Exhibit 12.2

United States Steel Corporation

Computation of Ratio of Earnings to Fixed Charges

(Unaudited)

 

     Year Ended December 31,

(Dollars in Millions)

   2006    2005    2004    2003     2002

Portion of rentals representing interest

   $ 44    $ 45    $ 51    $ 46     $ 34

Capitalized interest

     3      12      8      8       6

Other interest and fixed charges

     123      87      131      156       136
                                   

Total fixed charges (A)

   $ 170    $ 144    $ 190    $ 210     $ 176
                                   

Earnings-pretax income with applicable adjustments (B)

   $ 1,884    $ 1,467    $ 1,687    $ (559 )   $ 202
                                   

Ratio of (B) to (A)

     11.08      10.19      8.88      (a )     1.15

(a) Earnings did not cover fixed charges by $769 million.