North Central Contracting Office, Gateway Tower II, 8th Floor, 400 State Avenue, Kansas City, KS 66101

H -- ENVIRONMENTAL TESTING SERVICES SOL RFQ 275-0007-9 DUE 052099 POC Jeff Verhulst, 913-551-1020 or Victoria Johnson (913) 551-1048 The deadline for receipt of of bids is hereby changed to read 5/20/99, due to issuance of amendment 001, dated 5/10/99. Posted 05/10/99 (W-SN329587). (0130)

Loren Data Corp. http://www.ld.com (SYN# 0043 19990512\H-0002.SOL)