Office of Traffic and Safety

What is happening in Traffic and Safety

Driveway to highway access

Request a Driveway/Entrance to a highway

A request for an access connection to the primary highway can be made using our online electronic permitting system.

Traffic congestion

Iowa Comprehensive Highway Safety Plan

An SHSP is a statewide-coordinated safety plan that provides a comprehensive framework for reducing highway fatalities and serious injuries on all public roads.
Visit SHSP website

Road curve sign

Horizontal Curve Sign Program

Intent of program, eligibility, program funding and approval required.
Visit website

county road

Highway Safety Improvement Program (HSIP) - Secondary Program

Safety program for the county road system. The HSIP – Secondary Program receives a 90 percent federal reimbursement, and a 10% local match is required. HSIP program

Utilities policy

Utilities policy revised

The placement, adjustment and maintenance of utility facilities in, on, above or below the primary highway right of way is detailed within the Utility Policy.


FY 2018 TSIP Application Booklets

Live Tabs

Traffic and Safety Services

  • Access management

    Entrance placement and permitting requirements

  • Advertising management

    Billboards, logos, tourist-oriented directional signs (TODS), private directional signs, official city and county signs

  • Sign shop

    The sign shop manufactures and provides highway and facility signs for the Iowa DOT