Agencies
Services
Doing Business With IDOT Quick Links
Letting and Bidding Information
Forms
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- BDE 124: Request for Authorization to Bid/or Not For Bid Status
- BC 57: Affidavit of Availability
- SBE 2025: DBE Participation Statement
- SBE 2026: DBE Utilization Plan
- BDE 356-A: Office of Highways Project Implementation Annual Proposal Bid Bond
- BDE 356-B: Office of Highways Project Implementation Proposal Bid Bond
- Subcontractor Documentation
Construction Quick Links
- Standard Specifications / Supplemental Specifications and Special Provisions
- Highway Standards
- Contractor Pay Estimates
- Construction Manual
- Construction Memoranda
- Transportation System
- Local Transportation Partners
- County Engineers and Local Public Agencies
- LPA Project Development
- LPA Resources
- Schedule of Average Annual Equipment Ownership Expenses
- Estimates of Materials Quantities for 2024 Construction Season
- Estimates of Materials Quantities for 2023 Construction Season
- Estimates of Materials Quantities for 2022 Construction Season
- Estimates of Materials Quantities for 2021 Construction Season
- Estimates of Materials Quantities for 2020 Construction Season