EXHIBIT 23.3 INDEPENDENT AUDITORS' CONSENT We consent to the use in this Registration Statement of U.S. Aggregates, Inc., on Form S-1 of our report dated March 31, 1998, appearing in the Prospectus, which is part of this Registration Statement. We also consent to the reference to us under the heading "Experts" in such Prospectus. /s/ Deloitte & Touche LLP Salt Lake City, Utah May 18, 1999