US Bridges

Old HWY 46;500 E over Camas Creek

FairPosted for load

Camas County, Idaho · 3.2 S. 5.0 E. Fairfield · Structure no. 000000000023875

Built
1960
65 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
35 ft
2 main spans
Daily traffic
20
2023 count
Owner
County
County Highway Agency

About this bridge

Old HWY 46;500 E over Camas Creek is a wood or timber stringer/multi-beam or girder carrying Old HWY 46;500 E over Camas Creek in Camas County, Idaho. It was built in 1960, so it is 65 years old, older than the Idaho average of 45.3 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 20 vehicles a day, projected to reach 30 by 2042. The structure is 35 ft (10.7 m) long and 26 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesOld HWY 46;500 E
CrossesCamas Creek
Location3.2 S. 5.0 E. Fairfield
RouteCounty Highway 0
CountyCamas County
StateIdaho
Coordinates43.29492, -114.69275
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
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 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating13 US tons
Inventory rating0 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadH 10
Structure length35 ft (10.7 m)
Longest span17 ft (5.2 m)
Deck width26 ft (7.8 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (2023)
Projected traffic30 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$402,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Old HWY 46;500 E over Camas Creek built?

It was built in 1960, making it 65 years old in 2025.

What condition is Old HWY 46;500 E over Camas Creek 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 Old HWY 46;500 E over Camas Creek carry?

About 20 vehicles per day (2023 count).

How long is Old HWY 46;500 E over Camas Creek?

The structure is 35 ft (10.7 m) long with a longest span of 17 ft (5.2 m) and a deck 26 ft wide.

Who owns Old HWY 46;500 E over Camas Creek?

It is owned by the County Highway Agency.