Bridges and Structures Bureau
Find the design manual, automation tools and consultant/designer resources.
Contracts Bureau
The Contracts Bureau is at the focal point where all of the preletting activities converge so contracting can take place for construction.
Design Bureau
The Design Bureau provides road design manuals, CADD drawings and standard drawings for consultants and designers working with the Iowa DOT.
Local Systems Bureau
Find local jurisdiction information, street finance report, utility coordination and accommodation and federal-aid guides.
Location and Environment Bureau
OLE combines expertise from the engineering, environmental, historical, and scientific fields to help design road projects. OLE evaluates problem areas, proposes solutions and then works together to select the best option.
Maintenance Bureau
Find information about Iowa DOT rest areas, snow plows, winter operations, winter driving tips, snow removal, snow fence, Weatherview, and salt and abrasive use.
Right of Way Bureau
Find manuals, brochures, CADD information and property sales.
Traffic and Safety Bureau
Search Iowa-led pooled fund studies, IHRB reports, current ITS activities and more.
Specifications
Explore standard specifications for highway and bridge construction, and the Electronic Reference Library.