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Top IDOT & MDOT Projects of 2009-10

Here is a list of ongoing or recently completed projects from the Idaho Dept. of Transportation and Montana Dept. of Transportation.

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1. Sand Creek Byway

Sandpoint, Idaho
Start: Oct 2008 Finish: Summer 2012
Contractor: Parsons
Contract: $98 million

The byway is 2.1 miles of new alignment connecting U.S. 95 from the northernmost end of the Long Bridge directly to Idaho 200 and U.S. 95 north of Sandpoint. The project includes six bridges and 24 retaining walls. Also included is a state-of-the-art pedestrian and bike pathway. It is the largest single highway project contract ever let in Idaho.

Sand Creek Byway
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2. Evaro - McClure

Evaro, Mont.
Start: Fall 2008 Finish: Summer 2010
Contractor: M.A. DeAtley Inc.
Cost: $28.9 million

This reconstruction project includes grading, gravel, plant mix overlay, highway re-alignment, frontage roads, intersection improvements, passing lanes, a Montana Rail Link overcrossing bridge replacement, multiple wildlife migration enhancements, signing and electrical work in Missoula County, almost entirely within the Flathead Indian Reservation.

3. I-84, Cole Interchange to Broadway

Interchange Freeway Widening
Boise
Start: Sept. 2009 Finish: Summer 2011
Contractor: Concrete Placing Co.
Cost: $35.8 million

This 22-month project rebuilds and widens 3.5 miles of Interstate 84 to four lanes in each direction from the Cole Interchange to the Broadway Interchange, adding two new lanes each way. Widening will occur in the median area of the existing roadway and will include a permanent median barrier separating traffic to improve safety.

4. Billings – Airport Road

Billings
Start: Fall 2008 Finish: Summer 2010
Contractor: Riverside Contracting
Cost: $24.1 million

This project reconstructs portions of North 27th Street and State Urban Route 1014, construction of a roundabout near Logan International Airport, Alkali Creek Intersection, new roadway, a concrete prestressed girder structure at Alkali Creek Intersection and adjacent roadway work throughout the project.

5. I-84, Ten Mile Interchange

Meridian, Idaho
Start: July 2008 Finish: Summer 2011
Contractor: Staker & Parsons dba Idaho Sand & Gravel
Cost: $33.8 million

This project will construct a full single-point urban interchange at Ten Mile Road to replace the bridge built in 1964. It will relieve congestion at the Meridian Interchange and provide local access to the growing area west of Meridian Road. The finished product will also have bike paths, pedestrian crossings and sidewalks. Farming access will be maintained for fields north of the interchange.

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