US Bridges

S 1800 E over Little Wood River

Good

Gooding County, Idaho · 0.4 S. 1.0 W. Gooding · Structure no. 000000000024373

Built
2023
2 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
40 ft
1 main span
Daily traffic
1,400
2023 count
Owner
Local
Other Local Agency

About this bridge

S 1800 E over Little Wood River is a steel stringer/multi-beam or girder carrying S 1800 E over Little Wood River in Gooding County, Idaho. It was built in 2023, so it is 2 years old, younger than the Idaho average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,400 vehicles a day, roughly 5% of them trucks, projected to reach 2,100 by 2042. The structure is 40 ft (12.3 m) long and 32 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesS 1800 E
CrossesLittle Wood River
Location0.4 S. 1.0 W. Gooding
RouteCounty Highway 0
StateIdaho
Coordinates42.93356, -114.73258
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 alignment8: Equal to present desirable criteria
Operating rating49.6 US tons
Inventory rating38.3 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHL 93
Structure length40 ft (12.3 m)
Longest span36 ft (11.1 m)
Deck width32 ft (9.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,400 (2023)
Projected traffic2,100 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerOther Local Agency
Maintained byOther Local 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 S 1800 E over Little Wood River built?

It was built in 2023, making it 2 years old in 2025.

What condition is S 1800 E over Little Wood River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in April 2023.

How much traffic does S 1800 E over Little Wood River carry?

About 1,400 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is S 1800 E over Little Wood River?

The structure is 40 ft (12.3 m) long with a longest span of 36 ft (11.1 m) and a deck 32 ft wide.

Who owns S 1800 E over Little Wood River?

It is owned by the Other Local Agency.