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Welcome to the Official Homepage of the Illinois Transportation and Highway Engineering (T.H.E.) Conference. Each year, over one thousand transportation engineers, officials, technicians, faculty and students gather to discuss issues critical to the safe and economical movement of people and goods across Illinois, the U.S.A., and beyond.

The 109th T.H.E. conference is scheduled for March 8 & 9, 2023 at the I Hotel & Conference Center.

Jeff Roesler
T.H.E. Conference Director

Our Supporters

2022 Gold Sponsors

AECOM
Civiltech Engineering, Inc.
Gannett Fleming
HBM Engineering Group
HNTB Corporation
Lochner
Milhouse Engineering and Construction, Inc.
RS&H
WSP USA Inc.


2022 Silver Sponsors

Bravo Company Engineering
Ciorba Group, Inc.
EXP
Kimley-Horn and Associates, Inc.
Michael Baker International
TranSystems
V3 Companies


2022 Exhibitors

Acrow Corporation of America
CEE Online
CEE Alumni Association
Contech Engineered Solutions
County Materials Corporation
CTS Cement Manufacturing Corporation
DeepWalk
Durisol USA, Inc.
EMSEAL Joint Systems, LTD.
GeoStabilization International
GeoTree Solutions
GovDeals
Illinois Center for Transportation
J-Band/Asphalt Materials, Inc.
Milhouse Engineering and Construction, Inc.
National Steel Bridge Alliance
Norwalk Tank Company
Prestressed / Precast Concrete Institute of Illinois and Wisconsin
PSS
Seiler Geospatial/Seiler Design Solutions
The Reinforced Earth Company
Valmont Structures