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Professional Transportation Bulletin Archives

The following is a collection of past professional transportation bulletins advertised by IDOT. Contained below by year advertised: Professional Transportation Bulletin and press releases. To view the current professional transportation bulletin navigate to Engineering, Architectural & Professional Services: Bulletin.


2012 Archived Bulletins & Press Releases

2011 Archived Bulletins & Press Releases

2005 Archived Bulletins & Press Releases

PTB 138

PTB 137

PTB 136

PTB 135

PTB 890

Special Bulletin R100605

Special Bulletin R101405

Special Bulletin R

2004 Archived Bulletins & Press Releases