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
RFB22474 Construction of 4000 ton Hoop Building at the New Dubuque Maintenance Facility 7/10/2019 N Jody McNaughton
RFB22421 RWIS Remote Processing Units 6/26/2019 N Zach Gillen
RFB20404 Pacific Junction Maintenance Electrical Project


MANDATORY PRE-BID Meeting with Site Visit
Date: June 20, 2019
Time: 11:00 a.m.
Location: 21112 Kane Ave. Pacific Junction, IA 51561
N Jody McNaughton
RFB22374 Overhead Doors and Operators to include removal and installation at Various DOT Maintenance locations

District 1 photos

District 2 photos

District 3 photos

District 4 photos

District 5 photos

MANDATORY SITE VISITS are required. See section 3.7.1 of proposal for scheduling information.
N Jody McNaughton
RFB22375 One-Call Services 6/27/2019 N Jean Gustafson
RFB22329 Pit and Brine Sludge Disposal Services

Questions and responses
6/25/2019 N Jean Gustafson
RFB22178 Bulk Propane for FY2020 Iowa Department of Transportation (DOT) Locations

Addendum 1

Addendum 2
6/19/2019 N Jean Gustafson
RFB22242 Ames DOT Motor Pool Remodel

6/26/2019 N Jody McNaughton
RFB22292 Tuck pointing & Masonry Projects for DOT Maintenance Facilities at Rock Rapids, Avoca, Williamsburg

Rock Rapids plans

Avoca plans

Williamsburg plans

Questions and responses set 1

Addendum 1

Mandatory Pre-bid meeting.
See section 3.7.1 for Pre-bid meeting details.

Date: May 21, 2019
Time: 2p.m.
N Jody McNaughton
RFB22176 Remove, Dispose, & Replace the 62' x 90' Hoop Building Canvas at the DOT’s Rockwell City Maintenance Garage

Addendum 1
4/17/2019 N Jody McNaughton
RFB22092 Construction Equipment

Questions and responses
4/17/2019 N Zach Gillen


Request for Proposal (RFP)
Proposal No. Description Response Due Date Bid Bond Required (Y/N) Agent
RFP21693 Enterprise Content Management Solution

Requirement matrix

Addendum 1

Questions and responses - Set 1

Questions and responses - Set 2
*Revised response due*

N Zach Gillen

Informal Listing

Proposal No. Description Response Due Date Email Agent
RFB22391 Cleaning Services at the Dubuque, IA Driver's License Station 6/19/2019 Julie Brown
RFB22316 Repairs to Avoca Salt Shed 6/19/2019 Julie Randall
RFB22326 Electrical upgrade to Missouri Valley Brine Building

Addendum 1
Revised Bid Response Due Date

June 19, 2019
1 p.m.
Julie Randall
RFB22301 Building 5 Electrical Panel Replacement 6/19/2019 Rhonda Ruark
RFB22066 Seed Mixing and Storage 3/20/2019 Rhonda Ruark
RFB22013 Tile Crossing Exploration

3/20/2019 Rhonda Ruark



Request for Information (RFI)

RFI No. Description Due Date Email Agent
RFI22412 Iowa Automated Permit System (IAPS) 7/3/2019 Carrie May
RFI22259 Vehicle Registration and Title Print Solution 6/27/2019 Carrie May
RFI22206 Structure Inventory and Inspection Management Software

Questions and responses
5/3/2019 Carrie May


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.