US Bridges

Lower Crane Road over Crane Creek

Fair

Washington County, Idaho · 3.8 N. 10.3 E. Weiser · Structure no. 000000000028860

Built
1982
43 years old
Condition
Fair
inspected June 2023
Type
Tee Beam
Prestressed Concrete
Length
42 ft
1 main span
Daily traffic
20
2023 count
Owner
County
County Highway Agency

About this bridge

Lower Crane Road over Crane Creek is a prestressed concrete tee beam carrying Lower Crane Road over Crane Creek in Washington County, Idaho. It was built in 1982, so it is 43 years old, younger 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 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 20 vehicles a day, roughly 10% of them trucks, projected to reach 30 by 2039. The structure is 42 ft (12.8 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesLower Crane Road
CrossesCrane Creek
Location3.8 N. 10.3 E. Weiser
RouteCounty Highway 0
StateIdaho
Coordinates44.30075, -116.76178
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length42 ft (12.8 m)
Longest span41 ft (12.5 m)
Deck width24 ft (7.3 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (2023)
Projected traffic30 by 2039
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Lower Crane Road over Crane Creek built?

It was built in 1982, making it 43 years old in 2025.

What condition is Lower Crane Road over 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 Lower Crane Road over Crane Creek carry?

About 20 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Lower Crane Road over Crane Creek?

The structure is 42 ft (12.8 m) long with a longest span of 41 ft (12.5 m) and a deck 24 ft wide.

Who owns Lower Crane Road over Crane Creek?

It is owned by the County Highway Agency.