Department of the Army, Baltimore District, Corps of Engineer, 10 South Howard Street, Room 7000, Baltimore, MD 21201-1715

Y -- MAINTENANCE DREDGING, POTOMAC RIVER AT ALEXANDRIA AND POTOMAC RIVER BELOW WASHINGTON, DC AND PRINCE GEORGES AND CHARLES COUNTIES, MARYLAND POC Regina Wheeler @410-962-3475 CNT DACW31-99-C-0086 AMT $1,476,508.26 LINE 0001 through 0003 DTD 092299 TO Great Lakes Dredge & Dock Company, 2122 York Road, Oak Brook, Illinois 60523 Posted 09/23/99 (W-SN383898). (0266)

Loren Data Corp. http://www.ld.com (SYN# 0419 19990927\Y-0010.AWD)