Contract services
Find guidance and support on how to work with numerous partners in the private sector to build, improve and maintain the State's transportation infrastructure.
The Contract Services Office supports those efforts with the following contracting teams:
- Architectural & Engineering (A&E) Agreements to include the prequalification list of services.
- Information Technology (IT) Contracts to include IT Interlocal Agreements, IT Professional Services Agreements, and Data Sharing Agreements.
- Professional Service Agreements for other types of services that are not A&E or IT related.
Advertisements
Find contracting opportunities that include engineering contracts for design and construction projects along with other service contracts. Review open, closed, awarded, and pending advertisements.
A&E services are also advertised in the Seattle Daily Journal of Commerce and periodically placed in regional publications such as A/E Consultant Information Network, Integrated Marketing Systems, The Spokesman Review, The Yakima Herald Republic, The Tri-City Herald, and The Wenatchee World.
Review the A&E agreement procurement process (PDF 368KB)
IT and Professional services are advertised through Washington State's common vendor registration and notification system called the Washington Electronic and Business Solution (WEBS). Vendors can register for free in WEBS.
WSDOT solicits interest from consultants who wish to be prequalified to provide professional services for WSDOT. Firms that complete the prequalification process will be eligible to compete for select WSDOT projects. Find information on Consultant Pre-qualification.
WSDOT Task Order Agreements
Please see the current list of Contract Services Task Order Agreements (XLSX 55KB).
Note: This information is subject to change based on WSDOT project needs. We will provide periodic updates to this report as necessary.
Project Forecast
- Architectural & Engineering - Please see the forecast of projects (XLSX 90KB) provided by WSDOT project managers. Please note this is not all inclusive and may change.
- Information Technology Forecast (PDF 205KB)
- Professional Services Forecast (XLSX 19KB)
DBE, SBE and M/WBE & Veteran Owned business information
The Office of Equity and Civil Rights diverse business programs contains information about how to become a certified firm, programs available to firms, and project goal attainment information.
Agreements & general information
Refer to the Consultant Services Manual for guidance concerning the authorization, selection, and use of consultants for Professional Services and A&E agreements.
If you plan on contracting with WSDOT, see the business requirements (PDF 16KB).
The Organizational Conflicts of Interest Manual is guidance on managing and reducing organization conflicts of interest.
Interlocal agreements
RCW 39.34, the Interlocal Cooperation Act, provides the authority for Washington State agencies to contract with other governmental entities. This law includes a requirement for either filing Interlocal agreements with county recording offices or publishing a list of all such contracts. See the list of Interlocal, Intergovernmental and Interagency Agreements (XLSX 71KB)
Request a copy of a contract
To request records on copies of contracts, please visit our Public Disclosure Request Center. To submit a Public Disclosure Request to the Washington State Department of Transportation, please submit a detailed description of the requested records including as much information as possible.
166,800 electric vehicle
registrations in Washington in 2023, up from 114,600 in 2022.
87 wetland compensation sites
actively monitored on 918 acres in 2023.
25,000 safe animal crossings
in the Snoqualmie Pass East Project area since 2014.