US Bridges

Lower Crane Road over Crane Creek

Poor

Washington County, Idaho · 3.6 N. 10.3 E. Weiser · Structure no. 000000000028855

Built
1955
70 years old, rebuilt 1995
Condition
Poor
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
61 ft
3 main spans
Daily traffic
20
2023 count
Owner
County
County Highway Agency

About this bridge

Lower Crane Road over Crane Creek is a steel stringer/multi-beam or girder carrying Lower Crane Road over Crane Creek in Washington County, Idaho. It was built in 1955 and reconstructed in 1995, so it is 70 years old, older than the Idaho average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 20 vehicles a day, roughly 5% of them trucks, projected to reach 30 by 2039. The structure is 61 ft (18.6 m) long and 20 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesLower Crane Road
CrossesCrane Creek
Location3.6 N. 10.3 E. Weiser
RouteCounty Highway 0
StateIdaho
Coordinates44.29847, -116.76033
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating99.9 US tons
Inventory rating61.9 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans3
Design loadHS 20
Structure length61 ft (18.6 m)
Longest span20 ft (6.1 m)
Deck width20 ft (6.2 m)
Roadway width20 ft (6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (2023)
Projected traffic30 by 2039
Trucks5%
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$590,000 (2019 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Lower Crane Road over Crane Creek built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 1995.

What condition is Lower Crane Road over Crane Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in June 2024.

How much traffic does Lower Crane Road over Crane Creek carry?

About 20 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Lower Crane Road over Crane Creek?

The structure is 61 ft (18.6 m) long with a longest span of 20 ft (6.1 m) and a deck 20 ft wide.

Who owns Lower Crane Road over Crane Creek?

It is owned by the County Highway Agency.