Requests for Proposal

Responses to Iowa DOT Research RFPs are accepted until 12 pm CST according to the following schedule:

  • RFPs posted March 15 are due on or before May 1.
  • RFPs posted July 15 are due on or before September 1.
  • RFPs posted November 15 are due on or before January 15.

Proposal Guidelines

Proposal guidelines have been developed to help researchers prepare a proposal that will be acceptable for review. Please note the differences between IHRB and SPR proposals when applicable.

Open Requests for Proposal

The following are open proposal requests due on or before Jan 15, 2020. If you have any questions, please send an e-mail to Submitted questions and their answers will be provided below.

Request Number Proposal Request