GOVERNMENT

Huntsville, AL -- Intergraph Corporation (Nasdaq: INGR) will provide an online, real-time webcast and rebroadcast of its 2nd Quarter 2001 operating results conference call to be held on Tuesday, July 31, 2001, at 2:00 p.m. Eastern time. Listeners can access the webcast at www.intergraph.com. Listeners will be asked to pre-register and should plan to visit www.intergraph.com 5 to 10 minutes before the broadcast of the conference call, which will begin at 2:00 p.m. Eastern time. A replay of the Webcast will also be available for on-demand access an hour after the initial Webcast and continuing until August 31, 2001. Intergraph will report financial results for each of its operating segments: Intergraph Process & Building Solutions, Intergraph Government Solutions, Intergraph Mapping and GIS Solutions, Intergraph Public Safety, which includes the company's Utilities and Communications divisions, and Z/I Imaging, a joint venture company formed with Carl Zeiss of Germany, in which Intergraph owns a 60% interest. For further information visit www.intergraph.com