Idaho Department of Transportation


Drilling Begins on U.S. 95, Crews Preparing for Demolition

Drilling began on Aug. 20 at the U.S. 95 slide south of Riggins. This is part of the long-term repairs, which will involve controlled blasting and reinforcing the rock face, that are planned for completion in late October....


Multi-Year Construction Project Under Way to Improve US-95, ID-53

Construction is under way on Idaho Highway 53, reducing the highway to one lane, with flaggers on scene, as crews widen the shoulders between U.S.-95 and Ramsey Road. Lane closures are expected during the day for approximately two weeks, and trees west of U.S.-95 also will be removed to accommodate a new alignment for ID-53....


ITD Contractor Removing Hazard Trees on I-90 Near Fourth of July Pass

Beginning in late April, contractors began removing hazard trees along two miles of Interstate 90 near Fourth of July Pass to enhance highway safety. Trees can be hazardous when they fall, shade roadways and cause icy conditions in winter as well as hide any approaching wildlife....


ITD Begins Replacement of U.S.-95 Weiser River Bridge Near Council

The replacement of the U.S.-95 Weiser River Bridge located approximately 10 mi. north of Council, began in early March. Built in 1939, the bridge has reached the end of its design life. The new structure will include a wider bridge deck and upgraded guardrail among other safety enhancements....


IDT's $200M Plan Rehabilitates 193 Miles of Aging I-15

Work on one of the largest public-private partnerships in Idaho has moved another step forward with the Idaho Department of Transportation awarding the bid on the Northgate Interchange project to Cannon Builders of Blackfoot, Idaho....


$90.2M Grant Will Expand I-84

Deputy Administrator of the Federal Highway Administration (FHWA) Brandye Hendrickson and Gov. C.L. “Butch” Otter commemorated the historic approval of a $90.2 million grant that will help fund the expansion of Interstate 84 in Canyon County....


Idaho Receives Notice of $90M INFRA Grant for Its I-84 Widening Project

An area of major need in Idaho may receive a vital shot of federal money, as federal officials shortlisted $90.24 million in grant funds to help ease congestion on Interstate 84 in the Treasure Valley between the Karcher Interchange and Franklin Boulevard....


Lemhi River Bridge Projects Under Way in East Idaho

ITD has identified nine bridges for reconstruction on ID-28 between April 2018 and October 2019. Construction on the first three bridges began the week of April 2 and lasts until mid-Oct. 2018. The project calls for removing and replacing bridges; enhancing existing structures; and providing increased capacity for the river....


TRB Names ITD Director to Its Executive Committee

Idaho Transportation Department Director Brian Ness was recently named to the executive committee of the 2018 Transportation Research Board (TRB). The TRB is a unit of the National Academy of Sciences, Engineering and Medicine, and serves as an independent adviser to the President of the United States, the Congress and federal and state agencies on scientific and technical transportation issues of national importance....


ITD Saves Time, Fuel for Truckers

The Idaho Transportation Department said new equipment that helps commercial truck drivers bypass a weigh station in the Lewiston area can save truckers more than $900,000 this year in time and fuel costs....