Bid items application
The Iowa Department of Transportation (Iowa DOT), Office of Contracts, requires that all design projects let by the Iowa DOT have bid items for the project submitted electronically. To collect this data, the Iowa DOT has developed a web-based application.
BIAS 2000 installation
The BIAS 2000 installation will download as a zip file.
Bridge Information System (BRIS)
BRidge Information System (BRIS) is an Oracle database housing information about state owned highway transportation structures, such as bridges and culverts, in two main categories.
Creating right of way files
Creating Row Files From Start to Finish in PDF format.
Computer-aided drafting and design tools (CADD)
CADD tools and supporting files.
Final bridge design software
This software and other files are intended for use by consultants working for the Office of Bridges and Structures in their development of projects for the Iowa Department of Transportation.
Macro and wusi files
Files will download as a zip file.
MicroStation V8 documentation
Links to CADD documentation downloads. The files are in Microsoft Word format.
MicroStation V8 tools
CADD download tools. The CADD files are in MicroStation V8 design file format.
Preliminary bridge design software
This software is intended for use by consultants working for the Office of Bridges and Structures in their development of projects for the Iowa Department of Transportation.
Preparation of plot plans and summary sheets
This information is intended as a guide for the construction of plot plans and summary sheets, additional information can be found in the Office of Right of Way Design Manual.
Office of Bridges and Structures
Find the design manual, automation tools and consultant/designer resources.
Office of Contracts
The Office of Contracts is at the focal point where all of the preletting activities converge so contracting can take place for construction.
Office of Design
The Office of Design provides road design manuals, CADD drawings and standard drawings for consultants and designers working with the Iowa DOT.
Office of Local Systems
Find local jurisdiction information, street finance report, utility coordination and accommodation and federal-aid guides.
Office of Location and Environment
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.
Office of Maintenance
Find information about Iowa DOT rest areas, snow plows, winter operations, winter driving tips, snow removal, snow fence, Weatherview, and salt and abrasive use.
Office of Right of Way
Find manuals, brochures, CADD information and property sales.
Office of Traffic and Safety
Search Iowa-led pooled fund studies, IHRB reports, current ITS activities and more.
Explore standard specifications for highway and bridge construction, and the Electronic Reference Library.
Disadvantaged Business Enterprise (DBE) Program
Title VI home
Title VI of the Civil Rights Act of 1964 is the federal law that protects individuals and groups from discrimination on the basis of their race, color and national origin in programs and activities that receive federal financial assistance.
English bridge standards
MicroStation V8 English bridge standards
English county bridge standards
Access the MicroStation V8 English county bridge standards.
English sign truss standards
Access the MicroStation V8 English sign truss standards.
LRFD English culvert standards
Access the MicroStation V8 LRFD English culvert standards.
LRFD precast culvert standards
Access the LRFD precast culvert standards.
Road design details
The design details contained in this manual (commonly referred to as the "Green Book") have been developed to aid the designer in the development of detailed design plans for interstate and primary road construction in the state of Iowa.
Standard road plans
The standard road plans contained in this manual (commonly referred to as the "Red Book") have been developed to show standardized design features, construction methods and approved materials to be used in design plans for interstate, primary and secondary road construction in the state of Iowa.