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Project-Details







I-84: La Grande-Baker City Sign Upgrades

Construction Phase

Region 5: Eastern Oregon (Baker City, La Grande, Baker, Union)


​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​We are upgrading road and weather sensors and installing variable speed limit signs and variable message signs to better manage speed limits, improve driver communication with real-time data and increase safety for the traveling public and freight industry.


Impacts

Traffic Impact

No traffic impacts expected.

Schedule

All contract work is complete.

Details

About

Enlarged project map.A Variable Speed Limit System was installed in 2016 along a 30-mile segment of I-84 in the Baker Valley, from milepost 277 to 306.

This project will enhance the existing variable speed limit system by adding two new variable speed limit signs and installing additional weather and pavement sensors, and adding variable message signs to inform motorists of chain-up conditions.

Variable speed limit signs are electronic versions of black-on-white speed limit signs. Variable speed limit signs are regulatory and enforceable. Pavement sensors automatically adjust variable speed limit signs to best suit conditions on the highway.

In Baker Valley, the winter pavement conditions vary and are unpredictable. Motorists can be driving on dry pavement then suddenly hit an icy patch. The intent of the variable speed limit signs is to slow traffic in these trouble areas. When conditions improve, speed limits will automatically be raised.

Location

I-84 |

​Mileposts 303, north end of Baker City, to 263, south end of La Grande.

Cost and Funding

​The project is estimated to cost $4.1 million through construction.

Contractor

​HP ​Civil, Inc. | Salem, OR

Additional Information

​Images of weather and pavement sensors.



Contacts & Media

Image of Variable Speed Limit sign.

Project Contact

Community Affairs Specialist
Vicki L Moles
Email
vicki.l.moles@odot.oregon.gov
Phone
541-620-4527

Last Updated

12/12/2025 12:32 PM

Project Number

21878