US Bridges

Township Road over W Fk Big Blue River

Fair

Clay County, Nebraska · 1N 5.6W Harvard · Structure no. C001801010

Built
1915
110 years old
Condition
Fair
inspected November 2023
Type
Culvert
Concrete
Length
38 ft
1 main span
Daily traffic
25
2003 count
Owner
County
County Highway Agency

About this bridge

Township Road over W Fk Big Blue River is a concrete culvert carrying Township Road over W Fk Big Blue River in Clay County, Nebraska. It was built in 1915, so it is 110 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 25 vehicles a day, projected to reach 42 by 2041. The structure is 38 ft (11.6 m) long. If it were closed, the detour would be 31.1 mi (50 km).

Location

Open in Google Maps
CarriesTownship Road
CrossesW Fk Big Blue River
Location1N 5.6W Harvard
RouteCounty Highway 10
CountyClay County
StateNebraska
Coordinates40.64, -98.2083
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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating26.5 US tons
Inventory rating18.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length38 ft (11.6 m)
Longest span35 ft (10.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2003)
Projected traffic42 by 2041
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed31.1 mi (50 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 Township Road over W Fk Big Blue River built?

It was built in 1915, making it 110 years old in 2025.

What condition is Township Road 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 November 2023.

How much traffic does Township Road over W Fk Big Blue River carry?

About 25 vehicles per day (2003 count).

How long is Township Road over W Fk Big Blue River?

The structure is 38 ft (11.6 m) long with a longest span of 35 ft (10.7 m).

Who owns Township Road over W Fk Big Blue River?

It is owned by the County Highway Agency.