What does DOT - Transportation do?

The Department of Transportation for the State of Illinois is tasked with maintaining and enhancing the state’s transportation infrastructure to ensure safe, efficient, and sustainable mobility for all residents. Its core mission centers on the planning, construction, maintenance, and operation of highways, bridges, transit systems, and related transportation networks. Strategic priorities include infrastructure resilience, multimodal connectivity, and the integration of smart technologies to improve traffic flow and safety. Key programs focus on pavement rehabilitation, signal modernization, corridor improvements, and compliance with federal transportation standards. The agency prioritizes long-term asset management and environmental sustainability in its capital investment decisions. Procurement patterns indicate a consistent demand for civil engineering services, construction materials, traffic control systems, and inspection and maintenance contracts. The agency frequently utilizes design-build, construction management at-risk, and performance-based contracting vehicles to deliver complex infrastructure projects. Indirect procurement includes surveying, geotechnical analysis, environmental consulting, and right-of-way acquisition services, reflecting a lifecycle approach to transportation asset management. No specific NAICS categories or set-aside preferences are identifiable from available procurement data. The agency’s vendor engagement appears to be driven by technical capability, regulatory compliance, and project delivery experience rather than categorical set-asides. Relationships are typically established through competitive sealed bidding and negotiated contracts with qualified contractors and professional service firms. As a component of Illinois State Departments, the Department of Transportation operates statewide with regional offices supporting localized infrastructure needs. It functions under centralized oversight while delegating project execution to district-level teams. The agency relies on state-specific procurement codes and federal-aid highway program structures to administer contracts, ensuring alignment with both state policy and federal funding requirements.

How do I find contracts from DOT - Transportation?

You can find contracts from DOT - Transportation on CLEATUS by visiting the agency's contracts tab. Search and filter by contract type, NAICS code, set-aside, and more. CLEATUS aggregates data from SAM.gov, FPDS, USASpending.gov, and state procurement systems.

What contracts does DOT - Transportation award?

DOT - Transportation awards government contracts across various categories. Browse contract opportunities from this agency.

How do I do business with DOT - Transportation?

To do business with DOT - Transportation, start by registering in SAM.gov and obtaining a UEI number. Then search for contract opportunities from this agency on CLEATUS. Review the agency's procurement history, identify relevant NAICS codes, and prepare competitive proposals. The contractors tab shows companies that have won contracts from this agency.

Who are the top contractors for DOT - Transportation?

View the full list of contractors who have won awards from DOT - Transportation in the contractors tab . You can filter by contract value, NAICS code, and set-aside type to find relevant competitors and potential teaming partners.

What are the sub-agencies of DOT - Transportation?

DOT - Transportation has 1 sub-agency that award contracts independently. Each sub-agency has its own procurement activity, NAICS codes, and contractor relationships. View the full list on the agency overview.

Where is DOT - Transportation located?

DOT - Transportation is located in IL. While the agency may have offices in multiple locations, contract opportunities can be performed at various places of performance across the country.

← Back to Agencies Directory

State & Local Agency

DOT - Transportation

Part of Illinois · Illinois

The Department of Transportation for the State of Illinois is tasked with maintaining and enhancing the state’s transportation infrastructure to ensure safe, efficient, and sustainable mobility for all residents. Its core mission centers on the planning, construction, maintenance, and operation of highways, bridges, transit systems, and related transportation networks.

DOT - Transportation is a government agency with procurement activity across contracts, awards, and contractors. It currently has 6 open contract opportunities.

DOT - Transportation

Part of Illinois · Illinois

Leadership and vacancies

Recent DOT - Transportation Contracts

Lawn Mowing and Turf Maintenance Services

Weed Control and Herbicide Application

Soil Supply and Grade Repair

REBID D8 Weigh Station Mowing

(FY27) DL Long Reach Tracked Excavator 96K lbs

Long Reach Tracked Excavator Supply

Heavy Equipment Transport and Delivery

High-Precision Handheld 3D Laser Scanning System Supplier

REBID (FY27) High-Precision Handheld 3D Laser Scanning System

Septic Holding Tank Clean-Out Services

Search all DOT - Transportation contracts

Search all DOT - Transportation contractors

Frequently Asked Questions

What does DOT - Transportation do?

What contracts does DOT - Transportation award?

How do I do business with DOT - Transportation?

Who are the top contractors for DOT - Transportation?

What are the sub-agencies of DOT - Transportation?

Where is DOT - Transportation located?

Recently Posted by DOT - Transportation

Get AI-powered intelligence on DOT - Transportation procurement

Recently Posted by DOT - Transportation

Leadership and vacancies

Recent DOT - Transportation Contracts

Lawn Mowing and Turf Maintenance Services

Weed Control and Herbicide Application

Soil Supply and Grade Repair

REBID D8 Weigh Station Mowing

(FY27) DL Long Reach Tracked Excavator 96K lbs

Long Reach Tracked Excavator Supply

Heavy Equipment Transport and Delivery

High-Precision Handheld 3D Laser Scanning System Supplier

REBID (FY27) High-Precision Handheld 3D Laser Scanning System

Septic Holding Tank Clean-Out Services

Search all DOT - Transportation contracts

Search all DOT - Transportation contractors

Frequently Asked Questions

What does DOT - Transportation do?

What contracts does DOT - Transportation award?

How do I do business with DOT - Transportation?

Who are the top contractors for DOT - Transportation?

What are the sub-agencies of DOT - Transportation?

Where is DOT - Transportation located?