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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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January 20, 2023 and March 10, 2023 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 
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
Grading and Shaping Ditches1/1/2023
Green Preformed Thermoplastic Pavement Markings1/1/20211/1/2022
High Tension Cable Median Barrier Removal4/1/2022
Hot-Mix Asphalt - Longitudinal Joint Sealant11/1/2022
Illinois Works Apprenticeship Initiative – State Funded Contracts6/2/20219/2/2021
Material Transfer Device6/15/19991/1/2022
Performance Graded Asphalt Binder1/1/2023
Railroad Protective Liability Insurance12/1/19861/1/2022
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 Records4/1/202111/1/2022
Surface Testing of Pavements – IRI1/1/20211/1/2023
Traffic Spotters1/1/2019
Training Special Provisions10/15/19759/2/2021 
Ultra-Thin Bonded Wearing Course4/1/20201/1/2022
Vehicle and Equipment Warning Lights11/1/2022
Waterproofing Membrane System11/1/2021
Weekly DBE Trucking Reports6/2/201211/1/2021
Work Zone Traffic Control Devices3/2/2020
Working Days1/1/2002