Blatnik Bridge: Specialized Bridge Construction Oversight
Project Information
- Bid Title
- Blatnik Bridge: Specialized Bridge Construction Oversight
- Issuing Agency
- State Government of Minnesota
- Location
- Minnesota
- Published Date
- Feb 20, 2026
- Closing Date
- Mar 16, 2026
- Government Level
- State & Local
- Status
- Closed
- Original Source
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- Bid Documents
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- Project Description
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Blatnik Bridge: Specialized Bridge Construction Oversight
Brief Description: MnDOT requests proposals for specialized bridge construction engineering and inspection oversight for the main navigation span of the new Blatnik Bridge. The goals for this contract are for MnDOT and WisDOT to receive expert consultant assistance in review of the construction contractor’s plans and specifications, and to provide on-site verification during construction of the main navigation span.
Date posted: 02/20/2026
Due date: 03/16/2026 - Attachment Preview
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MnDOT Contract No. 1061739Exhibit C: Specifications, Duties, and Scope of Work1INTRODUCTION AND BACKGROUND INFORMATION1.1 General Statement of Scope of WorkThe Specialized Bridge Construction Oversight Consultant (Contractor) will serve as an extension of MnDOT staffby performing specialized bridge construction engineering services and inspection verification/oversight. TheState Staff and Contractor are collectively known as the Specialized Bridge Construction Oversight Team (SBCOT)for State Project (SP) 6981-26 on I-535 for Blatnik Bridge Replacement Design-Build Project (Project). Contractorwill:1. Provide reviews of the Design-Build Construction Contractor’s (DBC) plans and specifications2. Provide on-site verification of several activities for the main navigation channel bridge unit3. Have a thorough understanding of the Design-Build (DB) Conformed Contract for the Project4. Have a thorough understanding of State’s (both Wisconsin Department of Transportation andMinnesota Department of Transportation) standards, specifications, requirements and applicablestate statutes.5. Attend conferences or meetings necessary for close coordination during day-to-day progress of thework or as required to carry out the Project.6. Notify State’s Project Manager immediately of any unanticipated project conditions.7. Consult with State’s Project Manager when an interpretation involves complex issues or may havean impact on the cost of performing the work.When warranted, State’s Project Manager may request an interpretation from the Contractor.1.2 Co-LocationCo-location is not required for this project. Refer to the Contractor Team section below for requirements thatmay include temporary co-location.1.3 Project LettingThe Project letting is June 23, 2026.1.4 Project ScopeThe project is primarily located in St. Louis County, Minnesota and Douglas County, Wisconsin between the citiesof Duluth, Minnesota and Superior, Wisconsin. The project limits extend 0.3 miles from the existing bridgestructure on the Minnesota approach to 0.75 miles from the existing bridge structure on the Wisconsinapproach, along US 53.The project includes replacement of the existing John. A. Blatnik I-535 Bridge (Minnesota Bridge number 9030,Wisconsin Structure B-16-5) on Interstate 535 (I-535) connecting Duluth, Minnesota and Superior Wisconsinacross the St. Louis River and Bay. The project also includes reconstructing an interchange in Superior, WI thatroutes I-535 directly to US 53, with local connections to Hammond Avenue and WIS 35. The project includesdesign and construction of a new mainline bridge (Minnesota Bridge number 69913, Wisconsin Structure B-16-0153) and new exit ramp bridge (WI Structure B-16-0154) and entrance ramp bridge (WI Structure B-16-0155).The new mainline bridge includes several bridge units:1MnDOT Contract No. 1061739Exhibit C: Specifications, Duties, and Scope of Work1. The Bridge Unit(s) for I 535 mainline portions from the abutment in Minnesota to the MainNavigation Channel Bridge Unit2. Bridge Unit of the Main Navigation Channel over St. Louis River,3. The Bridge Unit(s) along Conner’s Point between the Main Navigation Channel and Howard’s PocketNavigation Bridge Units4. The Howard’s Pocket Navigation Channel Bridge Unit5. The Bridge Unit(s) from the Howard’s Pocket Navigation Channel Bridge Unit to the mainlineabutment in Wisconsin.The project includes a new shared use path on the easterly side of the new mainline bridge and Wisconsinentrance ramp bridge with trail connections in Duluth and Superior, drainage improvements, retaining walls,and improvements within the City of Superior. The existing bridge will be closed for most of the constructionand traffic will be detoured to the Richard I. Bong Memorial Bridge (US-2 over the St. Louis River).Approximate Project cost: The estimated cost of the Project is between $1.0 billion and $1.4 billion.To find additional project information related to the Project, refer to the project website located here:https://www.dot.state.mn.us/designbuild/blatnik-bridge/index.htmlProject information such as design files, layouts and more can be found on the project SharePoint site, which isfound on the project website. Download and review all files on the project SharePoint site.MnDOT anticipates a minimum of three-year duration for this contract. State anticipates the work mayextend past 5-years, which may result in a subsequent contract being set up.1.5 Verification Team Organization ChartExhibit C – Attachment 1 is the SBCOT organization chart and shows how the State will staff the SBCOT for thisproject. It graphically shows the chain of command. It also shows how the Contractor staff described in thiscontract interacts with the State staff.2WORKFORCEContractor will perform all work necessary to manage this Contract and its personnel. Contractor will perform allspecialty bridge construction oversight work necessary to assist with managing the DB Conformed Contract.2.1 Flexible WorkforceContractor personnel approved by the State’s Project Manager are considered by the State to be committed toperforming services for the durations listed in this scope of work. Any changes will require written approvalfrom the State’s Project Manager and include both adding additional staff and reducing staff.No personnel will be assigned until written notification by the State’s Project Manager has been issued.If the DB Contract is suspended for any reason, the Contractor’s forces will be adjusted to correspond with thetype of cessation, either complete or partial suspension. Contractor will continuously look ahead to fullyunderstand what type of staff are needed and in what numbers. The Contractor’s schedule will be dictated bythe DBC’s schedule. Contractor will provide a flexible work force so that only those staff that can be fully utilizedduring any given project activity are present and billing hours to the contract.2MnDOT Contract No. 1061739Exhibit C: Specifications, Duties, and Scope of WorkContractor will continuously monitor all activity to verify that all work carried out is within the agreed scope andcompleted with resources that can complete the work as budgeted. In the event it becomes necessary tocomplete work outside the original scope of work, the Contractor’s Project Manager will notify State’s ProjectManager immediately before proceeding. No work outside the original scope will be done without writtenauthorization from State’s Project Manager.Throughout the course of the Project, it may become evident that two or more Contractor roles would be moreefficiently staffed by a single qualified person. If this situation arises, the Contractor can make a request to theState’s Project Manager to modify the staff by combining roles. The State’s Project Manager will evaluate theexperience and workload of the remaining staff member and will make a determination of whether the rolesshould be combined. If multiple roles are allowed to be staffed by a single person, the State Project Managermay reverse that decision at a later date, if circumstances call for more attention to those roles than the singleperson can effectively handle.Conversely, it is expected that the Contractor will have staff available to fulfill the obligations of each roledescribed within this contract. This may include rotating on-site staff to fulfill project needs, based on approvalby the State’s Project Manager.2.1.1 Flexible Workforce - Project Support StaffThe Contractor will need to leverage additional project support staff, whether within their company or throughsubconsultants, to assist the various roles on the SBCOT. The additional staff are expected to be available to helpwith the task of reviewing plans and calculations, draft alternative designs/create quantities to counter claims bythe DBC, and use other software listed in this scope to evaluate products the DBC creates using that software.2.2 Items Provided by the StateThe State will not provide office supplies or office space for this Contract.2.3 Items Provided by ContractorProvide durable office supplies and reference material for their own employees as needed. Provide any office orinspection verification supplies and reference material for their own employees as necessary to complete thetasks required in this Scope of Work.2.4 Tasks2.4.1 Contractor Staffing ApprovalContractor will utilize only personnel who are qualified by experience and education. Contractor willsubmit, in writing, to the State’s Project Manager the names of all personnel to be considered forassignment to the project, together with detailed resumes with respect to education, experience(including specific durations) and qualification of each individual. Minimum qualifications for theContractor personnel are set forth in this Scope of Work. State may require that these minimumqualifications be altered in instances when the unique nature of the work requires specific specializedskills.No personnel will be assigned to this Project by the Contractor until the qualifications of each personproposed have been reviewed and approved in writing by the State’s Project Manager. The Contractor’s3MnDOT Contract No. 1061739Exhibit C: Specifications, Duties, and Scope of Workpersonnel approval request will be submitted at least two weeks prior to the date an individual isscheduled to report to work.An individual previously approved by the State’s Project Manager whose performance is laterdetermined by the State to be unsatisfactory will be replaced by the Contractor within two weeks.Contractor will be responsible for obtaining proper licenses for equipment and personnel operatingequipment (as necessary).1. Deliverable: Contractor Personnel Approval Request. One request may include multiplepeople.2. Format: Electronic Microsoft Word 2013 document (docx extension). Deliver to State’sProject Manager electronically either by email or File Transfer Protocol (FTP) site.3. Due: At least two weeks prior to the date an individual is scheduled to report to work.4. Standard: Written as a letter/email.5. State Review: Five business days.6. Contractor Update: Update and resubmit the deliverable to State within five business daysof receiving State review comments.3MEETINGS3.1 Weekly Oversight Team MeetingsContractor’s Project Manager will schedule and if requested, facilitate weekly meetings with State’s ProjectManager and the entire SBCOT. Meetings will be held via Microsoft Teams.1. Deliverable: A weekly verification team meeting. Meeting minutes are not required.2. Format: Microsoft Teams Meeting3. Due: Weekly.4. Standard: Intentionally left blank. Minutes are not required.3.2 Monthly Progress Report MeetingsContractor’s Project Manager, when requested, will meet with State’s Project Manager to review the monthlyprogress reports and invoices. Contractor’s Project Manager will solicit feedback from State’s Project Managerto assess whether all services meet or exceed the requirements of the project.If needed, Contractor will direct changes to personnel and/or procedures to correct identified deficiencies andimplement opportunities for improvements.1. Deliverable: An informal meeting with the monthly progress reports and invoices supplied.2. Format: See requirements in contract and in this Scope of Work.3. Due: Monthly at the same time as the contract progress reports and invoices.4. Standard: Intentionally left blank. Meeting minutes are not required.5. State Review: During the meeting.6. Contractor Update: Update progress reports, invoices, and s-curves as needed within five businessdays of State review.4CONTRACTOR TEAM4MnDOT Contract No. 1061739Exhibit C: Specifications, Duties, and Scope of WorkThis section describes the minimum, required personnel positions provided by the Contractor to assist MnDOTwith bridge construction technical review and on-site oversight. A single individual may be listed for on multipleteams, provided the satisfy the minimum requirements of each team.4.1 Project ManagerThis person is responsible for managing the consultant contract and its personnel. Contractor will manage theverification of the DBC’s plans and specifications by making sure the right specialized engineers are reviewingthe relevant plans, maintaining a consistent and predictable enforcement of the DB Conformed Contract(including all relevant Books and Sections), and meeting all verification responsibilities of the DB ConformedContract for tasks relevant to this Scope of Work. Assist the State’s Project Manager to complete the duties ofthe State’s Project Manager, which includes leading the team that is responsible for achieving the projectobjectives. This person must be familiar with and understand the DB Conformed Contract.4.1.1 Staffing RequirementsContractor will provide one person to perform the duties of Contractor’s Project Manager. This positionmay also serve as other positions in the Contract. This position must meet the following requirements:1. Licensed to practice engineering within the State of Minnesota or the State of Wisconsinnow or within 3 months from contract award.2. Must have project management experience in design-build oversight.3. Must have a been on a minimum of 3 design-build projects (either on DBC Team orVerification Team are permitted). Verification Team experience is preferred.Co-location is not required; however, must be on-site for meetings as requested by State’s ProjectManager.4.1.2 Tasks1. Train design staff, including State staff and separate consultant contracts, on Design-Buildverification process and procedures for each DBC Submittal.2. Review SBCOT comments and/or redlines of DBC submittals for consistency and accuracy.Identify preferential comments and work with State to determine if these should beincluded with responses.3. Develop quality management processes and procedures for verification team staff.4. Participate in select over the shoulder and other construction submittal related meetingswith the DBC.5. Participate in pre-construction, construction, progress, and close-out meetings with theDBC.6. Monitor the State’s record of design submittals, approvals, changes, and modificationsrelevant to the task in this Contract.7. Monitor the DBC’s schedule for construction and proactively engage staff as necessary8. Keep all records and documentation in accordance with standard State procedures, formatsand content.9. Perform other duties as assigned by the State’s Project Manager.4.2 Demolition and Temporary Access Engineering Team5
- Commodity Codes
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- NAICS 237310Highway, Street, and Bridge Construction
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