US Bridges

C-523 Non-Fa over Powder R(sawmill Gul Rd)

Fair

Baker County, Oregon · 0.2 MI SW JCT Ore 220 · Structure no. 01C228523 00019

Built
1973
52 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
71 ft
3 main spans
Daily traffic
62
2020 count
Owner
County
County Highway Agency

About this bridge

C-523 Non-Fa over Powder R(sawmill Gul Rd) is a steel stringer/multi-beam or girder carrying C-523 Non-Fa over Powder R(sawmill Gul Rd) 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 62 vehicles a day, roughly 5% of them trucks, projected to reach 72 by 2025. The structure is 71 ft (21.6 m) long and 32 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesC-523 Non-Fa
CrossesPowder R(sawmill Gul Rd)
Location0.2 MI SW JCT Ore 220
RouteCounty Highway C0523
StateOregon
Coordinates44.7357, -118.2039
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.5 US tons
Inventory rating32.8 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans3
Design loadUnknown
Structure length71 ft (21.6 m)
Longest span30 ft (9.1 m)
Deck width32 ft (9.7 m)
Roadway width31 ft (9.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic62 (2020)
Projected traffic72 by 2025
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 C-523 Non-Fa over Powder R(sawmill Gul Rd) built?

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

What condition is C-523 Non-Fa over Powder R(sawmill Gul Rd) 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 October 2024.

How much traffic does C-523 Non-Fa over Powder R(sawmill Gul Rd) carry?

About 62 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is C-523 Non-Fa over Powder R(sawmill Gul Rd)?

The structure is 71 ft (21.6 m) long with a longest span of 30 ft (9.1 m) and a deck 32 ft wide.

Who owns C-523 Non-Fa over Powder R(sawmill Gul Rd)?

It is owned by the County Highway Agency.