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This page contains information regarding Standard Specifications for Road and Bridge Construction manuals that are available electronically and in hard copy.
If you are a vendor looking to do business with the Department or require an IDOT manual for training purposes, please follow the ‘IDOT Customer’ instructions below for more information on purchasing hard copies.
If you represent a state or local agency, university, county, city, village, etc. please follow the ‘Public Officials’ instructions for ordering hard copies. All IDOT manuals are available for free download on our Manuals and Guides page."
IDOT Customers
To purchase a hard copy of the Standard Specifications manual, please click here to place your order. To obtain a pdf copy at no cost, please see the links below.
Public Officials
Public Officials may order complimentary hard copies by completing a Public Officials Manual Order Form (BoBS 3900P). Additional ordering instructions can be found on the order form.
Electronic copies of the following Standard Specification manuals are available below:
Standard Specifications for Road and Bridge Construction – 2022
Supplemental Specification and Recurring Special Provisions - 2024
Supplemental Specifications and Recurring Special Provisions - 2023
Supplemental Specifications and Recurring Special Provisions - 2022
Standard Specifications for Road and Bridge Construction – 2016
Supplemental Specifications and Recurring Special Provisions - 2016
Supplemental Specifications and Recurring Special Provisions - 2017
Supplemental Specifications and Recurring Special Provisions - 2018
Supplemental Specifications and Recurring Special Provisions - 2019
Supplemental Specifications and Recurring Special Provisions - 2020
Supplemental Specifications and Recurring Special Provisions - 2021
Electronic copies of the following Standard Specification manuals are available below; hard copies are no longer available for purchase:
Standard Specifications for Road and Bridge Construction – 2012
Supplemental Specifications and Recurring Special Provisions - 2012
Supplemental Specifications and Recurring Special Provisions - 2013
Supplemental Specifications and Recurring Special Provisions - 2014
Supplemental Specifications and Recurring Special Provisions - 2015
An electronic copy of the Road, Bridge and Other Related Laws of Illinois - 2018 is available below; hard copies may be ordered dependent on if you are a Public Official or IDOT Customer.
Road, Bridge and Other Related Laws of Illinois - 2022
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