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ITD Projects GARVEE D3 I84 Caldwell to Meridian Project Corridor I84 Ten Mile Road Interchange

I-84, Ten Mile Road Interchange

Project Facts

Project Number: A009(815)
Key Number: 09815
MP 41.5-42.5

The Idaho Transportation Department (ITD) has constructed a new I-84 interchange at Ten Mile Road in Meridian. The project will relieve congestion at the existing I-84 Meridian Road Interchange and improve access to the growing area west of Meridian Road.

This project included a new interchange at Ten Mile Road and several improvements to the surrounding roadways. Improvements included widening Ten Mile Road from two to four lanes between Overland and Franklin roads.

The new interchange is a Single Point Urban Interchange (SPUI). A SPUI has one traffic signal at the center that allows for protected left turns in each direction. Click here to download a map and driving directions.


In 2001, the Community Planning Association of Southwest Idaho (COMPASS) and ITO completed a cooperative planning effort called the I-84 Corridor study. The study examined the transportation system needs I-84 corridor from the WYE Interchange to Idaho 44 west of Caldwell. The study recommended specific improvements that warranted further evaluation and implementation. The recommendation was included in the COMPASS study.


Preliminary design was completed in March 2008 and final design and right-of-way were completed in April 2009. Construction began in July 2009 and substantial completion was achieved July 2011.

Compliance with Title VI of the Civil Rights Act

The Idaho Transportation Department (ITD) is committed to compliance with Title VI of the Civil Rights Act of 1964 and all related regulations and directives. ITD assures that no person shall on the grounds of race, color, national origin, gender, age, or disability be excluded from participation in, be denied the benefits of, or be otherwise subjected to discrimination under any ITD service, program, or activity. The department also assures that every effort will be made to prevent discrimination through the impacts of its programs, policies, and activities on minority and low-income populations. In addition, the department will take reasonable steps to provide meaningful access to services for persons with Limited English Proficiency.

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P.O. Box 7129 • Boise, ID 83707-1129
Ph: (208) 334-8938 • Fax: (208) 334-8563
TDD: (208) 334-4458

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P.O. Box 7129
Boise, ID 83707-1129
Phone: (208) 334-8119
Fax: (208) 334-8563
TTY/TDD Users: Dial 711 or
(800) 377-3529 to use Idaho Relay System

Page Last Modified: 11/10/2014 2:50:22 PM

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Idaho Transportation Department
3311 W. State Street P.O. Box 7129
Boise, ID 83707-1129
(208) 334-8000