0000792987-08-000027 8-K 2 20080729 5.03 9.01 20080729 20080729 ASTEC INDUSTRIES INC 0000792987 3531 620873631 TN 0723 8-K 34 001-11595 08974500 1725 SHEPHERD ROAD CHATTANOOGA TN 37421 4238995898 1725 SHEPHERD ROAD CHATTANOOGA TN 37421 8-K 1 f8k072908.htm AMENDMENT TO BYLAWS EX-3.1 2 exhibit3-1.htm BYLAWS AMENDMENT EXHIBIT