0000792987-08-000041 10-Q 4 20080930 20081106 20081106 ASTEC INDUSTRIES INC 0000792987 3531 620873631 TN 0723 10-Q 34 001-11595 081166305 1725 SHEPHERD ROAD CHATTANOOGA TN 37421 4238995898 1725 SHEPHERD ROAD CHATTANOOGA TN 37421 10-Q 1 f10q-093008.htm Q3-2008 FORM 10-Q EX-31.1 2 exh31-1.htm CERTIFICATION EX-31.2 3 exh31-2.htm CERTIFICATION EX-32 4 exh32.htm CERTIFICATION