EXHIBIT 12.1

COMPUTATION OF RATIOS OF EARNINGS TO FIXED CHARGES

TEXAS INDUSTRIES, INC. AND SUBSIDIARIES



|                                                                                                  |  |                              |        |   |                    |   |         |      |  |   |         |   |  |      |         |   |      |   |        |   |  |   |        |  |   |       
|------------------------------------------------------------------------------------------------- |  | ---------------------------- | ------ | - | ------------------ | - | ------- | ---- |  | - | ------- | - |  | ---- | ------- | - | ---- | - | ------ | - |  | - | ------ |  | - | ------
|                                                                                                  |  | Six Months endedNovember 30, |        |   | Year Ended May 31,
|In thousands except ratios                                                                        |  | 2008                         |        |   | 2007               |   |         | 2008 |  |   | 2007    |   |  | 2006 |         |   | 2005 |   | 2004  
|                                                                                                  |  |                              |        |   |                    |   |        
|Earnings                                                                                          |  |                              |        |   |                    |   |         |      |  |   |         |   |  |      |         |   |      |   |        |   |  |   |        |  |   |       
|Income (loss) from continuing operations before income taxes and changes in accounting principles |  | $                            | 20,233 |   |                    | $ | 68,667  |      |  | $ | 126,673 |   |  | $    | 150,491 |   |      | $ | (8,814 | ) |  | $ | 62,255 |  | $ | 59,096
|Fixed charges                                                                                     |  |                              | 25,011 |   |                    |   | 16,120  |      |  |   | 35,012  |   |  |      | 32,515  |   |      |   | 38,929 |   |  |   | 30,044 |  |   | 31,240
|Amortization of capitalized interest                                                              |  |                              | 1,157  |   |                    |   | 550     |      |  |   | 1,201   |   |  |      | 1,100   |   |      |   | 1,100  |   |  |   | 1,100  |  |   | 1,100 
|Less: Interest capitalized                                                                        |  |                              | (4,988 | ) |                    |   | (13,269 | )    |  |   | (26,462 | ) |  |      | (12,855 | ) |      |   | (1,526 | ) |  |   | --     |  |   | --    
|                                                                                                  |  |                              |        |   |                    |   |         |      |  |   |         |   |  |      |         |   |      |   |        |   |  |   |        |  |   |       
|Adjusted earnings                                                                                 |  | $                            | 41,413 |   |                    | $ | 72,068  |      |  | $ | 136,424 |   |  | $    | 171,251 |   |      | $ | 29,689 |   |  | $ | 93,399 |  | $ | 91,436
|                                                                                                  |  |                              |        |   |                    |   |         |      |  |   |         |   |  |      |         |   |      |   |        |   |  |   |        |  |   |       
|Fixed charges                                                                                     |  |                              |        |   |                    |   |         |      |  |   |         |   |  |      |         |   |      |   |        |   |  |   |        |  |   |       
|Interest expensed and capitalized                                                                 |  | $                            | 19,616 |   |                    | $ | 12,662  |      |  | $ | 27,716  |   |  | $    | 25,574  |   |      | $ | 31,229 |   |  | $ | 21,824 |  | $ | 21,012
|Net amortization of debt discount, premium and issuance expense                                   |  |                              | 1,913  |   |                    |   | 607     |      |  |   | 1,251   |   |  |      | 1,355   |   |      |   | 1,452  |   |  |   | 1,709  |  |   | 3,090 
|Interest portion of rent expense                                                                  |  |                              | 3,482  |   |                    |   | 2,851   |      |  |   | 6,045   |   |  |      | 5,586   |   |      |   | 6,248  |   |  |   | 6,511  |  |   | 7,138 
|                                                                                                  |  |                              |        |   |                    |   |         |      |  |   |         |   |  |      |         |   |      |   |        |   |  |   |        |  |   |       
|Total fixed charges                                                                               |  | $                            | 25,011 |   |                    | $ | 16,120  |      |  | $ | 35,012  |   |  | $    | 32,515  |   |      | $ | 38,929 |   |  | $ | 30,044 |  | $ | 31,240
|                                                                                                  |  |                              |        |   |                    |   |         |      |  |   |         |   |  |      |         |   |      |   |        |   |  |   |        |  |   |       
|Ratio of earnings to fixed charges                                                                |  |                              | 1.66   |   |                    |   | 4.47    |      |  |   | 3.90    |   |  |      | 5.27    |   |      |   | .76    |   |  |   | 3.11   |  |   | 2.93  
|                                                                                                  |  |                              |        |   |                    |   |         |      |  |   |         |   |  |      |         |   |      |   |        |   |  |   |        |  |   |       
|Deficiency of earnings to cover fixed charges                                                     |  | $                            | --     |   |                    | $ | --      |      |  | $ | --      |   |  | $    | --      |   |      | $ | 9,240  |   |  | $ | --     |  | $ | --    
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