US Bridges

S. Crane Creek RD over S.Fk. Crane Creek

FairPosted for load

Washington County, Idaho · 9.7 S. 9.1 E. Midvale · Structure no. 000000000028945

Built
1970
55 years old, rebuilt 2012
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
41 ft
1 main span
Daily traffic
30
2023 count
Owner
County
County Highway Agency

About this bridge

S. Crane Creek RD over S.Fk. Crane Creek is a steel stringer/multi-beam or girder carrying S. Crane Creek RD over S.Fk. Crane Creek in Washington County, Idaho. It was built in 1970 and reconstructed in 2012, so it is 55 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 30 vehicles a day, roughly 50% of them trucks, projected to reach 45 by 2042. The structure is 41 ft (12.5 m) long and 22 ft wide. If it were closed, the detour would be 29.8 mi (48 km).

CarriesS. Crane Creek RD
CrossesS.Fk. Crane Creek
Location9.7 S. 9.1 E. Midvale
RouteCounty Highway 0
StateIdaho
Coordinates44.32981, -116.55172
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
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 adequacy7: Better than present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating14 US tons
Inventory rating8 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 20
Structure length41 ft (12.5 m)
Longest span39 ft (11.9 m)
Deck width22 ft (6.7 m)
Roadway width21 ft (6.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2023)
Projected traffic45 by 2042
Trucks50%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed29.8 mi (48 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$476,000 (2019 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was S. Crane Creek RD over S.Fk. Crane Creek built?

It was built in 1970, making it 55 years old in 2025. It was reconstructed in 2012.

What condition is S. Crane Creek RD over S.Fk. Crane 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 2023.

How much traffic does S. Crane Creek RD over S.Fk. Crane Creek carry?

About 30 vehicles per day (2023 count), of which roughly 50% are trucks.

How long is S. Crane Creek RD over S.Fk. Crane Creek?

The structure is 41 ft (12.5 m) long with a longest span of 39 ft (11.9 m) and a deck 22 ft wide.

Who owns S. Crane Creek RD over S.Fk. Crane Creek?

It is owned by the County Highway Agency.