Z--CONSTRUCTION PROJECT TO INSTALL A PERMEABLE REACTIVE BARRIER

This is a modification to the synopsis entitled Constuction Project to Install a Permeable Reactive Barrier, Solicitation No. NNA04074889R, which was posted on August 11, 2004. You are notified that the following changes are made: The anticipated release date of the RFO is extended to on or about September 15, 2004 with an anticipated offer closing date on or about October 18, 2004. In addition, the organized site visit scheduled for September 15, 2004 is postponed to September 29, 10:00 A.M. at Building N213, Room 217. The solicitation and any documents related to this procurement (with the exception of the specifications and drawings) will be available over the Internet. These documents will be in Microsoft Office 97 format and reside on a World Wide Web (WWW) server, which may be accessed using a WWW browser application. The Internet site, or URL, for the NASA/ARC Business Opportunities home page is http://prod.nais.nasa.gov/cgi-bin/eps/bizops.cgi?gr=D&pin=21 Offerors are responsible for monitoring this site for the release of the solicitation and any amendments. Potential offerors are responsible for downloading their own copy of the solicitation and amendments (if any).