EXHIBIT 23 CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS As independent public accountants, we hereby consent to the incorporation of our reports included (or incorporated by reference) in this Form 10-K into the Company's previously filed Registration Statements on Form S-8 (File No. 33-91238, File No. 33-94878, and File No. 33-99728). ARTHUR ANDERSEN LLP Chattanooga, Tennessee June 26, 1997