DOT/RSPA/VOLPE National Transportation Systems Center, 55 Broadway, Kendall Square, Cambridge, MA 02142

A -- RESEARCH SUPPORT IN TRANSPORTATION TECHNOLOGY, POLICY, AND SAFETY IN A WIDE RANGE OF TRANSPORTATION RELATED PROGRAMS SOL DTRS57-98-R-00006 POC Guy Hillman, Contracting Officer, (617) 494-3401 WEB: Volpe Center Acquisition Division Home Page, http://www.volpe.dot.gov/procure/index.html. E-MAIL: Contracting Officer, hillman@volpe1.dot.gov. NOTE: This modification reflects a change in Block 9. Block 9 should read DTRS57-98-R-00006. (0015)

Loren Data Corp. http://www.ld.com (SYN# 0004 19980120\A-0004.SOL)