EXHIBIT 99.2


                                  CERTIFICATION

     I, L. Ray Adams, Vice President-Finance, Chief Financial Officer, and
     Treasurer of Oregon Steel Mills, Inc., certify that, to the best of my
     knowledge, the Form 10-Q for the quarterly period ended June 30, 2002 fully
     complies with the requirements of section 13(a) or 15(d) of the Securities
     Exchange Act of 1934 and that information contained in the Form 10-Q for
     the quarterly period ended June 30, 2002 fairly presents, in all material
     respects, the financial condition and results of operations of Oregon Steel
     Mills, Inc.

     This  Certification  is not  being  "filed"  as part of the  Form  10-Q
     for the quarterly period ended June 30, 2002.


     /s/ L. Ray Adams
     ---------------------------------------
     L. Ray Adams
     Vice President-Finance,
     Chief Financial Officer, and Treasurer