U.S. Army Engineer District, San Francisco, COE, Attn: CESPN-CT, 333 Market Street, Room 704, San Francisco, CA 94105-2197

C -- INDEFINITE DELIVERY ORDER CONTRACT (IDOC) FOR ARCHITECT-ENGINEER (A-E) DESIGN SERVICES SOL RFP NO. DACW07-99-R-0018 DUE 110199 POC Ofelia (Offel) R. Rosales, CESPN-CT, (415)977-8499 E-MAIL: Ofelia (Offel) R. Rosales, Contract Specialist, ORosales@smtp.spd.usace.army.mil. This Announcement submitted on September 14, 1999 is modified due to the following: 1. The Due Date and Time to submit Standard Form 254 and 255 is November 1, 1999 and 1630 (4:30 P.M. Local Time). 2. The Small Business Size Standard for Standard Industrial Classification (SIC) Code 8711 is changed (as of 99 Jun 14) to read from: $2.5M to: $4M, i.e. the annual receipts, indicates the maximum allowed for a concern, including its affiliates, to be considered small. All other information of the Announcement remains the same. Posted 10/05/99 (W-SN389060). (0278)

Loren Data Corp. http://www.ld.com (SYN# 0012 19991007\C-0001.SOL)