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11/20/2009

Reed Hollinshead
ITD Communication
208-334-8881
reed.hollinshead@itd.idaho.gov

Southwest Idaho highway construction report for Nov. 20-27

BOISE - The following projects are part of the GARVEE Transportation Program in southwest Idaho, which uses funds from Grant Anticipation Revenue Vehicle (GARVEE) bonds to expedite highway projects.


BOISE - Interstate 84, Orchard Street Interchange
Work continues on a project to reconstruct the Orchard Street Interchange in Boise.

An eastbound lane on I-84 will be closed from 10 p.m. Friday (Nov. 20) to 5 a.m. Saturday (Nov. 21) while crews hang sign brackets at the Orchard Interchange.

 

One east- and westbound lane will be closed Saturday night (Nov. 21) at 10 p.m. until Sunday at 5 a.m. while crews place a new sign at the interchange.

 

On Monday and Tuesday (Nov. 23-24), a westbound lane will be closed at the westbound on-and off-ramps. Hours for the lane closures are 10 p.m. to 5 a.m. each night. By Wednesday (Nov. 25) at 5 a.m., the new, permanent off- and on-ramps will be finished and open to traffic.

 

The speed limit on I-84 is 55 mph and shoulders are restricted in the project area. The speed limit on surrounding roadways (Orchard Street, Wright Street, Victory Road) is 25 mph. ITD advises motorists to be cautious of trucks and equipment.

 

Construction is expected to be complete in spring 2010.

 

BOISE - Interstate 84, Vista Avenue Interchange Reconstruction*

Work is under way to rebuild the Vista Avenue Interchange to reduce congestion and accommodate future I-84 lanes.

 

On Tuesday (Nov. 24), flaggers will direct traffic onto the first part of the new bridge starting at 10 p.m. One lane will be open in each direction on Vista Avenue. Crews are paving, striping and placing guardrail on the new bridge. During daytime hours on Tuesday, flaggers will direct traffic at the interchange while paving trucks enter and exit the work zone.

 

Traffic will be switched to the new bridge by 5 a.m. Wednesday (Nov. 25).

 

Demolition of the old bridge is scheduled for Nov. 30-Dec. 5.

 

The speed limit on I-84 is 55 mph. Watch for trucks entering and exiting the construction zone.

 

Construction is expected to be complete in fall 2010.

 

* Design for the project was funded by GARVEE, but project construction is funded through the federal stimulus program, created to generate jobs and help boost Idaho's economy while upgrading our foundation for future economic growth.

 

BOISE - Interstate 84, Cole Road to Broadway Avenue widening

ITD is rebuilding and widening east- and westbound I-84 between the Cole and Broadway interchanges in Boise. When complete, the interstate will have four lanes in each direction.

 

The speed limit is 55 mph in the project area on I-84.

 

This project is expected to be complete in summer 2011.

 

WEST TREASURE VALLEY - Interstate 84, Garrity to Meridian widening

ITD has added a third east- and westbound lane to I-84 between Nampa and Meridian.

 

Between Black Cat and Ten Mile roads, the third lane will remain closed until spring 2010 during work on the Ten Mile Interchange.

 

The westbound shoulder will be closed until mid-November while crews finish work in the median.

 

The I-84 speed limit is 55 mph during construction.

 

MERIDIAN - Interstate 84, Ten Mile Interchange construction

Work continues on a project to replace the current Ten Mile Overpass with an interchange with on- and off-ramps. This project includes widening Ten Mile Road and constructing two undercrossings for local roads north and south of I-84.

 

Daily pile driving begins the week of Nov. 20. Pile driving hours are 7 a.m. to 9 p.m. Work will be done at the site of the future Ten Mile Interchange. It is the final location for pile driving.

 

The Ten Mile Overpass will be demolished on the night of Dec. 11. During the demolition, I-84 will be closed between the Meridian and Garrity interchanges, and a detour route will be posted to guide motorists through the area.

 

Ten Mile Road will be closed between Franklin and Overland roads starting Dec. 11. It will remain closed until summer 2011. Watch for detour signs posted in the area.

 

The speed limit has been reduced to 35 mph on Ten Mile Road between Franklin and Overland roads. Motorists should watch for trucks traveling in the area.

 

Construction is expected to be complete in summer 2011.


NAMPA - Interstate 84, Garrity Bridge/11th Ave. to Garrity

ITD will replace two bridges in the Garrity Interchange with a single, wider bridge to support additional lanes on the interstate. The project will construct a third east- and westbound lane on I-84 through the Garrity Interchange.


A pre-construction conference is expected in early December, but no traffic impacts expected until the new year.


Est. Start: January 2010

Est. Completion: Winter 2010


Following is an update on non-GARVEE state highway construction projects in southwest Idaho.


CANYON COUNTY
CALDWELL - Indian Creek Bridges replacement

Work to improve the structural integrity of bridges over Indian Creek at 21st Avenue, and at 11th Avenue and Arthur Street is in the final stages and should be complete by late November/early December, weather permitting.


Crews finished paving and painting lane stripes on the new bridge structure at 21st Avenue and are installing hand rails on each side of the bridge to increase pedestrian safety. Traffic is restricted to one lane in each direction. All four lanes are expected to be open to motorists within the next couple of weeks.


The bridge at 21st was widened to four lanes to better serve the well-traveled route between Interstate 84 and The College of Idaho.


Crews poured the new bridge deck for the 11th Avenue and Arthur structure last week and must wait 10 days for it to cure. While the deck cures, crews are working on curb and gutter.  Vehicles continue to be detoured around the intersection. Pedestrian access to local business remains open and signs are in place to direct customers.


Braun-Jensen of Payette is the contractor on this $2.3 million project. This is a Local Highway Technical Assistance Council project sponsored by the city of Caldwell.


WASHINGTON COUNTY

MIDVALE HILL - rest area improvement project
The new rest area on U.S. 95 at Midvale Hill is expected to open Wednesday (Nov. 25), just in time for Thanksgiving holiday travelers.

This project has rebuilt the existing rest area - built in 1987 - and caretaker facilities, created additional truck parking, and includes other repairs. The rest room building was completely reconstructed.

Perimeter fencing, some electrical and mechanical system installation and some roofing remains. A security system is being installed.


The rest area will be closed during this project, and signs are posted in Cambridge and Weiser announcing the closure. No temporary facilities are available.


WF Construction & Sales LLC of Meridian is the contractor on this $1.4 million project.

WEISER - Snake River Bridge replacement
The Snake River Bridge on the U.S. 95 Spur in Weiser is being replaced with a wider structure. The bridge connects Annex, Ore., to Weiser.


The contractor is working on a cold-weather concrete plan and setting the deck-finishing machine. The deck pour is expected this next week (Nov. 16-20).

 
The right and left ramps on the Idaho side of the bridge are closed. Traffic must follow the detour to access Old Highway 70. In addition, any traffic 12 feet or wider and/or taller than 14 feet 2 inches will need to detour through Payette.

Both abutments on the Idaho side
of the bridge have been finished.

The original bridge was built in 1903, with an additional span added in 1911. Traffic signals were added in 1949. The bridge was replaced in the 1950s - that's the one being replaced in this project. Once completed, the bridge will be 16 feet wider and able to carry greater traffic volumes. The highway on both sides of the bridge also will be reconstructed.

New curb, gutter and sidewalks are being reconstructed on the Idaho side of the bridge.

The speed limit is reduced to 25 mph on the Oregon side of the bridge.

Sletten Construction of Boise is the contractor on this $10 million project. The project is expected to be completed by mid-February 2010.

ITD and the Idaho State Police caution motorists to slow down and pay attention when driving in work zones, where increased speeding fines and other penalties apply. Motorists are encouraged to plan ahead and dial 5-1-1 or visit 511.idaho.gov for information on the state highway or interstate system.
 
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