Design and Environment (BDE) Special Provisions


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Design and Environment (BDE) Special Provisions

IDOT's Bureau of Design and Environment (BDE) issues the BDE Special Provisions four times a year. They are inserted into contracts as they apply.

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August 5, 2022 and September 23, 2022 Lettings Check Sheet
Accessible Pedestrian Signals (APS)4/1/20031/1/2022
Aggregate Subgrade Improvement4/1/20124/1/2022
Automated Flagger Assistance Device1/1/2008 
Bituminous Materials Cost Adjustments11/2/20068/1/2017
Bituminous Surface Treatment with Fog Seal1/1/20201/1/2022
Blended Finely Divided Minerals4/1/2021
Bridge Demolition Debris7/1/2009 
Building Removal9/1/19904/1/2022
Building Removal with Asbestos Abatement9/1/19904/1/2022
Compensable Delay Costs6/2/20174/1/2019
Completion Date (via calendar days)4/1/2008 
Completion Date (via calendar days) Plus Working Days4/1/2008 
Concrete Box Culverts with Skews > 30 Degrees and Design Fills ≤ 5 Feet4/1/20127/1/2016
Concrete End Sections for Pipe Culverts1/1/20134/1/2016
Construction Air Quality – Diesel Retrofit7/1/201011/1/2014
Corrugated Plastic Pipe (Culvert and Storm Sewer)1/1/2021
Disadvantaged Business Enterprise Participation9/1/20003/2/2019
Fuel Cost Adjustment4/1/20098/1/2017
Green Preformed Thermoplastic Pavement Markings1/1/20211/1/2022
High Tension Cable Median Barrier1/1/20201/1/2022
High Tension Cable Median Barrier Removal4/1/2022
Hot-Mix Asphalt1/1/20224/1/2022
Hot-Mix Asphalt – Patching4/1/2022
Illinois Works Apprenticeship Initiative – State Funded Contracts6/2/20219/2/2021
Luminaries, LED4/1/20191/1/2022
Material Transfer Device6/15/19991/1/2022
Mechanically Stabilized Earth Retaining Walls11/1/201911/1/2020
Portland Cement Concrete - Haul Time7/1/2020
Railroad Protective Liability Insurance12/1/19861/1/2022
Sloped Metal End Section for Pipe Culverts1/1/2018
Speed Display Trailer4/2/20141/1/2022
Steel Cost Adjustment4/2/20041/1/2022
Subcontractor and DBE Payment Reporting4/2/2018
Subcontractor Mobilization Payments11/2/20174/1/2019
Submission of Payroll Records4/1/2021
Surface Testing of Pavements – IRI1/1/20211/1/2022
Traffic Spotters1/1/2019
Training Special Provisions10/15/19759/2/2021 
Traversable Pipe Grate for Concrete End Sections1/1/20131/1/2018
Ultra-Thin Bonded Wearing Course4/1/20201/1/2022
Waterproofing Membrane System11/1/2021
Weekly DBE Trucking Reports6/2/201211/1/2021
Work Zone Traffic Control Devices3/2/2020
Working Days1/1/2002