US Bridges

Estes ST over Powder River

FairPosted for load

Baker County, Oregon · City of Baker · Structure no. 04T03 000 00173

Built
1973
52 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
48 ft
1 main span
Daily traffic
2,678
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Estes ST over Powder River is a steel stringer/multi-beam or girder carrying Estes ST over Powder River in Baker County, Oregon. It was built in 1973, so it is 52 years old, older than the Oregon average of 49.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 2,678 vehicles a day, roughly 5% of them trucks, projected to reach 3,138 by 2025. The structure is 48 ft (14.6 m) long and 41 ft wide.

Location

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CarriesEstes ST
CrossesPowder River
LocationCity of Baker
RouteCity Street 4820
CountyBaker County
StateOregon
Coordinates44.77203, -117.82898
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating14.3 US tons
Inventory rating11 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckSteel plate
Main spans1
Design loadUnknown
Structure length48 ft (14.6 m)
Longest span47 ft (14.3 m)
Deck width41 ft (12.5 m)
Roadway width31 ft (9.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,678 (2020)
Projected traffic3,138 by 2025
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Estes ST over Powder River built?

It was built in 1973, making it 52 years old in 2025.

What condition is Estes ST over Powder River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2024.

How much traffic does Estes ST over Powder River carry?

About 2,678 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is Estes ST over Powder River?

The structure is 48 ft (14.6 m) long with a longest span of 47 ft (14.3 m) and a deck 41 ft wide.

Who owns Estes ST over Powder River?

It is owned by the City or Municipal Highway Agency.