EXHIBIT 22  
  
 Subsidiaries of the Registrant  
  

  
  
LIST OF SUBSIDIARIES  
  
		                                              Jurisdiction of  
Name                           Owned            Incorporation  
  
  
Astec, Inc.                    100              Tennessee  
  
Astec Transportation, Inc.     100              Tennessee  
  
Heatec, Inc.                   100              Tennessee  
  
Roadtec, Inc.                  100              Tennessee  
  
Telsmith, Inc.                 100              Delaware  
  
Trencor, Inc.                  100              Texas  
  
Wibau Astec Maschinenfabrik
 GmbH                          100              Germany  
  
Gibat Ohl
 Ingenieurgesellschaft fur
 Anlagentechnik mbH            100              Germany