Purchasing Section


The current solicitation schedule provides the list of current needs for the department. This site contains solicitations for facility improvement projects, miscellaneous large and small equipment, vehicles, information technology services and miscellaneous goods and services. Types of requests are categorized as; requests for bid (RFB), requests for proposal (RFP) or request for information (RFI).

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Request for information
An RFI may be sought by the Department at any time for purposes of seeking industry knowledge of products or services. There are no awards or purchases made by the Iowa DOT for these types of requests.

The Iowa Administrative Code defines two types of solicitation; Formal and Informal based on thresholds of cost

  1. Formal
    A formal, sealed bid procedure is used for purchase of goods and/or services exceeding $50,000.00.
  2. Informal
    An Informal bid procedure is used for purchase of goods and/or services less than $50,000.00.

All correspondence, documents, addendums or other pertinent information will be posted below for each solicitation. Vendors will be required to visit the current solicitation schedule periodically for all updates.

Please use the furnished mailing label included in each bid proposal, or include  “Iowa Department of Transportation, proposal number & letting date” on the outside of the return envelope.

The list of solicitations will be refreshed at 3 p.m. each day.

Construction projects

The Iowa DOT's Purchasing Section does not provide plan holders names of potential prime contractors. Sets of plans and specifications for construction projects are now attached to the posted solicitation opportunity list. To the fullest extent possible, plan rooms will be utilized statewide for potential bidders to have the ability to print the solicitation, plans and specifications.

Formal Listing

Request for Bid (RFB)

Proposal No. Description Response Due Date Bid Bond Required (Y/N) Agent
RFB22984 Bitumen Distributor Trailers 12/11/2019 N Zach Gillen
RFB22887 Salix Scale Drinking Water Well Replacement 12/4/2019 N Jody McNaughton


Request for Proposal (RFP)
Proposal No. Description Response Due Date Bid Bond Required (Y/N) Agent
RFP22695 IA DOT Organizational Performance Management Initiative 1/15/2020 N Rhonda Ruark

Informal Listing

Proposal No. Description Response Due Date Email Agent
RFB22964 Cleaning Services at the Iowa City, IA Driver's License Station 12/6/2019 Julie Brown
RFB23013 Exterior Signage install for Waukee Service Center

11/26/2019 Julie Randall
RFB22896 Marion DOT Maintenance Facility Sewer Line Repairs

Addendum 1

Questions and responses

Mandatory pre-bid meeting
Date: Nov. 4, 2019
Time: 1 p.m.
Location: 5801 Linn Air Avenue, Marion, IA 52302
Jody McNaughton
RFB22843 Waukon Garage Maintenance in- floor heating system

10/23/2019 Jody McNaughton
RFB22863 Gutter Down Spout Replacement Project at the DOT Carpenter Shop

10/23/2019 Julie Randall



Request for Information (RFI)

RFI No. Description Due Date Email Agent


All posted requests are subject to change. It is the responsibility of each vendor to check this Web site for all addendums, questions, revisions, etc., prior to the response due date.