0001229452-08-000002 4 1 20080521 20080523 20080523 STEEL DYNAMICS INC 0001022671 3312 351929476 IN 1231 6714 POINTE INVERNESS WAY SUITE 200 FORT WAYNE IN 46804 2604593553 6714 POINTE INVERNESS WAY SUITE 200 FORT WAYNE IN 46804 CRAWFORD THOMAS J 0001229452 4 34 000-21719 08856741 P O BOX 13948 ROANOKE VA 24038-3948 4 1 edgar.xml PRIMARY DOCUMENT