Unless specifically exempted, a certificate of registration is required to operate an aircraft in Iowa (in addition to being registered with the FAA). Aircraft registration laws are defined in Iowa Code Chapter 328.

View detailed inventory information, condition data, work history information, photographs, the proposed 5-year maintenance and rehabilitation plan, inspection comments, and a copy of the individual airport report.

All entities submitting design projects to the Iowa DOT for letting must submit bid items electronically.

Find open requests for proposals, prequalification for Iowa DOT work and more.

Find open requests for proposals, prequalification for Iowa DOT work and more.

myDOT Docs contains certain types of permits, highway plans and government surveys, and document types are constantly being added.

Prequalify to bid, and request eligibility to bid.

The Iowa Department of Transportation's (DOT) Structure Inventory and Inspection Management System (SIIMS) system will be the single source location for entering and reviewing condition information on all Iowa bridges, both local and state owned.

Topics in this section include Highway Portal, I-Sites and Iowa DOT Travel Information.

Iowa is one of the few states with a full Linear referencing System (LRS) on all public roads and statewide LiDAR. Iowa’s LRS gives the ability to locate with many methods, like mile point, and translate from one method to another. The LRS also stores accurate traveled way centerlines of over 114,000 miles of public road.

Access the inventory stock catalog via Enterprise A & A.

The distribution center has collected over 5000 items available for city, county, and state agencies and entered the information in a database for easy access.

To access the City SFR system, you will need to have an Enterprise A & A account. The Enterprise A & A account is a standardized way for the State of Iowa to verify the identity of individual users of secure web applications.