Iowa DOT ION Wave Bidding.html

Skip to main content

Official State of Iowa Website

Agencies A-Z Programs & Services

Department of Transportation

Search

Menu

Main navigation

Driver�s Licenses & IDs

Driver�s Licenses & IDs sub-navigation

Schedule an Appointment

Find a DMV Location

Get or Renew Driver's Licenses, IDs & Permits

Driver Education

Other Services

New to Iowa

Commercial Drivers

Suspensions & Revocations

Mobile ID

Military Services

Investigation & Identity Protection

Forms

Registration & Plates

Registration & Plates sub-navigation

Vehicle Registration & Titles

Disability Parking & Services

License Plates

Buy & Sell Vehicles

For Dealerships

Other Vehicle Services

Investigation & Identity Protection

Modes of Travel

Modes of Travel sub-navigation

Roads & Highways

Public Transit

Rail

Aviation

Bikes

Personalized Travel

Trails

Motor Carriers

Motor Carriers sub-navigation

Get Oversize & Overweight Permits

IFTA (International Fuel Tax Agreement)

IRP (International Registration Plan)

ClearFleet - New IRP & IFTA System

UCR (Unified Carrier Registration)

Maps

Manuals

Safety Seminar

Proclamations

Taxicab Services

Paid Rideshare

Travel Tools

Travel Tools sub-navigation

Iowa 511

Major Construction Projects

Traffic Cameras

Highway Helper

Report an Issue on the Roadway

Agencies A-Z Online Services

Breadcrumbs

Home

General Procurement & Auctions

Purchasing

The Procurement Section assists the Iowa DOT by issuing bids, proposals, or information to suppliers, contractors, and service providers.

Current Bid Opportunities

Awarded Bids

View Fuel Prices

Purchasing Rules

Benefits of Registering for an Account

Iowa DOT Purchasing uses IMPACS for solicitation purposes. All vendors are encouraged to submit solicitation responses and questions via the IMPACS. To submit an electronic response to a solicitation, you will need to register for an account or log in. Existing DAS accounts can be used.

Registering for an account:

� Makes submitting a bid fast and easy.

� Reduces errors - our online system completes an error check to ensure that all bids are completed without errors.

� Is easy to use.

Bid registration/login

Register for an account

Register to submit bid responses, get bid updates and notifications, and view awarded bids.

Log in

Already registered? Log in to your account.

Need help?

Reach out to us via email or check our our frequently asked questions.

DOT.purchasing@iowadot.us

Frequently asked questions

Other Resources

Open RFPs for Consultant Services

Browse current and past Iowa DOT consultant RFPs.

Road Construction Projects

Contact the Contracts Bureau.

Procurement Decision Process for DOT Employees

Not sure where to start? Answer a few questions to get on the right track. (For DOT employees only)

Facilities Construction for DOT Employees

Questions about bidding process for the construction of DOT facilities? Contact Teri Schulz.

Department of Transportation

Footer Social Media Menu

Opens in a new window.

Iowa Department of Transportation Central Office

800 Lincoln Way

Ames, IA 50010

Phone

515-239-1101

How can we help?

Share feedback with us

Footer Menu

Footer

Iowa DOT

Social Media

About

Contact

Districts

Divisions & Bureaus

Transportation Matters

News

Careers

Topic Index

Vendors & Partners

Consultants & Contractors

General Procurement & Auctions

Transportation Development

Online Services

DMV Services

Schedule an Appointment

Take a Practice Test

Apps

Forms Help

My MVD

511 IA

Major Projects

Intranet Login

Electronic Reference Library

County Treasurer Resources

Data

Analytics

Research

Transportation Facts

Traffic & Safety

Request Crash Data

Open Records

Digital Delivery

Geospatial Technologies

DMV Statistics & Research

Iowa Crash Analysis Tool (ICAT)

Iowa Regional Coordinate System (RCS)

TraCS & MACH

Policies & Statements

Contact Menu

Send Feedback

© 2025 State of Iowa - Read our accessibility, data, and privacy policies.