I.T.E.: (INTERMOUNTAIN TRAFFIC ENGINEERS)

http://www.ite.org

ESRI:  (GIS SOFTWARE PROVIDER)

http://www.esri.com

UTAH DEPARTMENT OF TRANSPORTATION

http://www.dot.state.ut.us/default.htm

A.A.S.H.T.O.:(AMERICAN ASSOCIATION OF STATE HIGHWAY AND TRANSPORTATION OFFICIALS)

http://www.aashto.org

A.P.W.A.: (AMERICAN PUBLIC WORKS ASSOCIATION)

http://www.pubworks.org