Chair
Mr. David L. Bergner, (retired), PWLF
Monte Vista Associates, LLC
Mesa, AZ
dlbergner@gmail.com

Member
Mrs. Teresa Ann Carter
Technical Director
The Louis Berger Group Inc
Raleigh, NC
tacarter@loisberger.com

Member
Mr. Kenneth E. Hill, PE
Assistant Director
ALL Consulting, LLC
Sand Springs, OK
k.hill@cox.net

Member
Mr. Stephen Martin Materkowski
Senior Construction Manager (DCM)
Urban Drainage & Flood Control District
Denver, CO
stevem@udfcd.org

Member
Mr. Scott E. Nodes, PE, PTOE
Assistant State Engineer
Arizona DOT
Phoenix, AZ
snodes@azdot.gov

Member
Mr. Gary W. Spraggins
Manager, Mobility Infrastructure
Sarasota County
Sarasota, FL
gspraggi@scgov.net

Member
Dr. Ram N. Tewari, (retired)

Pembroke Pines, FL

Committee Liaison
Mr. Philip R. Mann, PE
Traffic Operations Manager
City of Gainesville
Gainesville, FL
mannpr@cityofgainesville.org