US Bridges

Willow Bend; 1400W over Aberdeen Springfield Cnl

Fair

Bingham County, Idaho · 1.0 S. 1.0 W. Liberty · Structure no. 000000000022265

Built
1962
63 years old
Condition
Fair
inspected November 2023
Type
Tee Beam
Prestressed Concrete
Length
83 ft
2 main spans
Daily traffic
240
2023 count
Owner
County
County Highway Agency

About this bridge

Willow Bend; 1400W over Aberdeen Springfield Cnl is a prestressed concrete tee beam carrying Willow Bend; 1400W over Aberdeen Springfield Cnl in Bingham County, Idaho. It was built in 1962, so it is 63 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.

It carries about 240 vehicles a day, roughly 25% of them trucks, projected to reach 360 by 2039. The structure is 83 ft (25.3 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesWillow Bend; 1400W
CrossesAberdeen Springfield Cnl
Location1.0 S. 1.0 W. Liberty
RouteCounty Highway 0
CountyBingham County
StateIdaho
Coordinates43.15396, -112.57447
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating40 US tons
Inventory rating16 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadH 15
Structure length83 ft (25.3 m)
Longest span41 ft (12.5 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic240 (2023)
Projected traffic360 by 2039
Trucks25%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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$872,000 (2019 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Willow Bend; 1400W over Aberdeen Springfield Cnl built?

It was built in 1962, making it 63 years old in 2025.

What condition is Willow Bend; 1400W over Aberdeen Springfield Cnl 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 November 2023.

How much traffic does Willow Bend; 1400W over Aberdeen Springfield Cnl carry?

About 240 vehicles per day (2023 count), of which roughly 25% are trucks.

How long is Willow Bend; 1400W over Aberdeen Springfield Cnl?

The structure is 83 ft (25.3 m) long with a longest span of 41 ft (12.5 m) and a deck 28 ft wide.

Who owns Willow Bend; 1400W over Aberdeen Springfield Cnl?

It is owned by the County Highway Agency.