Exhibit 99.1



                            CERTIFICATION PURSUANT TO
                             18 U.S.C. SECTION 1350,
                             AS ADOPTED PURSUANT TO
                  SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002


In connection with the Annual Report of the L. B. Foster Company (the "Company")
Voluntary Investment Plan (the "Plan") on Form 11-K for the period ending
December 31, 2002, as filed with the Securities and Exchange Commission on the
date hereof (the "Report"), I, Stan L. Hasselbusch, Chief Executive Officer of
the Company, certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to
Section 906 of the Sarbanes-Oxley Act of 2002, that:

(1)       The Report fully complies with the requirements of Section 15(d)
          of the Securities Exchange Act of 1934; and

(2)       The information contained in the Report fairly presents, in all
          material respects, the net assets available for benefits and the
          changes in net assets available for benefits of the Plan.



                                                    By:/s/Stan L. Hasselbusch
                                                    --------------------------
                                                    Stan L. Hasselbusch
                                                    President and
                                                    Chief Executive Officer
                                                    June 24, 2003