About IRTBA
The Illinois Road and Transportation Builders Association (IRTBA) has served as the leading transportation industry trade association in Illinois since 1938. IRTBA's 300+ current member firms design, build, and maintain the state highways, transit systems, railways, and aviation systems.
P&D Division
The Planning & Design Division of IRTBA actively engages and supports all measures favorable to the development and maintenance of the professional standards of planning and design for all forms of transportation.