IDOT's "Signing of Road District and Township Highways" is Available

The Illinois Department of Transportation has developed this guide for the convenience of road district highway commissioners and others who may be concerned with proper signage on highways under the jurisdiction of Illinois road districts.  It provides a ready reference to typical sign details and typical applications; however, it is not meant to replace or supplement the Manual on Uniform Traffic Control Devices (MUTCD) or the Illinois Supplement to the MUTCD (ILMUTCD).  for more...