  | 38,929 |   |  | $ |  | 30,044 |  | 
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|                                                                                                  |  |                               |  |        |                    |   |  |        |   |  |   |  |         |   | 
|Ratio of earnings to fixed charges                                                                |  |                               |  | 1.26   |                    |   |  | 2.31   |   |  |   |  | .22     |   |  |   |  | 3.92    |   |  |   |  | 5.45    |   |  |   |  | .76    |   |  |   |  | 3.11   |  | 
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|Deficiency of earnings to cover fixed charges                                                     |  | $                             |  | --     |                    | $ |  | --     |   |  | $ |  | 42,501  |   |  | $ |  | --      |   |  | $ |  | --      |   |  | $ |  | 9,240  |   |  | $ |  | --     |  | 
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