Exhibit 23.1 Consent of Independent Auditors' The Board of Directors Dames & Moore Group: We consent to the inclusion of our report dated May 21, 1999, except as to Note 19 which is as of August 2, 1999, with respect to the consolidated statements of financial position of Dames & Moore Group and subsidiaries as of March 26, 1999 and March 27, 1998 and the related consolidated statements of operations, changes in shareholders' equity, and cash flows for each of the years in the three-year period ended March 26, 1999, and the related schedule, which report appears in the Form 8-K/A of URS Corporation dated August 4, 1999. Los Angeles, California /s/ KMPG LLP August 4, 1999