Local Roads and Streets Manual

The BLRS Manual is in the process of being updated per Circular Letter 2014-17. We welcome your comments on needed updates. Please click here to leave your comment.

Download the entire manual as a PDF or download all the individual PDFs by zip file.

• Cover
• Title - Preface
• Document Control and Revision History
• Comments
• Table Of Contents
• Chapter 1: IDOT Organization Updated 6/2018
• Chapter 2: Administrative Policies And Procedures Updated 6/2018
• Chapter 3: Highway Systems Updated 6/2018
• Chapter 4: Local Roads And Streets Funding Updated 6/2018
• Chapter 5: Agreements Updated 11/2017
• Chapter 6: Bridge Inventory And Inspections Updated 6/2018
• Chapter 7: Permits Updated 6/2018
• Chapter 8: Public Right-Of-Way Accessibility Transition Plan

• Chapter 9: Financial Planning Updated 12/2018
• Chapter 10: Project Development Updated 12/2018
• Chapter 11 Plan Development Updated 10/2009
• Chapter 12: Letting And Contract Work Updated 12/2018
• Chapter 13: Project Implementation Updated 11/2008
• Chapter 14: Maintenance Updated 12/2018
• Chapter 15: MFT Audits Updated 12/2018
• Chapter 16: Reserved 

• Chapter 17: Planning And Programming Updated 12/2018
• Chapter 18: General Environmental Procedures Updated 6/2018
• Chapter 19: Categorical Exclusions Updated 7/2016
• Chapter 20: Special Environmental Studies Updated 7/2013
• Chapter 21: Requirements For Public Involvement Programs Updated 6/2018
• Chapter 22: Project Development Updated 7/2016
• Chapter 23: Plan Development Updated 4/2009
• Chapter 24: Letting and Contract Award Updated 10/2008
• Chapter 25: Construction And Maintenance Updated 1/2012
• Chapter 26: Reserved 

• Chapter 27: Basic Design Controls Updated 8/2016
• Chapter 28: Sight Design Updated 8/2016
• Chapter 29: Horizontal Alignment Updated 8/2016
• Chapter 30: Vertical Alignment Updated 8/2016
• Chapter 31: Cross Section Elements Updated 8/2016
• Chapter 32: Geometric Design Tables (New Construction Or Reconstruction) Updated 8/2016
• Chapter 33: Geometric Design Of Existing Highways Updated 8/2016
• Chapter 34: Intersections Updated 8/2007
• Chapter 35: Roadside Safety Updated 2/2008
• Chapter 36: Bridge/Structure Design Updated 8/2009
• Chapter 37: Reserved Updated 12/2011
• Chapter 38: Drainage Design Updated 4/2007
• Chapter 39: Traffic Control Devices Updated 10/2012
• Chapter 40: Railroad Grade Crossings Updated 12/2006
• Chapter 41: Special Design Elements Updated 10/2013
• Chapter 42: Bicycle Facilities Updated 10/2013
• Chapter 43: Reserved Updated 12/2011
• Chapter 44: Pavement Design Updated 6/2018
• Chapter 45: Local Agency Pavement Preservation Updated 12/2011
• Chapter 46: Pavement Rehabilitation Updated 4/2012

• Index: Subject Index  Updated 12/2018
• BLRS PMs: BLRS Procedure Memorandums Updated 12/2018