KSE KESSLER SOILS ENGINEERING, PRODUCTS, Inc.
Mrs. Virginia Aicken, President
17775 Running Colt Place
Leesburg, VA 20175

Phone: +1 703 569 2583
Fax:      +1 571 291 2312
E-Mail:    virginiakesslerdcpcom
Internet: www.kesslerdcp.com

FHWA (Federal Highway Administration)
Mobile Concrete Laboratory
Mr. Gary Crawford, Concrete Quality Engineer
Mr. Jagan M. Gudimettla, Mobile Lab
HIPT-20, E73-105C
1200 New Jersey Avenue, S.E.
Washington, DC 20590

Phone: +1 202 366 1386
Fax:      +1 202 493 2070
E-Mail:    gary.crawforddotgov
E-Mail:    jagan.m.gudimettladotgov
Internet: www.fhwa.dot.gov

ARA Applied Research Associates INC.
Mr. Shreenath Rao, Ph.D., P.E.
100 Trade Center Dr.
Champaign, Illinois 61820

Phone: +1 314 255 8872
Fax:      +1 217 356 3088
E-Mail:    sraoaracom
Internet: www.ara.com/transportation