US Bridges

County Highway over W Fk Big Blue River

Fair

Hamilton County, Nebraska · .3N 5E Stockham · Structure no. C004104705

Built
1935
90 years old
Condition
Fair
inspected September 2023
Type
Girder and Floorbeam System
Steel
Length
91 ft
2 main spans
Daily traffic
40
2003 count
Owner
County
County Highway Agency

About this bridge

County Highway over W Fk Big Blue River is a steel girder and floorbeam system carrying County Highway over W Fk Big Blue River in Hamilton County, Nebraska. It was built in 1935, so it is 90 years old, older than the Nebraska average of 47.1 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 40 vehicles a day, projected to reach 68 by 2033. The structure is 91 ft (27.7 m) long and 16 ft wide. If it were closed, the detour would be 37.3 mi (60 km).

Location

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CarriesCounty Highway
CrossesW Fk Big Blue River
Location.3N 5E Stockham
RouteCounty Highway 47
CountyHamilton County
StateNebraska
Coordinates40.7236, -97.8448
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating23.1 US tons
Inventory rating14.3 US tons

Structure

Structure typeGirder and Floorbeam System
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length91 ft (27.7 m)
Longest span45 ft (13.7 m)
Deck width16 ft (5 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2003)
Projected traffic68 by 2033
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed37.3 mi (60 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was County Highway over W Fk Big Blue River built?

It was built in 1935, making it 90 years old in 2025.

What condition is County Highway over W Fk Big Blue River 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 September 2023.

How much traffic does County Highway over W Fk Big Blue River carry?

About 40 vehicles per day (2003 count).

How long is County Highway over W Fk Big Blue River?

The structure is 91 ft (27.7 m) long with a longest span of 45 ft (13.7 m) and a deck 16 ft wide.

Who owns County Highway over W Fk Big Blue River?

It is owned by the County Highway Agency.