Data requestsIf you have a data request, complete the online form below. Data requests are not necessarily answered in the order they are received nor are they necessarily answered directly by the Iowa DOT's Highway Division, Engineering Bureau or Office of Traffic and Safety. Your request may be forwarded to a more appropriate agency. Finally, be advised that request complexity directly influences timeliness of response.
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Failure to supply sufficient information above may result in your request not being processed or in your receiving unanticipated results. We are willing to work with you, but the better your request is described, the better we can fulfill your request.